Submission #137803

#	Time	Username	Problem	Language	Result	Execution time	Memory
137803		vardan__02	Chessboard (IZhO18_chessboard)	C++14	0 / 100	2 ms	376 KiB

chessboard

#include <iostream>
#include <fstream>
#include <algorithm>
#include <cstring>
#include <string>
#include <vector>
#include <cstdio>
#include <queue>
#include <deque>
#include <stack>
#include <cmath>
#include <list>
#include <set>
#include <map>
using namespace std;
typedef long long ll;
#define MP make_pair
#define PB push_back
ll n,k;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>n>>k;
    if(n%3==0)
        cout<<n*n*4/9<<endl;
    else
        cout<<n*n/2<<endl;
    return 0;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 8
• Subtask 3: 0 / 15
• Subtask 4: 0 / 16
• Subtask 5: 0 / 23
• Subtask 6: 0 / 30