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Submission #246376

# Submission time Handle Problem Language Result Execution time Memory
246376 2020-07-09T01:13:33 Z thecodingwizard Treasure (different grader from official contest) (CEOI13_treasure2) C++11
100 / 100
 5 ms 384 KB 
#include <bits/stdc++.h>
#include "treasure.h"
using namespace std;

void findTreasure (int n) {
    int ps[n+1][n+1];
    int m = (n+1)/2;
    for (int i = 0; i <= n; i++) for (int j = 0; j <= n; j++) ps[i][j] = 0;
    for (int i = n; i >= 1; i--) {
        for (int j = n; j >= 1; j--) {
            if (i>=m&&j>=m) {
                ps[i][j] = countTreasure(1, 1, i, j);
            } else if (i >= m) {
                ps[i][j] = ps[i][n] - countTreasure(1, j+1, i, n);
            } else if (j >= m) {
                ps[i][j] = ps[n][j] - countTreasure(i+1, 1, n, j);
            } else {
                ps[i][j] = ps[i][n] + ps[n][j] + countTreasure(i+1, j+1, n, n) - ps[n][n];
            }
        }
    }
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= n; j++) {
            if (ps[i][j] - ps[i-1][j] - ps[i][j-1] + ps[i-1][j-1] == 1) Report(i, j);
        }
    }
}

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct - N = 5, K = 289, score = 10
2 Correct 4 ms 384 KB Output is correct - N = 10, K = 4475, score = 10
3 Correct 4 ms 384 KB Output is correct - N = 15, K = 22289, score = 10
4 Correct 5 ms 384 KB Output is correct - N = 16, K = 28928, score = 10
5 Correct 5 ms 384 KB Output is correct - N = 55, K = 4005289, score = 10
6 Correct 5 ms 384 KB Output is correct - N = 66, K = 8305803, score = 10
7 Correct 5 ms 384 KB Output is correct - N = 77, K = 15383161, score = 10
8 Correct 5 ms 384 KB Output is correct - N = 88, K = 26244416, score = 10
9 Correct 5 ms 384 KB Output is correct - N = 99, K = 42032201, score = 10
10 Correct 5 ms 384 KB Output is correct - N = 100, K = 43760000, score = 10