C++编程练习（002）

// 输入一个十进制数，输出相应的十六进制数。#include <iostream>using namespace std;void T(int);int main(void){cout << "Enter a number: ";int num = 0;cin >> num;cout << "Number: ";T(num);cout << endl;return 0;}void T(int n){if (n == 0)return;T(n / 16);int m = n % 16;cout << char(m + (m < 10 ? '0' : 'A' - 10));}