oj.uz

Submission #833299

# Submission time Handle Problem Language Result Execution time Memory
833299 2023-08-22T04:17:12 Z vjudge1 Bomb (IZhO17_bomb) C++17
0 / 100
 88 ms 94412 KB 
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#include <bits/stdc++.h>

using namespace std;

const int N = 3e3;

int markas[N][N];
int jarak[N][N];
int jarakKiri[N][N];
bool ada = true;
int mn[N];
int mx = 0;


void solve(){
    int n, m;
    cin >> n >> m;
    memset(jarak, 0, sizeof(jarak));
    memset(jarak, 0, sizeof(jarakKiri));
    memset(mn, -1, sizeof(mn));
    int mnPjg = n*m;
    for(int i = 1; i <= n; i++){
        string s;
        cin >> s;
        for(int j = 1; j <= m; j++){
            markas[i][j] = s[j - 1] - '0';
        }
    }
    for(int i = 1; i <= n; i++){
        for(int j = m; j >= 1; j--){
            jarak[i][j] = jarak[i][j + 1] + 1;
            if(!markas[i][j]){
                jarak[i][j] = 0;
            }
        }
    }
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            jarakKiri[i][j] = jarakKiri[i][j - 1] + 1;
            if(!markas[i][j]){
                jarakKiri[i][j] = 0;
            }
        }
    }
    

    
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            if(markas[i][j] == 1 && markas[i - 1][j] == 0 && markas[i][j - 1] == 0){
                int k = i;
                int curP = jarak[k][j];
                mnPjg = min(mnPjg, curP);
                while(curP != 0){
                    if(mn[k - i + 1] == -1){
                        mn[k - i + 1] = curP;
                    }else{
                        mn[k - i + 1] = min(mn[k - i + 1], curP);
                    }
                    k++;
                    curP = min(curP, jarak[k][j]);
                }
                mn[k - i + 1] = 0;
            }
            if(markas[i][j] == 1 && markas[i + 1][j] == 0 && markas[i][j + 1] == 0){
                int k = i;
                int curP = jarak[k][j];
                while(curP != 0){
                    if(mn[i - k + 1] == -1){
                        mn[i - k + 1] = curP;
                    }else{
                        mn[i - k + 1] = min(mn[i - k + 1], curP);
                    }
                    k--;
                    curP = min(curP, jarak[k][j]);
                }
                mn[i - k + 1] = 0;
            }
        }
    }
    
    mx = mn[1];
    for(int i = 2; i <= m; i++){
        mn[i] = min(mn[i], mn[i - 1]);
        mx = max(mx, i * mn[i]);
    }
    cout << mx << endl;
    
    
    
}

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(NULL);
    int t;
    t = 1;
    while(t--){
        solve();
    }

