201609-2 火车购票

#include <iostream>
using namespace std;
const int N = 110;
bool st[N];
int main()
{
    int n;
    cin >> n;
    while (n -- )
    {
        int p;
        cin >> p;
        bool success = false;
        for (int i = 1; i <= 100; i += 5)
        {
            for (int j = 0; j < 5; j ++ )
            {
                int s = 0;
                for (int k = j; k < 5; k ++ )
                    if (!st[i + k]) s ++ ;
                    else break;
                if (s >= p)
                {
                    for (int k = 0; k < p; k ++ )
                    {
                        int t = i + j + k;
                        st[t] = true;
                        cout << t << ' ';
                    }
                    success = true;
                    break;
                }
            }
            if (success) break;
        }
        if (!success)
        {
            for (int i = 1; i <= 100 && p; i ++ )
                if (!st[i])
                {
                    p -- ;
                    st[i] = true;
                    cout << i << ' ';
                }
        }
        cout << endl;
    }
    return 0;
}