cpp15.cpp

来自「C++参考书」· C++ 代码 · 共 26 行

// Coded by plusir -- Dec.27.2002.
// Standard C++ Bible -- (P108-4-15)

#include <iostream>
#include <cstdlib>
using namespace std ;

int main()
{
	cout << "Compute a random number?( y/n ): " ;
	char answer ;
	cin >> answer ;

	if ( answer == 'n' )
		goto done ;
	else {
        int ran = rand() ;
        cout << ran << endl ;
	}

	done:

	return 0 ;
}