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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int score[5];
  5.     char grade[5][3];   // เก็บเกรด เช่น A, B+, C+
  6.  
  7.     // รับคะแนนนักศึกษา 5 คน
  8.     for (int i = 0; i < 5; i++) {
  9.         printf("Score of stu %d: ", i + 1);
  10.         scanf("%d", &score[i]);
  11.  
  12.         // คำนวณเกรด
  13.         if (score[i] >= 80 && score[i] <= 100)
  14.             sprintf(grade[i], "A");
  15.         else if (score[i] >= 75)
  16.             sprintf(grade[i], "B+");
  17.         else if (score[i] >= 70)
  18.             sprintf(grade[i], "B");
  19.         else if (score[i] >= 65)
  20.             sprintf(grade[i], "C+");
  21.         else if (score[i] >= 60)
  22.             sprintf(grade[i], "C");
  23.         else if (score[i] >= 55)
  24.             sprintf(grade[i], "D+");
  25.         else if (score[i] >= 50)
  26.             sprintf(grade[i], "D");
  27.         else
  28.             sprintf(grade[i], "F");
  29.     }
  30.  
  31.     // แสดงผลลัพธ์
  32.     printf("\nResult...\n");
  33.     for (int i = 0; i < 5; i++) {
  34.         printf("Student %d grad is %s\n", i + 1, grade[i]);
  35.     }
  36.  
  37.     return 0;
  38. }
  39.  
Success #stdin #stdout 0.03s 25340KB
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#include <stdio.h>

int main() {
    int score[5];
    char grade[5][3];   // เก็บเกรด เช่น A, B+, C+

    // รับคะแนนนักศึกษา 5 คน
    for (int i = 0; i < 5; i++) {
        printf("Score of stu %d: ", i + 1);
        scanf("%d", &score[i]);

        // คำนวณเกรด
        if (score[i] >= 80 && score[i] <= 100)
            sprintf(grade[i], "A");
        else if (score[i] >= 75)
            sprintf(grade[i], "B+");
        else if (score[i] >= 70)
            sprintf(grade[i], "B");
        else if (score[i] >= 65)
            sprintf(grade[i], "C+");
        else if (score[i] >= 60)
            sprintf(grade[i], "C");
        else if (score[i] >= 55)
            sprintf(grade[i], "D+");
        else if (score[i] >= 50)
            sprintf(grade[i], "D");
        else
            sprintf(grade[i], "F");
    }

    // แสดงผลลัพธ์
    printf("\nResult...\n");
    for (int i = 0; i < 5; i++) {
        printf("Student %d grad is %s\n", i + 1, grade[i]);
    }

    return 0;
}
https://ideone.com/90zhgI
language:
PHP (php 7.3.5)
created:
1 day ago
visibility:
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