oj.uz

Submission #386372

# Submission time Handle Problem Language Result Execution time Memory
386372 2021-04-06T13:14:29 Z vanic Bomb (IZhO17_bomb) C++14
1 / 100
 1000 ms 2028 KB 
#include <iostream>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <set>
#include <stack>
#include <vector>
#include <queue>
#include <map>
#include <cstring>
#include <array>
#include <bitset>

using namespace std;

const int maxn=2505;

bitset < maxn > a[maxn];
bitset < maxn > b[maxn];
int n, m;

bool provjeri(int x, int y){
	for(int i=0; i<n; i++){
		for(int j=0; j<m; j++){
			b[i][j]=a[i][j];
		}
	}
	for(int i=0; i<n; i++){
		for(int j=0; j<m; j++){
			if(b[i][j]){
				for(int k=i; k<i+x; k++){
					for(int l=j; l<j+y; l++){
						if(k>=n || l>=m || !b[k][l]){
							return 0;
						}
						b[k][l]=0;
					}
				}
			}
		}
	}
	return 1;

}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	cin >> n >> m;
	string s;
	for(int i=0; i<n; i++){
		cin >> s;
		for(int j=0; j<m; j++){
			if(s[j]=='1'){
				a[i][j]=1;
			}
		}
	}
	int maksi=0;
	for(int i=1; i<=n; i++){
		for(int j=1; j<=m; j++){
			if(provjeri(i, j)){
				maksi=max(maksi, i*j);
			}
		}
	}
	cout << maksi << '\n';
	return 0;
}

