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  1. #include <stdio.h>
  2.  
  3. int Leap(int year) {
  4.     if (year % 400 == 0) return 1;
  5.     else if (year % 100 == 0) return 0;
  6.     else if (year % 4 == 0) return 1;
  7.     else return 0;
  8. }
  9.  
  10. int main() {
  11.     int year;
  12.  
  13.     printf("西暦年を入力してください: ");
  14.     scanf("%d", &year);
  15.  
  16.     if (Leap(year))
  17.         printf("%d年は閏年です。\n", year);
  18.     else
  19.         printf("%d年は平年です。\n", year);
  20.  
  21.     return 0;
  22. }
Success #stdin #stdout 0s 5324KB
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400
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西暦年を入力してください: 400年は閏年です。
https://ideone.com/VAAWzP
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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