2051661_ac_0ms_200k.cc

北大大牛代码 1240道题的原代码 超级权威

#include <iostream>

using namespace std;

int main()
{
    int n;
    cin >> n;
    while (n != 0)
    {
        if (n % 2 == 0)
            cout << "No Solution!" << endl;
        else
        {
            cout << n - 1 << endl;
        }
        cin >> n;
    }
}