oj.uz

Submission #264856

# Submission time Handle Problem Language Result Execution time Memory
264856 2020-08-14T10:35:31 Z sjimed Treasure (different grader from official contest) (CEOI13_treasure2) C++14
100 / 100
 1 ms 384 KB 
#include "treasure.h"

int sum[111][111];

void findTreasure (int N) {
    int n = N;

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

    for(int i=1; i<=n; i++) 
        for(int j=1; j<=n; j++) 
            if(sum[i][j] - sum[i-1][j] - sum[i][j-1] + sum[i-1][j-1]) Report(i, j);
}

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct - N = 5, K = 289, score = 10
2 Correct 1 ms 384 KB Output is correct - N = 10, K = 4475, score = 10
3 Correct 0 ms 384 KB Output is correct - N = 15, K = 22289, score = 10
4 Correct 0 ms 384 KB Output is correct - N = 16, K = 28928, score = 10
5 Correct 1 ms 384 KB Output is correct - N = 55, K = 4005289, score = 10
6 Correct 1 ms 384 KB Output is correct - N = 66, K = 8305803, score = 10
7 Correct 1 ms 384 KB Output is correct - N = 77, K = 15383161, score = 10
8 Correct 1 ms 384 KB Output is correct - N = 88, K = 26244416, score = 10
9 Correct 1 ms 384 KB Output is correct - N = 99, K = 42032201, score = 10
10 Correct 1 ms 384 KB Output is correct - N = 100, K = 43760000, score = 10