/* Azhary Arliansyah Teknik Informatika Universitas Sriwijaya arliansyahazhary.blogspot.com */ #include <stdio.h> #include <stdlib.h> // agar dapat menggunakan malloc() dan free() #include <stdbool.h> // agar dapat menggunakan tipe data boolean typedef struct node { // field untuk menyimpan integer int n; // pointer ke elemen selanjutnya struct node* next; } node; // elemen pertama pada linked list node* head = NULL; bool insert(node* list, int value) { // inisialisasi node baru if (new_node == NULL) { // alokasi memori gagal return false; } // inisialisasi nilai pada node yang baru new_node->n = value; new_node->next = NULL; // deklarasi node pembantu node* current = list; node* previous = NULL; // jika list kosong if (current == NULL) { head = new_node; new_node->next = NULL; return true; } // pointer pembantu akan mengecek elemen satu per satu sampai ujung list while (current != NULL) { // memasukkan elemen baru pada awal atau tengah list if (current->n > value) { // pointer node baru menunjuk pada elemen selanjutnya(elemen yang ditunjuk pointer pembantu) new_node->next = current; // jika hanya ada satu elemen pada list if (previous == NULL) { head = new_node; } // jika ingin memasukkan elemen baru di tengah list else { // ubah pointer pada elemen sebelumnya untuk menunjuk node baru previous->next = new_node; } // node baru berhasil dimasukkan return true; } // memasukkan elemen baru pada ujung list else if (current->n < value) { // pointer pembantu previous = current; // pointer pembantu pergi ke elemen selanjutnya current = current->next; // jika pointer pembantu sampai di ujung list if (current == NULL) { // pointer sebelumnya menunjuk ke node baru previous->next = new_node; return true; } } // jika elemen yang ingin dimasukkan telah ada sebelumnya, maka Node baru di-delete else if (current->n == value) { return false; } } // gagal memasukkan elemen baru return false; } bool delete(node* list, int value) { // deklarasi pointer pembantu node* current = list; node* previous = NULL; // pointer pembantu akan mengecek elemen satu per satu sampai ujung list while (current != NULL) { // jika elemen yang ingin dihapus ditemukan if (current->n == value) { // jika hanya terdapat satu elemen pada list if (previous == NULL) { // hapus, membebaskan memorinya dengan free // list kosong head = current->next; } // jika elemen yang ingin dihapus terdapat di tengah list else { // pointer sebelumnya menunjuk ke elemen yang ditunjuk oleh elemen setelahnya previous->next = current->next; // hapus, membebaskan memorinya dengan free } // elemen berhasil dihapus return true; } else { // pointer pembantu pergi ke elemen selanjutnya previous = current; current = current->next; } } // elemen gagal dhapus return false; } bool search(node* list, int value) { // pointer pembantu start dari elemen pertama(list) node* current = list; // pointer pembantu akan melewati elemen pada linked list sampai ujung(NULL) while (current != NULL) { // nilai pada elemen yang ditunjuk pointer pembantu sama dengan nilai yang dicari if (current->n == value) { // ketemu return true; } else { // pergi ke elemen selanjutnya current = current->next; } } // pointer pembantu telah sampai di ujung list, berarti tidak ketemu return false; } void print(node* list) { node* current = list; while (current != NULL) { current = current->next; } } void free_node(node* list) { node* current = list; while (current != NULL) { current = current->next; } } int main() { int value; int option; while (true) { switch (option) { case 1: "berhasil" : "tidak berhasil"); break; case 2: print(head); break; case 3: "ketemu" : "tidak ketemu"); break; case 4: "berhasil" : "tidak berhasil"); break; case 0: free_node(head); return 0; break; } } }
Standard input is empty
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Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. 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Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. 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Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. 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Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. 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Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. 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Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. 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Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. 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Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. 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Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. Delete 0. Quit (~): 1. Insert 2. Display 3. Search 4. 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