#include<iostream>
#include<stdlib.h>
using namespace std;
int main(void)
{
??? cout<<""<<endl;
??? int x=0;
??? cin>>x;
??? cout<<oct<<x<<endl;
??? cout<<dec<<x<<endl;
??? cout<<hex<<x<<endl;

??? cout<<""<<endl;
??? bool y=false;
??? cin>>y;
??? cout<<boolalpha<<y<<endl;
system("pause");
return 0;
}