제출 #747054

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
747054	2023-05-23 14:12:26	heeheeheehaaw	Chessboard (IZhO18_chessboard)	C++17	39 / 100	101 ms	13604 KiB

chessboard

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#include <iostream>
#include <vector>
using namespace std;
int a[1005][1005];
int spw[1005][1005], spb[1005][1005];
int main()
{
    int n, k;
    cin>>n>>k;
    for(int i = 1; i <= k; i++)
    {
        int x1, y1, x2, y2;
        cin>>x1>>y1>>x2>>y2;
        a[x1][y1] = 1;
    }
    for(int i = 1; i <= n; i++)
        for(int j = 1; j <= n; j++)
        {
            if(a[i][j] == 0) spw[i][j]++;
            else spb[i][j]++;
            spw[i][j] += spw[i][j - 1] + spw[i - 1][j] - spw[i - 1][j - 1];
            spb[i][j] += spb[i][j - 1] + spb[i - 1][j] - spb[i - 1][j - 1];
        }
    vector<int> divs;
    for(int i = 1; i * i <= n; i++)
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 0 / 8
• Subtask 3: 15 / 15
• Subtask 4: 16 / 16
• Subtask 5: 0 / 23
• Subtask 6: 0 / 30