Submission #887034

#	Time	Username	Problem	Language	Result	Execution time	Memory
887034		Turcavid	Football (info1cup20_football)	C++14	100 / 100	22 ms	512 KiB

football

#include <bits/stdc++.h>
 
using namespace std;
 
int32_t main()
{
  	ios_base::sync_with_stdio(false);
  	cin.tie(NULL);
    int t;
    cin>>t;
    while(t--)
    {
        int n, k;
        cin>>n>>k;
        int xsum=0;
        int sus=0;
        while(k > 1)
        {
            sus++;
            k/=2;
        }
        k=(1<<sus);
        for(int i=1; i<=n; i++)
        {
            int a;
            cin>>a;
            int c=a/k;
            int r=a-c*k;
            if(c%2 == 1)
            {
                c=k;
            }
            else
            {
                c=0;
            }
            xsum=(xsum^(c^r));
        }
        if(xsum == 0)
            cout<<0;
        else
            cout<<1;
    }
    return 0;
}

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