输入今天是周几,计算九十天后是周几的C语言程序？

Question

如题所述

Answer 1

#include "stdio.h"

int main()

{ int w;

  char week[7][3]={"日","一","二","三","四","五","六"};

  printf("请输入今天是星期几（星期日用0表示）：");

  scanf("%d",&w);

  w=(w+90)%7;

  printf("90天以后是星期%s\n",week[w]);

  return 0;

}