#include <iostream>

    int main () {
        {
        double n;
        for ( n = 2; 1 / n * n == 1; ++ n ) ;
        std::cout << n << " (" << 1 - 1/n*n << ")\n";
        for ( ; (int) ( 1 / n * n ) == 1; ++ n ) ;
        std::cout << n << " (" << 1 - 1/n*n << ")\n";
        }
        {
        float n;
        for ( n = 2; 1 / n * n == 1; ++ n ) ;
        std::cout << n << " (" << 1 - 1/n*n << ")\n";
        for ( ; (int) ( 1 / n * n ) == 1; ++ n ) ;
        std::cout << n << " (" << 1 - 1/n*n << ")\n";
        }
    }