Help me in solving PUZHUNT problem

My issue

What is wrong this program

My code

#include <stdio.h>

int main(void) {
int N;
if(6<=N&&N<=8)
 {
    printf("Yes");
 }
else
 {
    printf("NO");
 }
	return 0;
}


Problem Link: Puzzle Hunt Practice Coding Problem - CodeChef

Variable N must store the user input. Before the if statement, you need to assign the user input value to N.

scanf("%d", &N);