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답안 #1106805

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1106805 2024-10-31T05:15:21 Z stdfloat Bomb (IZhO17_bomb) C++17
24 / 100
 1000 ms 7160 KB 
#include <bits/stdc++.h>
using namespace std;

using ll = long long;

int main() {
	ios::sync_with_stdio(false); cin.tie(nullptr);

	int n, m;
	cin >> n >> m;

	vector<string> a(n);
	for (auto &i : a)
		cin >> i;

	if ((ll)n * m * n * m * n * m > (int)1e8) {
		int mn1 = n, mn2 = m;
		for (int i = 0; i < n; i++) {
			for (int j = 0; j < m; j++) {
				if (a[i][j] == '0') continue;

				int l = i, r = i;
				while (0 < l && a[l - 1][j] == '1') l--;
				while (r + 1 < n && a[r + 1][j] == '1') r++;
				mn1 = min(mn1, r - l + 1);

				l = r = j;
				while (0 < l && a[i][l - 1] == '1') l--;
				while (r + 1 < m && a[i][r + 1] == '1') r++;
				mn2 = min(mn2, r - l + 1);
			}
		}

		return cout << mn1 * mn2, 0;
	}

	int mx = 1;
	for (int x = 1; x <= n; x++) {
		for (int y = 1; y <= m; y++) {
			if (x * y <= mx) continue;

			bool ok = true;
			vector<vector<bool>> vis(n, vector<bool>(m));
			for (int i = 0; i + x <= n; i++) {
				for (int j = 0; j + y <= m; j++) {
					if (a[i][j] == '0') continue;

					bool tr = true;
					for (int k = i; k < i + x && tr; k++) {
						for (int l = j; l < j + y && tr; l++)
							tr = (a[k][l] == '1');
					}

					ok = vis[i][j];
					if (!tr) continue;

					for (int k = i; k < i + x; k++) {
						for (int l = j; l < j + y; l++)
							vis[k][l] = true;
					}
					
					ok = vis[i][j];
				}
			}

			for (int i = 0; i < n && ok; i++) {
				for (int j = 0; j < m && ok; j++)
					ok = (a[i][j] == '0' || vis[i][j]);
			}

