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  1. #include <stdio.h>
  2.  
  3. void cal(int x, int y, int *sum, int *diff, int *mul, int *mod) {
  4.     *sum = x + y;                // 和
  5.     *mul = x * y;                // 積
  6.     *mod = x / y;                // 商（int同士なので小数点以下切り捨て）
  7.  
  8.     // 差は必ず正の整数
  9.     if (x > y) {
  10.         *diff = x - y;
  11.     } else {
  12.         *diff = y - x;
  13.     }
  14. }
  15.  
  16. int main() {
  17.     int x, y;
  18.     int sum, diff, mul, mod;
  19.  
  20.     printf("xを入力してください: ");
  21.     scanf("%d", &x);
  22.     printf("yを入力してください: ");
  23.     scanf("%d", &y);
  24.  
  25.     cal(x, y, &sum, &diff, &mul, &mod);
  26.  
  27.     printf("和 = %d\n", sum);
  28.     printf("差 = %d\n", diff);
  29.     printf("積 = %d\n", mul);
  30.     printf("商 = %d\n", mod);
  31.  
  32.     return 0;
  33. }
  34.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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xを入力してください: yを入力してください: 和 = 553183274
差 = 553139446
積 = 1580333728
商 = 25242
https://ideone.com/PD3fBc
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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