万能的网友 麻烦帮我想想用c语言编写出输入时间 判断是一二三四班哪个

万能的网友 麻烦帮我想想用c语言编写出输入时间 判断是一二三四班哪个

//随便写写

int day = 0;
int class = 1;
char tim[50] = {0};
printf("输入天数（第几天）:\n");
scanf("%d", &day);
printf("输入时间hh:mm:\n");
scanf("%s", tim);
if( strcmp("08:30", tim)>0&& strcmp("17:00", tim)<=0){
switch(day%4){
case 0:

class = 1;

break;

case 1:

class = 3;

break;

case 2:

class = 4;

break;

case 3:

class = 2;

break;

}
}else{
switch(day%4){
case 0:

class = 4;

break;

case 1:

class = 2;

break;

case 2:

class = 1;

break;

case 3:

class = 3;

break;

}
}

printf("%d班上班\n", class);