Submission #65536

#	Time	Username	Problem	Language	Result	Execution time	Memory
65536		IvanC	Treasure (different grader from official contest) (CEOI13_treasure2)	C++17	62 / 100	3 ms	720 KiB

treasure

#include "treasure.h"
#include <bits/stdc++.h>
using namespace std;

const int MAXN = 110;

static int matriz[MAXN][MAXN];

void solve(int lx,int rx,int ly,int ry,int divide_x,int cnt){

	if(cnt == 0) return;

	if((rx - lx + 1)*(ry - ly + 1) == cnt){
		for(int i = lx;i<=rx;i++){
			for(int j = ly;j <= ry;j++){
				matriz[i][j] = 1;
			}
		}
		return;
	}

	if(divide_x){
		int mx = (lx + rx)/2;
		int qt = countTreasure(lx,ly,mx,ry);
		solve(lx,mx,ly,ry,0,qt);
		solve(mx+1,rx,ly,ry,0,cnt - qt);
	}
	else{
		int my = (ly + ry)/2;
		int qt = countTreasure(lx,ly,rx,my);
		solve(lx,rx,ly,my,1,qt);
		solve(lx,rx,my+1,ry,1,cnt - qt);
	}

}

void findTreasure(int N){
 	
	memset(matriz,0,sizeof(matriz));
    int cnt = countTreasure(1, 1, N, N);
  	solve(1,N,1,N,0,cnt);

  	for(int i = 1;i<=N;i++){
  		for(int j = 1;j<=N;j++){
  			if(matriz[i][j]) Report(i,j);
  		}
  	}

}

• Subtask 1: 62 / 100