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