Question

C语言测试题

已知某月1日星期二，从键盘输入一个小于31的数，求这一天是星期几？
要求：1.提示输入日期；
2.输出星期几

Answer 1

#include<stdio.h>
int main() {
int day,w;
char week[7][10]={"一","二","三","四","五","六","日"};
printf("输入1至31之间的日期:");
scanf("%d",&day);
w=(day-1)%7+2;
printf("%d号是星期%s",day,week[w-1]);
}