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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int STACK[5];
  5.  
  6. int TOP = -1;
  7.  
  8. void push(int data){
  9.     TOP = TOP + 1;
  10.     STACK[TOP] = data;
  11. }
  12.  
  13. void pop(){
  14.     if (TOP==-1){
  15.         printf("The stack is empty");
  16.     }else{
  17.         TOP = TOP-1;
  18.     }
  19. }
  20.  
  21. void printStack(){
  22.     if(TOP==-1){
  23.         printf("The List is Empty");
  24.     }else{
  25.         for(int i=0; i<=TOP; i++){
  26.             printf("%d->", STACK[i]);
  27.         }
  28.     }
  29.     printf("\n");
  30.     // return 1;
  31. }
  32.  
  33. void peek(){
  34.     if(TOP == -1){
  35.         printf("Stack is Empty \n");
  36.     }else{
  37.         printf("The peeked element is : %d \n", STACK[TOP]);
  38.     }
  39. }
  40.  
  41. int main(){
  42.     push(9);
  43.     printStack();
  44.     push(12);
  45.     push(3);
  46.     push(5);
  47.     peek();
  48.     printStack();
  49.     pop();
  50.     printStack();
  51.     peek();
  52.     printStack();
  53.  
  54.     return 0;
  55. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
9->
The peeked element is : 5 
9->12->3->5->
9->12->3->
The peeked element is : 3 
9->12->3->
https://ideone.com/3bJMQW
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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