Submission #290534

#	Time	Username	Problem	Language	Result	Execution time	Memory
290534		luysasg	Chessboard (IZhO18_chessboard)	C++17	8 / 100	1 ms	384 KiB

chessboard

#include <bits/stdc++.h>
using namespace std;
int main(){
	int n, k;
	cin >> n >> k;
	if(k==0){
		int num=0,resp;
		for(int i=3;i<n;i+=2){
			if(n%i==0){
				num=n/i;
				break;
			}
		}
		if(num==0){
			resp=(n*n)/2;
		}
		else{
			int exp=num*num;
			int total=n*n;
			resp = (total-exp)/2;
		}
		cout << resp << endl;
	}
}

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