    return 0;
}

Subtask #1
0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 35540 KB Output isn't correct
2 Incorrect 13 ms 35668 KB Output isn't correct
3 Incorrect 22 ms 55636 KB Output isn't correct
4 Incorrect 22 ms 55636 KB Output isn't correct
5 Incorrect 13 ms 35540 KB Output isn't correct
6 Incorrect 13 ms 35540 KB Output isn't correct
7 Incorrect 13 ms 35540 KB Output isn't correct
8 Incorrect 13 ms 35656 KB Output isn't correct
9 Incorrect 14 ms 35652 KB Output isn't correct
10 Incorrect 13 ms 35560 KB Output isn't correct
11 Incorrect 13 ms 35668 KB Output isn't correct
12 Incorrect 13 ms 35668 KB Output isn't correct
13 Incorrect 15 ms 35728 KB Output isn't correct
14 Incorrect 14 ms 35668 KB Output isn't correct
15 Incorrect 13 ms 35668 KB Output isn't correct
16 Incorrect 13 ms 35668 KB Output isn't correct
17 Incorrect 13 ms 36100 KB Output isn't correct
18 Incorrect 14 ms 36052 KB Output isn't correct
19 Incorrect 14 ms 36308 KB Output isn't correct
20 Incorrect 14 ms 36308 KB Output isn't correct
21 Incorrect 13 ms 35924 KB Output isn't correct
22 Incorrect 14 ms 36200 KB Output isn't correct
23 Incorrect 14 ms 36388 KB Output isn't correct
24 Incorrect 14 ms 36180 KB Output isn't correct
25 Incorrect 14 ms 36436 KB Output isn't correct
26 Incorrect 14 ms 36352 KB Output isn't correct
27 Incorrect 15 ms 38484 KB Output isn't correct
28 Incorrect 15 ms 38740 KB Output isn't correct
29 Incorrect 17 ms 39636 KB Output isn't correct
30 Incorrect 17 ms 40404 KB Output isn't correct
31 Incorrect 16 ms 39380 KB Output isn't correct
32 Incorrect 16 ms 40020 KB Output isn't correct
33 Incorrect 20 ms 40660 KB Output isn't correct
34 Incorrect 16 ms 38996 KB Output isn't correct
35 Incorrect 16 ms 40660 KB Output isn't correct
36 Incorrect 17 ms 40660 KB Output isn't correct
37 Incorrect 13 ms 35668 KB Output isn't correct
38 Incorrect 85 ms 94276 KB Output isn't correct
39 Incorrect 13 ms 35668 KB Output isn't correct
40 Incorrect 25 ms 48592 KB Output isn't correct
41 Incorrect 14 ms 35668 KB Output isn't correct
42 Incorrect 14 ms 36436 KB Output isn't correct
43 Incorrect 86 ms 94284 KB Output isn't correct
44 Incorrect 17 ms 40720 KB Output isn't correct
45 Incorrect 81 ms 94284 KB Output isn't correct
46 Incorrect 74 ms 94220 KB Output isn't correct
47 Incorrect 83 ms 94412 KB Output isn't correct
48 Incorrect 75 ms 94276 KB Output isn't correct
49 Incorrect 82 ms 94284 KB Output isn't correct
50 Incorrect 75 ms 94196 KB Output isn't correct
51 Incorrect 75 ms 94316 KB Output isn't correct
52 Incorrect 75 ms 94280 KB Output isn't correct
53 Incorrect 72 ms 94284 KB Output isn't correct
54 Incorrect 73 ms 94288 KB Output isn't correct
55 Incorrect 66 ms 94284 KB Output isn't correct
56 Incorrect 82 ms 94304 KB Output isn't correct
57 Incorrect 66 ms 94284 KB Output isn't correct
58 Incorrect 68 ms 94208 KB Output isn't correct
59 Incorrect 65 ms 94260 KB Output isn't correct
60 Incorrect 70 ms 94216 KB Output isn't correct
61 Incorrect 82 ms 94260 KB Output isn't correct
62 Incorrect 81 ms 94252 KB Output isn't correct
63 Incorrect 81 ms 94216 KB Output isn't correct
64 Incorrect 66 ms 94220 KB Output isn't correct
65 Incorrect 72 ms 94284 KB Output isn't correct
66 Incorrect 70 ms 94216 KB Output isn't correct
67 Incorrect 73 ms 94272 KB Output isn't correct
68 Incorrect 79 ms 94260 KB Output isn't correct
69 Incorrect 66 ms 94204 KB Output isn't correct
70 Incorrect 46 ms 82508 KB Output isn't correct
71 Incorrect 63 ms 94284 KB Output isn't correct
72 Incorrect 67 ms 94276 KB Output isn't correct
73 Incorrect 66 ms 94284 KB Output isn't correct
74 Incorrect 64 ms 94300 KB Output isn't correct
75 Incorrect 64 ms 94284 KB Output isn't correct
76 Incorrect 66 ms 94284 KB Output isn't correct
77 Incorrect 67 ms 94248 KB Output isn't correct
78 Incorrect 65 ms 94304 KB Output isn't correct
79 Incorrect 58 ms 94300 KB Output isn't correct
80 Incorrect 56 ms 94232 KB Output isn't correct
81 Incorrect 58 ms 94268 KB Output isn't correct
82 Incorrect 67 ms 94284 KB Output isn't correct
83 Incorrect 66 ms 94204 KB Output isn't correct
84 Incorrect 58 ms 94304 KB Output isn't correct
85 Incorrect 65 ms 94284 KB Output isn't correct
86 Incorrect 80 ms 94280 KB Output isn't correct
87 Incorrect 64 ms 94284 KB Output isn't correct
88 Incorrect 67 ms 94180 KB Output isn't correct
89 Incorrect 70 ms 94180 KB Output isn't correct
90 Incorrect 51 ms 82492 KB Output isn't correct
91 Incorrect 67 ms 94264 KB Output isn't correct
92 Incorrect 73 ms 94304 KB Output isn't correct
93 Incorrect 88 ms 94284 KB Output isn't correct
94 Incorrect 72 ms 94300 KB Output isn't correct
95 Incorrect 65 ms 94284 KB Output isn't correct
96 Incorrect 68 ms 94180 KB Output isn't correct
97 Incorrect 80 ms 94284 KB Output isn't correct
98 Incorrect 78 ms 94188 KB Output isn't correct
99 Incorrect 71 ms 94216 KB Output isn't correct
100 Incorrect 79 ms 94284 KB Output isn't correct