oj.uz

답안 #54657

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
54657 2018-07-04T11:28:10 Z andy0220 보물 찾기 (CEOI13_treasure2) C++11
10 / 100
 3 ms 608 KB 
#include "treasure.h"

int ans[111][111];

int BIT(int i, int j) {
    int k, l, imsi = 0;
    for(k = i; k > 0; k -= (k & -k)) {
        for(l = j; l > 0; l -= (l & -l)) {
            imsi += ans[k][l];
        }
    }
    for(k = i - 1; k > 0; k -= (k & -k)) {
        for(l = j - 1; l > 0; l -= (l & -l)) {
            imsi += ans[k][l];
        }
    }
    for(k = i; k > 0; k -= (k & -k)) {
        for(l = j - 1; l > 0; l -= (l & -l)) {
            imsi -= ans[k][l];
        }
    }
    for(k = i - 1; k > 0; k -= (k & -k)) {
        for(l = j; l > 0; l -= (l & -l)) {
            imsi -= ans[k][l];
        }
    }
    return imsi;
}

void findTreasure (int N) {
    int i, j;
    for(i = 1; i <= N; i++) {
        for(j = 1; j <= N; j++) {
            ans[i][j] = countTreasure(i - (i & -i) + 1, j - (j & -j) + 1, i, j);
        }
    }
    for(i = 1; i <= N; i++) {
        for(j = 1; j <= N; j++) {
            if(BIT(i, j)) Report(i, j);
        }
    }
    return;
}

Subtask #1
10.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Partially correct 2 ms 248 KB Output is partially correct - N = 5, K = 569, score = 1
2 Partially correct 2 ms 484 KB Output is partially correct - N = 10, K = 9571, score = 1
3 Partially correct 2 ms 484 KB Output is partially correct - N = 15, K = 49826, score = 1
4 Partially correct 2 ms 484 KB Output is partially correct - N = 16, K = 63488, score = 1
5 Partially correct 2 ms 600 KB Output is partially correct - N = 55, K = 9124066, score = 1
6 Partially correct 3 ms 600 KB Output is partially correct - N = 66, K = 18912011, score = 1
7 Partially correct 3 ms 608 KB Output is partially correct - N = 77, K = 35077745, score = 1
8 Partially correct 2 ms 608 KB Output is partially correct - N = 88, K = 59872304, score = 1
9 Partially correct 3 ms 608 KB Output is partially correct - N = 99, K = 95931018, score = 1
10 Partially correct 3 ms 608 KB Output is partially correct - N = 100, K = 99868624, score = 1