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  1. #include <stdio.h>
  2.  
  3. //関数のプロトタイプ宣言
  4. int max(int x, int y);
  5.  
  6. //main関数
  7. int main(void) {
  8.     int a, b, c, d;
  9.     scanf("%d %d %d %d", &a, &b, &c, &d);
  10.  
  11.     // max関数の入れ子で最大値を求める
  12.     printf("最大値 = %d\n", max(max(a, b), max(c, d)));
  13.  
  14.     return 0;
  15. }
  16.  
  17. //max関数の定義
  18. int max(int x, int y){
  19.     return (x > y) ? x : y;
  20. }
Success #stdin #stdout 0s 5320KB
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Standard input is empty
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最大値 = 2114629648
https://ideone.com/ejG0FL
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

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