题解 | #缩短二进制#

//法1：C
/*#include <stdio.h>

int main()
{
    printf("%#o %#X",1234,1234);//X是大写
    return 0;
}*/

//法2：C++
#include <iostream>
#include <iomanip>
using namespace std;

int main()
{
    int a=1234;
    cout<<oct<<setiosflags(ios::showbase)<<a<<" ";
    cout<<hex<<uppercase<<setiosflags(ios::showbase)<<a<<endl;
    return 0;
}