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  1. #include<stdio.h>
  2.  
  3. int main(void) {
  4.     int month;
  5.     int found = 0;
  6.  
  7.     scanf("%d", &month);
  8.  
  9.     if (month < 1 || month > 12) {
  10.         printf("そんな月はありません\n");
  11.         return 0;
  12.     }
  13.  
  14.     for (int i = month; i <= 12; i++) {
  15.         switch (i) {
  16.             case 1:
  17.                 printf("元日\n");
  18.                 printf("成人の日\n");
  19.                 found = 1;
  20.                 break;
  21.             case 2:
  22.                 printf("建国記念の日\n");
  23.                 printf("天皇誕生日\n");
  24.                 found = 1;
  25.                 break;
  26.             case 3:
  27.                 printf("春分の日\n");
  28.                 found = 1;
  29.                 break;
  30.             case 4:
  31.                 printf("昭和の日\n");
  32.                 found = 1;
  33.                 break;
  34.             case 5:
  35.                 printf("みどりの日\n");
  36.                 printf("こどもの日\n");
  37.                 found = 1;
  38.                 break;
  39.             case 7:
  40.                 printf("海の日\n");
  41.                 found = 1;
  42.                 break;
  43.             case 8:
  44.                 printf("山の日\n");
  45.                 found = 1;
  46.                 break;
  47.             case 9:
  48.                 printf("敬老の日\n");
  49.                 printf("秋分の日\n");
  50.                 found = 1;
  51.                 break;
  52.             case 10:
  53.                 printf("スポーツの日\n");
  54.                 found = 1;
  55.                 break;
  56.             case 11:
  57.                 printf("文化の日\n");
  58.                 printf("勤労感謝の日\n");
  59.                 found = 1;
  60.                 break;
  61.         }
  62.     }
  63.  
  64.     if (found == 0) {
  65.         printf("祝日はありません\n");
  66.     }
  67.  
  68.     return 0;
  69. }
Success #stdin #stdout 0s 5320KB
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そんな月はありません
https://ideone.com/gvYar2
language:
C (gcc 8.3)
created:
14 hours ago
visibility:
public

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