Submission #924341

#	Time	Username	Problem	Language	Result	Execution time	Memory
924341		aykhn	Love Polygon (BOI18_polygon)	C++17	0 / 100	0 ms	348 KiB

polygon

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define inf 0x3F3F3F3F

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(nullptr);
    int n;
    cin >> n;
    cout << (n & 1 ? -1 : n) << '\n';
}

• Subtask 1: 0 / 21
• Subtask 2: 0 / 25
• Subtask 3: 0 / 29
• Subtask 4: 0 / 25