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  1. /*
  2. _______________________________________
  3. |   Thành Viên Nhóm  |   Mã Sinh Viên |
  4. |_____________________________________|
  5. |	Nguy?n Ð?c Quang |	:2411061767	  |
  6. |									  |
  7. |	Tr?n Minh Quang	 |	:2411062029   |
  8. |									  |
  9. |	Lu?ng Vi?t Nh?t	 |	:2411061614   |
  10. |									  |
  11. |	Hoàng Gia Th?	 |	:2411061927   |
  12. |									  |
  13. |	Nguy?n Ti?n Dung |	:2411061649   |
  14. |_____________________________________|
  15. */
  16. #include <stdio.h>
  17. #include <string.h>
  18. #include <stdlib.h>
  19. #define MAX 100
  20. typedef int Position;
  21.  
  22. // Cau truc sinh vien
  23. struct Sinhvien {
  24.     char id[20];
  25.     char name[50];
  26.     char ns[20];
  27.     int tuoi;
  28. };
  29.  
  30. // Kieu danh sach mang
  31. typedef struct {
  32.     struct Sinhvien A[MAX];
  33.     int Last; 
  34. } List;
  35.  
  36. // ================== Cac thao tac co ban ==================
  37.  
  38. // Vi tri dau tien
  39. Position FIRST(List L) {
  40.     return 1;
  41. }
  42.  
  43. // Vi tri ket thuc (sau phan tu cuoi)
  44. Position END(List L) {
  45.     return L.Last + 1;
  46. }
  47.  
  48. // Vi tri ke tiep
  49. Position NEXT(Position P, List L) {
  50.     if (P < END(L)) return P + 1;
  51.     return END(L);
  52. }
  53.  
  54. // Vi tri truoc do
  55. Position PREVIOUS(Position P, List L) {
  56.     if (P > FIRST(L)) return P - 1;
  57.     return FIRST(L);
  58. }
  59.  
  60. // Lay phan tu o vi tri P
  61. struct Sinhvien RETRIEVE(Position P, List L) {
  62.     return L.A[P-1];
  63. }
  64.  
  65. // Tim sinh vien theo MSSV
  66. Position LOCATE(char id[], List L) {
  67.     for (int i = 0; i < L.Last; i++) {
  68.         if (strcmp(L.A[i].id, id) == 0)
  69.             return i+1;
  70.     }
  71.     return END(L);
  72. }
  73.  
  74. // Tao danh sach rong
  75. void MAKENULL_LIST(List *L) {
  76.     L->Last = 0;
  77. }
  78.  
  79. // Kiem tra rong
  80. int EMPTY_LIST(List L){
  81.     return L.Last == 0;
  82. }
  83.  
  84. // Chen phan tu vao vi tri P
  85. void INSERT_LIST(struct Sinhvien x, Position P, List *L) {
  86.     if (L->Last >= MAX) {
  87.         printf("Danh sach day\n");
  88.         return;
  89.     }
  90.     if (P < FIRST(*L) || P > END(*L)) {
  91.         printf("Vi tri khong hop le\n");
  92.         return;
  93.     }
  94.     for (int i = L->Last; i >= P; i--) {
  95.         L->A[i] = L->A[i-1];
  96.     }
  97.     L->A[P-1] = x;
  98.     L->Last++;
  99. }
  100.  
  101. // Xoa phan tu tai vi tri P
  102. void DELETE_LIST(Position P, List *L) {
  103.     if (P < FIRST(*L) || P >= END(*L)) {
  104.         printf("Vi tri khong hop le\n");
  105.         return;
  106.     }
  107.     for (int i = P-1; i < L->Last-1; i++) {
  108.         L->A[i] = L->A[i+1];
  109.     }
  110.     L->Last--;
  111. }
  112.  
  113. // ================== Cac chuc nang mo rong ==================
  114.  
  115.  
  116. // Chuan hoa ngay sinh
  117.  
  118. void ChuanHoan(char s[], int size) {
  119.     for (int i = 0; i < size; i++) {
  120.         if (s[i] == '/') {
  121.             if (i == 1) { 
  122.                 for (int j = size; j >= 0; j--) {
  123.                     s[j+1] = s[j];
  124.                 }
  125.                 s[0] = '0';
  126.                 size++;
  127.             }
  128.             if (s[i+2] == '/' && i+2 < size) {
  129.                 for (int k = size; k >= i+1; k--) {
  130.                     s[k+1] = s[k];
  131.                 }
  132.                 s[i+1] = '0';
  133.                 size++;
  134.             }
  135.         }
  136.     }
  137. }
  138.  
