Submission #1005666

#	Time	Username	Problem	Language	Result	Execution time	Memory
1005666		vicvic	Football (info1cup20_football)	C++11	57 / 100	17 ms	456 KiB

football

#include <iostream>

using namespace std;
int t;
void solve ()
{
    long long int n, k;
    cin >> n >> k;
    long long xorul=0;
    for (int i=1;i<=n;i++)
    {
        long long r;
        cin >> r;
        if (r/k%2==1)
        {
            xorul^=k;
        }
        xorul^=(r%k);
    }
    if (xorul==0)
    {
        cout << 0;
        return;
    }
    cout << 1;
    return;
}
int main()
{
    ios :: sync_with_stdio (0);
    cin.tie (nullptr);
    cin >> t;
    while (t--)
    {
        solve ();
    }
    return 0;
}

• Subtask 1: 26 / 26
• Subtask 2: 8 / 8
• Subtask 3: 0 / 11
• Subtask 4: 0 / 8
• Subtask 5: 0 / 16
• Subtask 6: 16 / 16
• Subtask 7: 7 / 7
• Subtask 8: 0 / 8