Time struct

#include<stdio.h>
#include<windows.h>
struct time_struct{
	int hour;
	int min;
	int sec;
};
struct time_struct setTime(struct time_struct newTime);
void dispalyTime(struct time_struct dis);
void delay();
struct time_struct update(struct time_struct up);
int main(){
	struct time_struct clock={0,0,0};
//	clock=setTime(clock);
	while(1){
		delay();
		clock=update(clock);

			if(clock.min==3) break;


	}


	dispalyTime(clock);

	return 0;
}
struct time_struct setTime(struct time_struct newTime){
	printf("Set time :");
	scanf("%d %d %d",& newTime.hour,&newTime.min,&newTime.sec);
	return newTime;
}

void dispalyTime(struct time_struct dis){
	printf("%d:%d:%d\n",dis.hour,dis.min,dis.sec);
}

void delay(){

	Sleep(1000);

}

struct time_struct update(struct time_struct up){
	up.sec +=1;
	if(up.sec==60){
		up.min+=1;
		up.sec=0;
		dispalyTime(up);
		if(up.min==60){
			up.hour+=1;
			up.min=0;

			if(up.hour==24)
				up.hour=0;

		}
	}
	return up;
}