  139.  
  140.  
  141. int laNamNhuan(int y) {
  142.     return ( (y % 400 == 0) || (y % 4 == 0 && y % 100 != 0) );
  143. }
  144.  
  145. int soNgayTrongThang(int m, int y) {
  146.     if (m == 1 || m == 3 || m == 5 || m == 7 || m == 8 || m == 10 || m == 12)
  147.         return 31;
  148.     if (m == 4 || m == 6 || m == 9 || m == 11)
  149.         return 30;
  150.     if (m == 2)
  151.         return laNamNhuan(y) ? 29 : 28;
  152.     return 0; 
  153. }
  154.  
  155.  
  156.  
  157.  
  158.  
  159.  
  160. // Nhap thong tin sinh vien moi
  161. struct Sinhvien nhapSinhVien(List L) {
  162.     struct Sinhvien sv;
  163.      printf("\n+-----------------------------------------+\n");
  164.     printf("|       NHAP THONG TIN SINH VIEN MOI      |\n");
  165.     printf("+-----------------------------------------+\n");
  166. 	while (1) {
  167.         printf("Nhap MSSV: ");
  168.         scanf("%s", sv.id);
  169.         if (LOCATE(sv.id, L) != END(L)) {
  170.             printf("MSSV da ton tai, nhap lai\n");
  171.         } else {
  172.             break;
  173.         }
  174.     }
  175.     printf("Nhap ho ten: ");
  176.     scanf(" %[^\n]", sv.name);
  177.  
  178.   do {
  179.     printf("Nhap ngay sinh (dd/mm/yyyy): ");
  180.     scanf("%s", sv.ns);
  181.  
  182.     int size = strlen(sv.ns);
  183.     ChuanHoan(sv.ns, size);
  184.  
  185. //    printf("%s",sv.ns);
  186.  
  187.     char day[3], month[3], year[5];
  188.  
  189.  
  190.     day[0] = sv.ns[0];
  191.     day[1] = sv.ns[1];
  192.     day[2] = '\0';
  193.  
  194.  
  195.     month[0] = sv.ns[3];
  196.     month[1] = sv.ns[4];
  197.     month[2] = '\0';
  198.  
  199.     for (int i = 6, j = 0; i <= size; i++, j++) {
  200.         year[j] = sv.ns[i];
  201.         year[j+1] = '\0';
  202.     }
  203.  
  204.     int d = atoi(day);
  205.     int m = atoi(month);
  206.     int y = atoi(year);
  207. //    printf("thang: %d \n",m);
  208. //    printf("nam: %d \n",y);
  209.     int maxday = soNgayTrongThang(m,y);
  210. //	printf("Ngay max: %d \n",maxday);
  211.     if (d <= 0 || d > maxday || m <= 0 || m > 12 || y <= 100) {
  212.         printf("Ngay sinh khong hop le vui long nhap lai!\n");
  213.     } else {
  214.  
  215.         break; 
  216.     }
  217.  
  218. } while (1);
  219.  
  220.  
  221.  
  222.     printf("Nhap tuoi: ");
  223.     scanf("%d", &sv.tuoi);
  224.     return sv;
  225. }
  226.  
  227. // In danh sach sinh vien
  228. void PRINT_LIST(List L) {
  229.     if (L.Last == 0) {
  230.         printf("Danh sach rong\n");
  231.         return;
  232.     }
  233.     printf("\n+================================================================================+\n");
  234.     printf("|                              DANH SACH SINH VIEN                               |\n");
  235.     printf("+================================================================================+\n");
  236.     printf("| %-10s | %-20s | %-12s | %-5s |\n", "MSV", "Ho Ten", "Ngay Sinh", "Tuoi");
  237.     printf("+--------------------------------------------------------------------------------+\n");
  238.     for (int i = 0; i < L.Last; i++) {
  239.         printf("%d) MSSV: %s | Ho ten: %s | Ngay sinh: %s | Tuoi: %d\n",
  240.                i+1, L.A[i].id, L.A[i].name, L.A[i].ns, L.A[i].tuoi);
  241.     }
  242. }
  243.  
  244. // Sap xep theo ten
  245. void SORT_BY_NAME(List *L) {
  246.     for (int i = 0; i < L->Last - 1; i++) {
  247.         for (int j = i + 1; j < L->Last; j++) {
  248.             if (strcmp(L->A[i].name, L->A[j].name) > 0) {
  249.                 struct Sinhvien tmp = L->A[i];
  250.                 L->A[i] = L->A[j];
  251.                 L->A[j] = tmp;
  252.             }
  253.         }
  254.     }
  255.     printf("Da sap xep theo ten\n");
  256. }
  257.  
