x2

#include<stdio.h>
int main ()
{
    int days;

    printf("输入一个整数：\n");
    scanf("%d",&days);

    if(days>=&&days<=)
        printf("workdays,fighting\n");
    else if(days==||days==)
        printf("weekend,relax~\n");
    else
        printf("Ooops,not in 1~7\n");

        return ;
}