swjtu 2213 A Game About Cards（模拟题）

#include <iostream>
using namespace std;

const int MAX_N = 20;
int del[MAX_N];
int num[MAX_N];

int main()
{
    int times;

    cin >> times;
    while (times--)
    {
        int n = 0;
        int index = -1;

        memset(del, 0, sizeof(del));
        memset(num, -1, sizeof(num));

        cin >> n;
        for (int i = 0; i < n; ++ i)
        {
            int times = i + 1;
            int go = times;

            while (go)
            {
                index = (index + 1) % n;
                if (del[index] != 1)
                    go--;
            }

            index = (index + 1) % n;
            while (del[index] == 1)
                index = (index + 1) % n;
            num[index] = times;
            del[index] = 1;
        }
        for (int i = 0; i < n - 1; ++i)
            cout << num[i] << " ";
        cout << num[n - 1] << endl;
    }

    return 0;
}