  258. // Sap xep theo tuoi
  259. void SORT_BY_TUOI(List *L) {
  260.     for (int i = 0; i < L->Last - 1; i++) {
  261.         for (int j = i + 1; j < L->Last; j++) {
  262.             if (L->A[i].tuoi > L->A[j].tuoi) {
  263.                 struct Sinhvien tmp = L->A[i];
  264.                 L->A[i] = L->A[j];
  265.                 L->A[j] = tmp;
  266.             }
  267.         }
  268.     }
  269.     printf("Da sap xep theo tuoi\n");
  270. }
  271.  
  272. // Tim kiem theo ten
  273. void SEARCH_BY_NAME(List L) {
  274.     char ten[50];
  275.     int found = 0;
  276.     printf("Nhap ten can tim: ");
  277.     scanf(" %[^\n]", ten);
  278.     for (int i = 0; i < L.Last; i++) {
  279.         if (strcmp(L.A[i].name, ten) == 0) {
  280.             printf("MSSV: %s | Ho ten: %s | Ngay sinh: %s | Tuoi: %d\n",
  281.                    L.A[i].id, L.A[i].name, L.A[i].ns, L.A[i].tuoi);
  282.             found = 1;
  283.         }
  284.     }
  285.     if (!found) printf("Khong tim thay sinh vien\n");
  286. }
  287.  
  288. // ================== MAIN ==================
  289. int main() {
  290.  
  291.   char *names[] = {
  292.         "NGUYEN DUC QUANG",
  293.         "TRAN MINH QUANG",
  294.         "LUONG VIET NHAT",
  295.         "HOANG GIA THE",
  296.         "NGUYEN TIEN DUNG"
  297.     };
  298.  
  299.     char *ids[] = {
  300.         "2411061767",
  301.         "2411062029",
  302.         "2411061614",
  303.         "2411061927",
  304.         "2411061649"
  305.     };
  306.  
  307.     int n = 5; // so thanh vien
  308.  
  309.     printf("+==================================================================================+\n");
  310.     printf("|                              BAI TAP LON BAI 7 - QUAN LI SINH VIEN               |    \n");
  311.     printf("|                                                                                  | \n");
  312.     printf("|                                        LOP: DH14C4                               |    \n");
  313.     printf("+==================================================================================+\n");
  314.     printf("|               %-30s | %-20s |            |\n", "THANH VIEN NHOM", "MA SINH VIEN");
  315.     printf("+----------------------------------------------------------------------------------+\n");
  316.  
  317.     for (int i = 0; i < n; i++) {
  318.     printf("|               %-30s | :%-19s |            | \n", names[i], ids[i]);
  319.     printf("+----------------------------------------------------------------------------------+\n");
  320.     }
  321.  
  322.  
  323.  
  324.  
  325.  
  326.  
  327.  
  328.  
  329.  
  330.  
  331.  
  332.  
  333.     List L;
  334.     MAKENULL_LIST(&L);
  335.         int choice;
  336.     while (1) {
  337.         printf("\n+=================================================================+\n");
  338.         printf("|                     HE THONG QUAN LY SINH VIEN                  |\n");
  339.         printf("+=================================================================+\n");
  340.         printf("| [1] Them sinh vien vao vi tri bat ky (INSERT_LIST)              |\n");
  341.         printf("| [2] Xoa sinh vien tai vi tri (DELETE_LIST)                      |\n");
  342.         printf("| [3] Tim kiem sinh vien theo MSSV (LOCATE)                       |\n");
  343.         printf("| [4] Xem thong tin theo vi tri (RETRIEVE)                        |\n");
  344.         printf("| [5] In danh sach sinh vien (PRINT_LIST)                         |\n");
  345.         printf("| [6] Sap xep danh sach theo ten                                  |\n");
  346.         printf("| [7] Sap xep danh sach theo tuoi                                 |\n");
  347.         printf("| [8] Tim kiem sinh vien theo ten                                 |\n");
  348.         printf("| [0] Thoat chuong trinh                                          |\n");
  349.         printf("+=================================================================+\n");
  350.         printf(">> Nhap lua chon cua ban: ");
  351.         scanf("%d", &choice);
  352.  
