Submission #944471

#	Time	Username	Problem	Language	Result	Execution time	Memory
944471		Captain_Georgia	Football (info1cup20_football)	C++17	100 / 100	211 ms	2268 KiB

football

#include <bits/stdc++.h>
using namespace std;

#define file \
            freopen("in.txt" , "r" , stdin); \
            freopen("out.txt" , "w" , stdout);

typedef long long ll;

void test_case () {
    int n , k;
    cin >> n >> k;
    ll sum = 0;
    int a[n];
    for (int i = 0;i < n;i ++) {
        cin >> a[i];
    }
    for (int x = 1;x <= k;x *= 2) {
        sum = 0;
        for (int i = 0;i < n;i ++) {
            sum += (a[i] / x);
        }
        if (sum %2 != 0) {
            cout << "1";
            return;
        }
    }
    cout << "0";
}

int32_t main () {

    // file
    int TIME = clock();

    int t = 1;
     cin >> t;

    while (t --) {
        test_case();
    }

    cerr << "\nTime elapsed: " << (clock() - TIME) * 1000.0 / CLOCKS_PER_SEC << " ms\n";

}

• 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