Submission #92930

#	Time	Username	Problem	Language	Result	Execution time	Memory
92930		Makhsud	Chessboard (IZhO18_chessboard)	C++17	0 / 100	72 ms	1784 KiB

chessboard

#include <bits/stdc++.h>
#define ll long long

using namespace std;

ll n, k, x;
ll xx1, yy1, xx2, yy2;
vector <ll> d;

void fil()
{

}

int main()
{
	cin >> n >> k;
	for ( int i = 1; i <= k; i ++ ) {
		cin >> xx1 >> yy1 >> xx2 >> yy2;
	}
	for ( int i = n-1; i >= 1; i -- ){
		if ( n % i == 0 ) {
			x = i;
			break;
		}
	}
	if ( x == 1 ) {
		cout << (n*n) / 2;
		return 0;
	}
	if ( n % 2 == 0 ) {
		cout << (x*x) * (n / x);
	}
	else {
		cout << (x*x) * (n / x + 1);
	}
}

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