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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. #define MAX 100
  5.  
  6. // Cấu trúc lưu thông tin công ty
  7. struct CongTy {
  8.     char ten[50];
  9.     int soNguoi;
  10.     float doanhThu;
  11.     float laiRong;
  12.     float tiSuat;
  13.     float loiNhuanNguoi;
  14.     char xepLoai[20];
  15. };
  16.  
  17. // Hàm tính toán các giá trị
  18. void tinhToan(struct CongTy ds[], int n) {
  19.     for (int i = 0; i < n; i++) {
  20.         ds[i].tiSuat = (ds[i].laiRong / (ds[i].doanhThu * 1000)) * 100; // vì laiRong triệu USD, doanhThu tỷ USD
  21.         ds[i].loiNhuanNguoi = ds[i].laiRong / ds[i].soNguoi;
  22.  
  23.         if (ds[i].doanhThu > 10)
  24.             strcpy(ds[i].xepLoai, "Cao");
  25.         else if (ds[i].doanhThu >= 5)
  26.             strcpy(ds[i].xepLoai, "Trung Binh");
  27.         else
  28.             strcpy(ds[i].xepLoai, "Thap");
  29.     }
  30. }
  31.  
  32. // Hàm in danh sách
  33. void inBang(struct CongTy ds[], int n) {
  34.     printf("THONG TIN THONG KE 2023\n");
  35.     printf("---------------------------------------------------------------------\n");
  36.     printf("TT | Cong ty        | So nguoi | Doanh thu | Lai rong | Ti suat | Loi nhuan/nguoi | Xep loai\n");
  37.     printf("---------------------------------------------------------------------\n");
  38.     for (int i = 0; i < n; i++) {
  39.         printf("%-2d | %-14s | %-8d | %-10.2f | %-8.0f | %-7.2f | %-15.4f | %-10s\n",
  40.                i + 1, ds[i].ten, ds[i].soNguoi, ds[i].doanhThu, ds[i].laiRong,
  41.                ds[i].tiSuat, ds[i].loiNhuanNguoi, ds[i].xepLoai);
  42.     }
  43.     printf("---------------------------------------------------------------------\n");
  44. }
  45.  
  46. // Hàm thống kê
  47. void thongKe(struct CongTy ds[], int n) {
  48.     int maxNguoi = ds[0].soNguoi;
  49.     float maxDoanhThu = ds[0].doanhThu;
  50.     float maxTiSuat = ds[0].tiSuat;
  51.  
  52.     for (int i = 1; i < n; i++) {
  53.         if (ds[i].soNguoi > maxNguoi)
  54.             maxNguoi = ds[i].soNguoi;
  55.         if (ds[i].doanhThu > maxDoanhThu)
  56.             maxDoanhThu = ds[i].doanhThu;
  57.         if (ds[i].tiSuat > maxTiSuat)
  58.             maxTiSuat = ds[i].tiSuat;
  59.     }
  60.  
  61.     printf("So nhan vien dong nhat: %d nguoi\n", maxNguoi);
  62.     printf("Doanh thu cao nhat: %.2f ty USD\n", maxDoanhThu);
  63.     printf("Ti suat cao nhat: %.2f %%\n", maxTiSuat);
  64. }
  65.  
  66. int main() {
  67.     struct CongTy ds[MAX] = {
  68.         {"Vinamilk", 10000, 2.5, 350},
  69.         {"Vietcombank", 22000, 1.85, 1100},
  70.         {"Vingroup", 50000, 5.3, 260},
  71.         {"FPT", 42000, 5.8, 330},
  72.         {"Hoa Phat", 30000, 3.2, 210},
  73.         {"VietnamAir", 15000, 3.2, 300},
  74.         {"Petrovietnam", 60000, 29.2, 2100}
  75.     };
  76.  
  77.     int n = 7;
  78.  
  79.     tinhToan(ds, n);
  80.     inBang(ds, n);
  81.     thongKe(ds, n);
  82.  
  83.     return 0;
  84. }
Success #stdin #stdout 0s 5304KB
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stdout
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THONG TIN THONG KE 2023
---------------------------------------------------------------------
TT | Cong ty        | So nguoi | Doanh thu | Lai rong | Ti suat | Loi nhuan/nguoi | Xep loai
---------------------------------------------------------------------
1  | Vinamilk       | 10000    | 2.50       | 350      | 14.00   | 0.0350          | Thap      
2  | Vietcombank    | 22000    | 1.85       | 1100     | 59.46   | 0.0500          | Thap      
3  | Vingroup       | 50000    | 5.30       | 260      | 4.91    | 0.0052          | Trung Binh
4  | FPT            | 42000    | 5.80       | 330      | 5.69    | 0.0079          | Trung Binh
5  | Hoa Phat       | 30000    | 3.20       | 210      | 6.56    | 0.0070          | Thap      
6  | VietnamAir     | 15000    | 3.20       | 300      | 9.38    | 0.0200          | Thap      
7  | Petrovietnam   | 60000    | 29.20      | 2100     | 7.19    | 0.0350          | Cao       
---------------------------------------------------------------------
So nhan vien dong nhat: 60000 nguoi
Doanh thu cao nhat: 29.20 ty USD
Ti suat cao nhat: 59.46 %
https://ideone.com/UVPmVO
language:
C (gcc 8.3)
created:
13 days ago
visibility:
public

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