#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a,b,c;
	cin>>a>>b>>c;
	if(a<60 and b>60 and c>60) cout<<"1";
	else if(b<60 and a>60 and c>60) cout<<"1";
	else if(c<60 and b>60 and a>60) cout<<"1";
	else cout<<"0";
	return 0;
}