C :

#include <stdio.h>
int main(int argc, char *argv[])
{
	int n,year;
	while(scanf("%d",&year)!=EOF)
	{
		if(year<=2033&&year>=2014)
		{
			if(year==2024||year==2028||year==2032)
			printf("6\n");
			else
			printf("7\n");
		}
	}
	return 0;
}

C++ :

#include <iostream>
using namespace std;
int main(int argc, char *argv[])
{
	int n;
	while(cin>>n){
		n%=100;
		int ans=(int)(n*0.2422 + 7.18) - n /4;

		cout<<ans<<endl;
	}
	return 0;
}