Help me in solving CWC23QUALIF problem

My issue

I can do the programme but it is not submitted

My code

#include <stdio.h>

int main(void) {
    printf("hello world");
	return 0;
}


Problem Link: Cricket World Cup Qualifier Practice Coding Problem - CodeChef

I can’t understand what you are trying to do, but your solution should look like this:

#include <stdio.h>

int main(void) {
    int x;
    scanf("%d", &x);
    if (x >=12)
    {
        printf("YES");
    }
    else
    {
        printf("NO");
    }
	return 0;
}