Subtask #1
1.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Incorrect 1 ms 364 KB Output isn't correct
3 Incorrect 24 ms 1900 KB Output isn't correct
4 Incorrect 30 ms 1900 KB Output isn't correct
5 Incorrect 21 ms 364 KB Output isn't correct
6 Incorrect 5 ms 364 KB Output isn't correct
7 Incorrect 1 ms 364 KB Output isn't correct
8 Incorrect 1 ms 364 KB Output isn't correct
9 Incorrect 2 ms 364 KB Output isn't correct
10 Incorrect 1 ms 364 KB Output isn't correct
11 Incorrect 1 ms 364 KB Output isn't correct
12 Incorrect 1 ms 364 KB Output isn't correct
13 Incorrect 2 ms 364 KB Output isn't correct
14 Correct 1 ms 364 KB Output is correct
15 Incorrect 1 ms 364 KB Output isn't correct
16 Incorrect 2 ms 364 KB Output isn't correct
17 Incorrect 69 ms 364 KB Output isn't correct
18 Incorrect 64 ms 364 KB Output isn't correct
19 Incorrect 186 ms 492 KB Output isn't correct
20 Incorrect 203 ms 364 KB Output isn't correct
21 Incorrect 75 ms 632 KB Output isn't correct
22 Incorrect 165 ms 364 KB Output isn't correct
23 Incorrect 332 ms 364 KB Output isn't correct
24 Incorrect 117 ms 448 KB Output isn't correct
25 Incorrect 336 ms 492 KB Output isn't correct
26 Incorrect 366 ms 492 KB Output isn't correct
27 Execution timed out 1087 ms 492 KB Time limit exceeded
28 Execution timed out 1085 ms 492 KB Time limit exceeded
29 Execution timed out 1089 ms 620 KB Time limit exceeded
30 Execution timed out 1095 ms 620 KB Time limit exceeded
31 Execution timed out 1098 ms 492 KB Time limit exceeded
32 Execution timed out 1095 ms 620 KB Time limit exceeded
33 Execution timed out 1097 ms 620 KB Time limit exceeded
34 Execution timed out 1082 ms 492 KB Time limit exceeded
35 Execution timed out 1097 ms 492 KB Time limit exceeded
36 Execution timed out 1089 ms 620 KB Time limit exceeded
37 Incorrect 1 ms 364 KB Output isn't correct
38 Execution timed out 1097 ms 1900 KB Time limit exceeded
39 Incorrect 2 ms 364 KB Output isn't correct
40 Execution timed out 1093 ms 876 KB Time limit exceeded
41 Incorrect 2 ms 364 KB Output isn't correct
42 Incorrect 347 ms 492 KB Output isn't correct
43 Execution timed out 1097 ms 1900 KB Time limit exceeded
44 Execution timed out 1094 ms 620 KB Time limit exceeded
45 Execution timed out 1098 ms 1900 KB Time limit exceeded
46 Execution timed out 1077 ms 1900 KB Time limit exceeded
47 Execution timed out 1087 ms 1900 KB Time limit exceeded
48 Execution timed out 1091 ms 1900 KB Time limit exceeded
49 Execution timed out 1093 ms 1940 KB Time limit exceeded
50 Execution timed out 1086 ms 1900 KB Time limit exceeded
51 Execution timed out 1075 ms 1900 KB Time limit exceeded
52 Execution timed out 1095 ms 1900 KB Time limit exceeded
53 Execution timed out 1084 ms 1900 KB Time limit exceeded
54 Execution timed out 1090 ms 1900 KB Time limit exceeded
55 Execution timed out 1082 ms 1900 KB Time limit exceeded
56 Execution timed out 1100 ms 1900 KB Time limit exceeded
57 Execution timed out 1087 ms 1772 KB Time limit exceeded
58 Execution timed out 1084 ms 2028 KB Time limit exceeded
59 Execution timed out 1093 ms 1772 KB Time limit exceeded
60 Execution timed out 1097 ms 1900 KB Time limit exceeded
61 Execution timed out 1092 ms 1900 KB Time limit exceeded
62 Execution timed out 1093 ms 1900 KB Time limit exceeded
63 Execution timed out 1091 ms 1900 KB Time limit exceeded
64 Execution timed out 1069 ms 1900 KB Time limit exceeded
65 Execution timed out 1095 ms 1900 KB Time limit exceeded
66 Execution timed out 1081 ms 1900 KB Time limit exceeded
67 Execution timed out 1090 ms 1900 KB Time limit exceeded
68 Execution timed out 1090 ms 1900 KB Time limit exceeded
69 Execution timed out 1078 ms 1772 KB Time limit exceeded
70 Execution timed out 1087 ms 1260 KB Time limit exceeded
71 Execution timed out 1099 ms 1644 KB Time limit exceeded
72 Execution timed out 1091 ms 1644 KB Time limit exceeded
73 Execution timed out 1091 ms 1644 KB Time limit exceeded
74 Execution timed out 1090 ms 1772 KB Time limit exceeded
75 Execution timed out 1096 ms 1772 KB Time limit exceeded
76 Execution timed out 1096 ms 1772 KB Time limit exceeded
77 Execution timed out 1094 ms 1772 KB Time limit exceeded
78 Execution timed out 1091 ms 1772 KB Time limit exceeded
79 Execution timed out 1089 ms 1388 KB Time limit exceeded
80 Execution timed out 1092 ms 1388 KB Time limit exceeded
81 Execution timed out 1091 ms 1388 KB Time limit exceeded
82 Execution timed out 1089 ms 1900 KB Time limit exceeded
83 Execution timed out 1088 ms 1900 KB Time limit exceeded
84 Execution timed out 1091 ms 1260 KB Time limit exceeded
85 Execution timed out 1088 ms 1900 KB Time limit exceeded
86 Execution timed out 1092 ms 1900 KB Time limit exceeded
87 Execution timed out 1074 ms 1900 KB Time limit exceeded
88 Execution timed out 1077 ms 1900 KB Time limit exceeded
89 Execution timed out 1093 ms 1900 KB Time limit exceeded
90 Execution timed out 1088 ms 1644 KB Time limit exceeded
91 Execution timed out 1087 ms 1900 KB Time limit exceeded
92 Execution timed out 1097 ms 1900 KB Time limit exceeded
93 Execution timed out 1043 ms 1900 KB Time limit exceeded
94 Execution timed out 1090 ms 1900 KB Time limit exceeded
95 Execution timed out 1095 ms 1900 KB Time limit exceeded
96 Execution timed out 1093 ms 1900 KB Time limit exceeded
97 Execution timed out 1081 ms 1900 KB Time limit exceeded
98 Execution timed out 1090 ms 1900 KB Time limit exceeded
99 Execution timed out 1086 ms 1900 KB Time limit exceeded
100 Execution timed out 1089 ms 1900 KB Time limit exceeded