oj.uz

Submission #38385

# Submission time Handle Problem Language Result Execution time Memory
38385 2018-01-04T04:47:03 Z Just_Solve_The_Problem Bomb (IZhO17_bomb) C++11
2 / 100
 1000 ms 14272 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = (int)2505;

char c[N][N];
char ex[N][N];

main () {
    bool fl = 1;
    int n, m; scanf ("%d %d", &n, &m);
    for (int i = 1; i < N; i++)
        for (int j = 1; j < N; j++)
            c[i][j] = '0';
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m; j++) {
            char ss; ss = getchar();
            if (ss == '\n')
                j--;
            else {
                c[i][j] = ss;
                if (ss == '1') fl = 0;
            }
        }
    }
    if (fl) {
        puts("0");
        return 0;
    }
    int ans = 0;
    for (int h = 1; h <= n; h++) {
        for (int w = 1; w <= m; w++) {
            for (int i = 1; i <= n + 1; i++)
                for (int j = 1; j <= m + 1; j++)
                    ex[i][j] = c[i][j];

            bool can = 1;
            for (int i = 1; i <= n; i++) {
                for (int j = 1; j <= m; j++) {
                    can = 1;
                    for (int curi = i, k = 0; k < h; k++, curi++) {
                        for (int curj = j, l = 0; l < w; l++, curj++) {
                            if (ex[curi][curj] == '0') {
                                can = 0;
                                l = w; k = h;
                            }
                        }
                    }
                    if (can) {
                        for (int curi = i, k = 0; k < h; k++, curi++) {
                            for (int curj = j, l = 0; l < w; l++, curj++) {
                                if (ex[curi][curj] == '1')
                                    ex[curi][curj] = '2';
                            }
                        }
                    }
                }
            }
            can = 1;
            for (int i = 1; i <= n; i++) {
                for (int j = 1; j <= m; j++) {
                    if (ex[i][j] == '1') can = 0;
                }
            }
            if (can) ans = max(ans, h * w);
        }
    }
    cout << ans;
}

Compilation message

bomb.cpp:10:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^
bomb.cpp: In function 'int main()':
bomb.cpp:12:38: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int n, m; scanf ("%d %d", &n, &m);
                                      ^

Subtask #1
2.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 14272 KB Output is correct
2 Incorrect 3 ms 14272 KB Output isn't correct
3 Execution timed out 1000 ms 14272 KB Execution timed out
4 Execution timed out 1000 ms 14272 KB Execution timed out
5 Execution timed out 1000 ms 14272 KB Execution timed out
6 Incorrect 446 ms 14272 KB Output isn't correct
7 Correct 6 ms 14272 KB Output is correct
8 Incorrect 9 ms 14272 KB Output isn't correct
9 Incorrect 3 ms 14272 KB Output isn't correct
10 Incorrect 6 ms 14272 KB Output isn't correct
11 Incorrect 3 ms 14272 KB Output isn't correct
12 Incorrect 9 ms 14272 KB Output isn't correct
13 Incorrect 6 ms 14272 KB Output isn't correct
14 Incorrect 6 ms 14272 KB Output isn't correct
15 Incorrect 3 ms 14272 KB Output isn't correct
16 Incorrect 9 ms 14272 KB Output isn't correct
17 Incorrect 206 ms 14272 KB Output isn't correct
18 Incorrect 119 ms 14272 KB Output isn't correct
19 Incorrect 443 ms 14272 KB Output isn't correct
20 Incorrect 466 ms 14272 KB Output isn't correct
21 Incorrect 119 ms 14272 KB Output isn't correct
22 Incorrect 286 ms 14272 KB Output isn't correct
23 Execution timed out 1000 ms 14272 KB Execution timed out
24 Incorrect 386 ms 14272 KB Output isn't correct
25 Execution timed out 1000 ms 14272 KB Execution timed out
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27 Execution timed out 1000 ms 14272 KB Execution timed out
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34 Execution timed out 1000 ms 14272 KB Execution timed out
35 Execution timed out 1000 ms 14272 KB Execution timed out
36 Execution timed out 1000 ms 14272 KB Execution timed out
37 Incorrect 6 ms 14272 KB Output isn't correct
38 Execution timed out 1000 ms 14272 KB Execution timed out
39 Incorrect 9 ms 14272 KB Output isn't correct
40 Execution timed out 1000 ms 14272 KB Execution timed out
41 Incorrect 6 ms 14272 KB Output isn't correct
42 Execution timed out 1000 ms 14272 KB Execution timed out
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