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Submission #140437

# Submission time Handle Problem Language Result Execution time Memory
140437 2019-08-03T00:27:00 Z silxikys Treasure (different grader from official contest) (CEOI13_treasure2) C++14
100 / 100
 2 ms 504 KB 
#include <bits/stdc++.h>
#include "treasure.h"
using namespace std;
using ll = long long;

const int maxn = 105;
int pre[maxn][maxn];

void findTreasure (int N) {
    for (int i = N; i >= 1; i--) {
        for (int j = N; j >= 1; j--) {
            if (i > N/2 && j > N/2) {
                pre[i][j] = countTreasure(1,1,i,j);
            }
            else if (i > N/2 && j <= N/2) {
                pre[i][j] = pre[i][N] - countTreasure(1,j+1,i,N);
            }
            else if (j > N/2 && i <= N/2) {
                pre[i][j] = pre[N][j] - countTreasure(i+1,1,N,j);
            }
            else {
                pre[i][j] = pre[i][N] + pre[N][j] - pre[N][N] + countTreasure(i+1,j+1,N,N);
            }
        }
    }

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

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct - N = 5, K = 289, score = 10
2 Correct 2 ms 376 KB Output is correct - N = 10, K = 4475, score = 10
3 Correct 2 ms 376 KB Output is correct - N = 15, K = 22289, score = 10
4 Correct 2 ms 376 KB Output is correct - N = 16, K = 28928, score = 10
5 Correct 2 ms 380 KB Output is correct - N = 55, K = 4005289, score = 10
6 Correct 2 ms 376 KB Output is correct - N = 66, K = 8305803, score = 10
7 Correct 2 ms 376 KB Output is correct - N = 77, K = 15383161, score = 10
8 Correct 2 ms 376 KB Output is correct - N = 88, K = 26244416, score = 10
9 Correct 2 ms 376 KB Output is correct - N = 99, K = 42032201, score = 10
10 Correct 2 ms 504 KB Output is correct - N = 100, K = 43760000, score = 10