#include <iostream>                // Ex32
using namespace std;
int abs( int val ) { return val >= 0 ? val : -val; }
double abs( double val ) { return val >= 0 ? val : -val; }
int main () {
    cout << abs( 1 ) << " " << abs( -1 ) << endl;
    cout << abs( 1.1 ) << " " << abs( -1.1 ) << endl;
}