#include <iostream>
#include <iomanip>

using namespace std;

int main() {
    int number{55};

    cout << "As base 10 "  << setw(10) << number << endl;
    cout << "As base 16 " << setbase(16) << setw(10) << number << endl;
    cout << "As base  8 " << setbase(8) << setw(10) << number << endl;
    cout << "As base  2 " << setbase(2) << setw(10) << number << endl;

    return 0;
}