#include <stdio.h>
#include <iostream>
#include <iomanip>
using namespace std;
int main() {
printf("%.0lf\n", 0.5);
cout << fixed << setprecision(0) << 0.5 << endl;
printf("%.0lf\n", 1.5);
cout << fixed << setprecision(0) << 1.5 << endl;
printf("%.0lf\n", 2.5);
cout << fixed << setprecision(0) << 2.5 << endl;
}
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