Submission #679979

#	Time	Username	Problem	Language	Result	Execution time	Memory
679979		Beverita	Football (info1cup20_football)	C++17	0 / 100	206 ms	332 KiB

football

#include <bits/stdc++.h>

using namespace std;

unsigned long long TestCases, n, k, sum, cnt2;

void read() {
    cin >> n >> k;
    for (int i = 0; i < n; ++i) {
        int x;
        cin >> x;
        sum += x;
        cnt2 += (x / 2);
    }
}

int main() {

    cin >> TestCases;

    while (TestCases--) {
        read();
        if (sum % 2 == 1) {
            cout << 1;
            continue;
        } else if (k == 1) {
            cout << 0;
            continue;
        }
        if (cnt2 % 2 == 1 && k > 1) {
            cout << 1;
            continue;
        } else {
            cout << 0;
            continue;
        }
    }

    return 0;
}

Compilation message (stderr)

football.cpp: In function 'void read()':
football.cpp:9:23: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare]
    9 |     for (int i = 0; i < n; ++i) {
      |                     ~~^~~

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