Submission #1150472

#	Time	Username	Problem	Language	Result	Execution time	Memory
1150472		eri16	L-triominoes (CEOI21_ltriominoes)	C++20	0 / 100	0 ms	328 KiB

ltrominoes

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    long long W, H;
    int K;
    cin >> W >> H >> K;  
    // For subtask 2, K is guaranteed to be 0, so we have no missing squares to read.

    // Compute the area in 64-bit to avoid overflow.
    long long area = W * H;

    // If the area is divisible by 6, the board can be tiled by L-triominoes.
    if (area % 6 == 0)
        cout << "YES\n";
    else
        cout << "NO\n";

    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 7
• Subtask 3: 0 / 11
• Subtask 4: 0 / 17
• Subtask 5: 0 / 35
• Subtask 6: 0 / 20