C :

#include <stdio.h>
int main()
{
	printf("10\n");
	return 0;
}

C++ :

#include <iostream>
using namespace std;

int main()
{
	int y, m = 10, d = 1, count = 0;
	for(y=1949; y<=2015; y++)
		if((d+2*m+3*(m+1)/5+y+y/4-y/100+y/400+1)%7 == 0) count++;
	cout<<count<<endl;
	return 0;
}