제출 #926424

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
926424	2024-02-13 00:39:29	AlphaMale06	Chessboard (IZhO18_chessboard)	C++14	100 / 100	674 ms	5716 KiB

chessboard

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#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define int long long
struct rect{
    int x1, y1, x2, y2;
};
int d;
int get(int x, int y){
    if(x<=0 || y<=0)return 0;
    int x1=x/d;
    int y1=y/d;
    int ret=0;
    if(x1!=0 && y1!=0){
        if(x1&y1&1)ret+=d*d;
    }
    int rx=x-x1*d;
    int ry=y-y1*d;
    if(rx==0 && ry==0)return ret;
    if(y1&1){
        if(x1&1)ret-=d*rx;
        else ret+=d*rx;
    }
    if(x1&1){
 
 
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