c#include <bits/stdc++.h> using namespace std; int main(){ cin.tie(0); cout.tie(0); ios_base::sync_with_stdio(false); float k; cin >> k; k /= 100; k += 25; cout.precision(2); cout << fixed; if(k < 100){ cout << 100.0f << "\n"; }else if(k > 2000){ cout << 2000.0f << "\n"; }else{ cout << k << "\n"; } return 0; }