编辑代码

#include <stdio.h>
#define WEEK  7
int main () 
{
    //JSRUN引擎2.0,支持多达30种语言在线运行,全仿真在线交互输入输出。 
    int  day = 0;

	printf("请输入天数:");
    scanf("%d",&day);   

    int week = day/WEEK;
    int leave_day = day % WEEK;
    if(week != 0) printf("%d星期",week);
    if(leave_day != 0) printf("%d天\n",leave_day);
    return 0;
}