#include <bits/stdc++.h> using namespace std; double x; int main() { cin >> x; if (0 <= x && x <= 25) { cout << "Intervalo [0,25]" << endl; } else if (25 < x && x <= 50) { cout << "Intervalo (25,50]" << endl; } else if (50 < x && x <= 75) { cout << "Intervalo (50,75]" << endl; } else if (75 < x && x <= 100) { cout << "Intervalo (75,100]" << endl; } else { cout << "Fora de intervalo" << endl; } return 0; }