进制转换

 

#include <iostream>using namespace std;void d2b (int n){if ( n == 0 ) cout << 0 ;else d2b ( n/2 );cout << n % 2 ;}int main(){int a; cin >> a ; //输入十进制数d2b ( a );//转换成二进制数输出cout << endl;return 0 ;}