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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int a, b;
  5.     printf("2つの整数を入力してください: ");
  6.     scanf("%d %d", &a, &b);
  7.  
  8.     int min = (a < b) ? a : b;
  9.     int max = (a > b) ? a : b;
  10.  
  11.     int sum = 0;
  12.     int i = min;
  13.  
  14.     do {
  15.         sum += i;
  16.         i++;
  17.     } while (i <= max);
  18.  
  19.     printf("合計は %d です\n", sum);
  20.     return 0;
  21. }
  22.  
  23.  
Success #stdin #stdout 0.01s 5320KB
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2つの整数を入力してください: 合計は 15 です
https://ideone.com/h0bE3Z
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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