Submission #75457

#	Time	Username	Problem	Language	Result	Execution time	Memory
75457		Vasiljko	Treasure (different grader from official contest) (CEOI13_treasure2)	C++14	0 / 100	3 ms	672 KiB

treasure

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

typedef long long ll;
const ll MOD = 1e9+7;
const int N = 105;

int a[N][N];
bool found[N][N];

void findTreasure(int N){
    int m=N/2;

    for(int i=1;i<=m;i++){
        for(int j=1;j<=m;j++){
            a[i][j]=countTreasure(1,1,i,j)-a[i-1][j]-a[i][j-1]+a[i-1][j-1];
            if(a[i][j]==1)found[i][j]=1;
        }
    }
    memset(a,0,sizeof(a));

    for(int i=1;i<=m;i++){
        for(int j=N;j>=m+1;j--){
            a[i][j]=countTreasure(1,j,i,N)-a[i][j+1]-a[i-1][j]+a[i-1][j+1];
            if(a[i][j]==1)found[i][j]=1;
        }
    }
    memset(a,0,sizeof(a));

    for(int i=N;i>=m+1;i--){
        for(int j=1;j<=m;j++){
            a[i][j]=countTreasure(i,1,N,j)-a[i][j-1]-a[i+1][j]+a[i+1][j-1];
            if(a[i][j]==1)found[i][j]=1;
        }
    }
    memset(a,0,sizeof(a));

    for(int i=N;i>=m+1;i--){
        for(int j=N;j>=m+1;j--){
            a[i][j]=countTreasure(i,j,N,N)-a[i+1][j]-a[i][j+1]+a[i+1][j+1];
            if(a[i][j]==1)found[i][j]=1;
        }
    }

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

• Subtask 1: 0 / 100