			if (ok) mx = max(mx, x * y);
		}
	}

	cout << mx;
}

Subtask #1
24.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 3 ms 560 KB Output is correct
4 Correct 2 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 2 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Incorrect 1 ms 336 KB Output isn't correct
19 Incorrect 1 ms 336 KB Output isn't correct
20 Incorrect 1 ms 336 KB Output isn't correct
21 Incorrect 1 ms 336 KB Output isn't correct
22 Incorrect 1 ms 336 KB Output isn't correct
23 Incorrect 1 ms 336 KB Output isn't correct
24 Incorrect 1 ms 336 KB Output isn't correct
25 Incorrect 1 ms 336 KB Output isn't correct
26 Correct 2 ms 336 KB Output is correct
27 Correct 24 ms 336 KB Output is correct
28 Incorrect 1 ms 336 KB Output isn't correct
29 Incorrect 50 ms 592 KB Output isn't correct
30 Incorrect 8 ms 592 KB Output isn't correct
31 Incorrect 5 ms 592 KB Output isn't correct
32 Incorrect 4 ms 592 KB Output isn't correct
33 Incorrect 14 ms 592 KB Output isn't correct
34 Incorrect 1 ms 336 KB Output isn't correct
35 Incorrect 2 ms 592 KB Output isn't correct
36 Correct 140 ms 592 KB Output is correct
37 Correct 2 ms 336 KB Output is correct
38 Execution timed out 1100 ms 7160 KB Time limit exceeded
39 Correct 2 ms 336 KB Output is correct
40 Incorrect 735 ms 1284 KB Output isn't correct
41 Correct 2 ms 336 KB Output is correct
42 Incorrect 2 ms 336 KB Output isn't correct
43 Execution timed out 1068 ms 6992 KB Time limit exceeded
44 Incorrect 51 ms 592 KB Output isn't correct
45 Execution timed out 1051 ms 6992 KB Time limit exceeded
46 Correct 138 ms 6992 KB Output is correct
47 Execution timed out 1061 ms 6992 KB Time limit exceeded
48 Execution timed out 1059 ms 6992 KB Time limit exceeded
49 Execution timed out 1081 ms 6992 KB Time limit exceeded
50 Execution timed out 1045 ms 6992 KB Time limit exceeded
51 Execution timed out 1072 ms 6988 KB Time limit exceeded
52 Execution timed out 1062 ms 6992 KB Time limit exceeded
53 Execution timed out 1076 ms 7132 KB Time limit exceeded
54 Execution timed out 1069 ms 6992 KB Time limit exceeded
55 Execution timed out 1047 ms 6992 KB Time limit exceeded
56 Execution timed out 1048 ms 6992 KB Time limit exceeded
57 Execution timed out 1061 ms 6992 KB Time limit exceeded
58 Execution timed out 1061 ms 6992 KB Time limit exceeded
59 Execution timed out 1053 ms 6992 KB Time limit exceeded
60 Execution timed out 1047 ms 6992 KB Time limit exceeded
61 Execution timed out 1049 ms 6992 KB Time limit exceeded
62 Execution timed out 1054 ms 6992 KB Time limit exceeded
63 Execution timed out 1035 ms 6992 KB Time limit exceeded
64 Execution timed out 1072 ms 6992 KB Time limit exceeded
65 Execution timed out 1062 ms 6992 KB Time limit exceeded
66 Execution timed out 1062 ms 7032 KB Time limit exceeded
67 Execution timed out 1077 ms 6992 KB Time limit exceeded
68 Execution timed out 1049 ms 7160 KB Time limit exceeded
69 Execution timed out 1049 ms 6992 KB Time limit exceeded
70 Incorrect 363 ms 4724 KB Output isn't correct
71 Execution timed out 1050 ms 6992 KB Time limit exceeded
72 Execution timed out 1071 ms 6992 KB Time limit exceeded
73 Execution timed out 1060 ms 6992 KB Time limit exceeded
74 Execution timed out 1058 ms 6992 KB Time limit exceeded
75 Execution timed out 1054 ms 7004 KB Time limit exceeded
76 Execution timed out 1048 ms 6992 KB Time limit exceeded
77 Execution timed out 1055 ms 6992 KB Time limit exceeded
78 Execution timed out 1065 ms 6992 KB Time limit exceeded
79 Incorrect 22 ms 6992 KB Output isn't correct
80 Incorrect 21 ms 6992 KB Output isn't correct
81 Incorrect 98 ms 6992 KB Output isn't correct
82 Execution timed out 1074 ms 6992 KB Time limit exceeded
83 Execution timed out 1078 ms 6992 KB Time limit exceeded
84 Incorrect 26 ms 6992 KB Output isn't correct
85 Execution timed out 1062 ms 6992 KB Time limit exceeded
86 Execution timed out 1064 ms 6992 KB Time limit exceeded
87 Execution timed out 1085 ms 6992 KB Time limit exceeded
88 Execution timed out 1071 ms 6992 KB Time limit exceeded
89 Execution timed out 1058 ms 6992 KB Time limit exceeded
90 Execution timed out 1055 ms 4720 KB Time limit exceeded
91 Execution timed out 1062 ms 6992 KB Time limit exceeded
92 Execution timed out 1094 ms 7132 KB Time limit exceeded
93 Execution timed out 1072 ms 6992 KB Time limit exceeded
94 Execution timed out 1060 ms 6992 KB Time limit exceeded
95 Execution timed out 1052 ms 6992 KB Time limit exceeded
96 Execution timed out 1058 ms 6992 KB Time limit exceeded
97 Execution timed out 1053 ms 6992 KB Time limit exceeded
98 Execution timed out 1066 ms 6992 KB Time limit exceeded
99 Execution timed out 1059 ms 6992 KB Time limit exceeded
100 Execution timed out 1047 ms 7012 KB Time limit exceeded