  353.         if (choice == 0) {
  354.             printf("Da thoat\n");
  355.             break;
  356.         }
  357.         switch (choice) {
  358.             case 1: {
  359.                 struct Sinhvien sv = nhapSinhVien(L);
  360.                 Position p;
  361.                 printf("Nhap vi tri chen (1..%d): ", END(L));
  362.                 scanf("%d", &p);
  363.                 INSERT_LIST(sv, p, &L);
  364.                 break;
  365.             }
  366.             case 2: {
  367.                 Position p;
  368.                 printf("Nhap vi tri muon xoa (1..%d): ", L.Last);
  369.                 scanf("%d", &p);
  370.                 DELETE_LIST(p, &L);
  371.                 break;
  372.             }
  373.             case 3: {
  374.                 char id[20];
  375.                 printf("\n+-----------------------------------------+\n");
  376.    			 	printf("|         TIM KIEM SINH VIEN THEO MSV      |\n");
  377.    				printf("+-----------------------------------------+\n");
  378.    				printf(">> Nhap MSV can tim: ");
  379.                 scanf("%s", id);
  380.                 Position pos = LOCATE(id, L);
  381.                 if (pos == END(L)) {
  382.                     printf("Khong tim thay\n");
  383.                 } else {
  384.                     struct Sinhvien sv = RETRIEVE(pos, L);
  385.                     printf("Tim thay MSSV: %s | Ho ten: %s | Ngay sinh: %s | Tuoi: %d\n",
  386.                            sv.id, sv.name, sv.ns, sv.tuoi);
  387.                 }
  388.                 break;
  389.             }
  390.             case 4: {
  391.                 Position p;
  392.                 printf("\n+-----------------------------------------+\n");
  393.                 printf("|        XEM THONG TIN THEO VI TRI        |\n");
  394.                 printf("+-----------------------------------------+\n");
  395.                 printf("Nhap vi tri: ");
  396.                 scanf("%d", &p);
  397.                 if (p < FIRST(L) || p >= END(L)) {
  398.                     printf("Vi tri khong hop le\n");
  399.                 } else {
  400.                     struct Sinhvien sv = RETRIEVE(p, L);
  401.                     printf("Thong tin SV tai vi tri %d: MSSV: %s | Ho ten: %s | Ngay sinh: %s | Tuoi: %d\n",
  402.                            p, sv.id, sv.name, sv.ns, sv.tuoi);
  403.                 }
  404.                 break;
  405.             }
  406.             case 5:
  407.                 PRINT_LIST(L);
  408.                 break;
  409.             case 6:
  410.                 SORT_BY_NAME(&L);
  411.                 break;
  412.             case 7:
  413.                 SORT_BY_TUOI(&L);
  414.                 break;
  415.             case 8:
  416.                 SEARCH_BY_NAME(L);
  417.                 break;
  418.             default:
  419.                 printf("Lua chon khong hop le\n");
  420.         }
  421.     }
  422.  
  423.     return 0;
  424. }
Success #stdin #stdout 0s 5304KB
comments (?)
stdin 
Standard input is empty
stdout 
+==================================================================================+
|                              BAI TAP LON BAI 7 - QUAN LI SINH VIEN               |    
|                                                                                  | 
|                                        LOP: DH14C4                               |    
+==================================================================================+
|               THANH VIEN NHOM                | MA SINH VIEN         |            |
+----------------------------------------------------------------------------------+
|               NGUYEN DUC QUANG               | :2411061767          |            | 
+----------------------------------------------------------------------------------+
|               TRAN MINH QUANG                | :2411062029          |            | 
+----------------------------------------------------------------------------------+
|               LUONG VIET NHAT                | :2411061614          |            | 
+----------------------------------------------------------------------------------+
|               HOANG GIA THE                  | :2411061927          |            | 
+----------------------------------------------------------------------------------+
|               NGUYEN TIEN DUNG               | :2411061649          |            | 
+----------------------------------------------------------------------------------+

+=================================================================+
|                     HE THONG QUAN LY SINH VIEN                  |
+=================================================================+
| [1] Them sinh vien vao vi tri bat ky (INSERT_LIST)              |
| [2] Xoa sinh vien tai vi tri (DELETE_LIST)                      |
| [3] Tim kiem sinh vien theo MSSV (LOCATE)                       |
| [4] Xem thong tin theo vi tri (RETRIEVE)                        |
| [5] In danh sach sinh vien (PRINT_LIST)                         |
| [6] Sap xep danh sach theo ten                                  |
| [7] Sap xep danh sach theo tuoi                                 |
| [8] Tim kiem sinh vien theo ten                                 |
| [0] Thoat chuong trinh                                          |
+=================================================================+
>> Nhap lua chon cua ban: Da thoat
https://ideone.com/lVRSPW
language:
C (gcc 8.3)
created:
8 hours ago
visibility:
public

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