#include<bits/stdc++.h> using namespace std; const double eps=1e-2; bool f(double x) { if(x>(int)(x+0.5)) { if(x-(int)(x+0.5)<eps) return true; } else { if((int)(x+0.5)-x<eps) return true; } return false; } int main() { cout<<f(1.000000000002)<<endl; return 0; }