| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 386465 |
2021-04-06T15:52:01 Z |
vanic |
Bomb (IZhO17_bomb) |
C++14 |
|
1000 ms |
1388 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>
#include <cassert>
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];
}
}
bool ne;
for(int i=0; i<n; i++){
for(int j=0; j<m; j++){
if(a[i][j]){
ne=0;
for(int k=i; k<i+x; k++){
for(int l=j; l<j+y; l++){
if(k>=n || l>=m || !a[k][l]){
ne=1;
break;
}
if(ne){
break;
}
}
}
if(!ne){
for(int k=i; k<i+x; k++){
for(int l=j; l<j+y; l++){
b[k][l]=0;
}
}
}
}
}
}
for(int i=0; i<n; i++){
for(int j=0; j<m; j++){
if(b[i][j]){
return 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 br=0;
int mr=1e9, mc=1e9;
for(int i=0; i<n; i++){
for(int j=0; j<m; j++){
if(a[i][j]){
br++;
}
else if(br){
mr=min(mr, br);
br=0;
}
}
if(br){
mr=min(mr, br);
br=0;
}
}
for(int j=0; j<m; j++){
for(int i=0; i<n; i++){
if(a[i][j]){
br++;
}
else if(br){
mc=min(mc, br);
br=0;
}
}
if(br){
mc=min(mc, br);
br=0;
}
}
assert(mr!=1e9);
if(n>100 || m>100){
cout << mr*mc << '\n';
return 0;
}
int maksi=0;
for(int i=mc; i>0; i--){
for(int j=mr; j>0; j--){
if(provjeri(i, j)){
maksi=max(maksi, i*j);
}
}
}
cout << maksi << '\n';
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
2 ms |
1132 KB |
Output is correct |
| 4 |
Correct |
1 ms |
1132 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
2 ms |
364 KB |
Output is correct |
| 18 |
Correct |
10 ms |
364 KB |
Output is correct |
| 19 |
Correct |
36 ms |
364 KB |
Output is correct |
| 20 |
Correct |
41 ms |
492 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 KB |
Output is correct |
| 22 |
Correct |
2 ms |
364 KB |
Output is correct |
| 23 |
Correct |
263 ms |
456 KB |
Output is correct |
| 24 |
Correct |
43 ms |
364 KB |
Output is correct |
| 25 |
Correct |
910 ms |
492 KB |
Output is correct |
| 26 |
Correct |
154 ms |
492 KB |
Output is correct |
| 27 |
Correct |
2 ms |
492 KB |
Output is correct |
| 28 |
Incorrect |
2 ms |
364 KB |
Output isn't correct |
| 29 |
Incorrect |
2 ms |
492 KB |
Output isn't correct |
| 30 |
Incorrect |
2 ms |
492 KB |
Output isn't correct |
| 31 |
Incorrect |
2 ms |
364 KB |
Output isn't correct |
| 32 |
Incorrect |
2 ms |
492 KB |
Output isn't correct |
| 33 |
Incorrect |
2 ms |
492 KB |
Output isn't correct |
| 34 |
Incorrect |
2 ms |
364 KB |
Output isn't correct |
| 35 |
Incorrect |
2 ms |
364 KB |
Output isn't correct |
| 36 |
Correct |
2 ms |
492 KB |
Output is correct |
| 37 |
Correct |
1 ms |
364 KB |
Output is correct |
| 38 |
Correct |
37 ms |
1132 KB |
Output is correct |
| 39 |
Correct |
2 ms |
364 KB |
Output is correct |
| 40 |
Incorrect |
5 ms |
620 KB |
Output isn't correct |
| 41 |
Correct |
2 ms |
364 KB |
Output is correct |
| 42 |
Execution timed out |
1078 ms |
364 KB |
Time limit exceeded |
| 43 |
Correct |
35 ms |
1132 KB |
Output is correct |
| 44 |
Incorrect |
2 ms |
492 KB |
Output isn't correct |
| 45 |
Incorrect |
34 ms |
1132 KB |
Output isn't correct |
| 46 |
Correct |
35 ms |
1132 KB |
Output is correct |
| 47 |
Incorrect |
34 ms |
1132 KB |
Output isn't correct |
| 48 |
Incorrect |
33 ms |
1132 KB |
Output isn't correct |
| 49 |
Correct |
37 ms |
1132 KB |
Output is correct |
| 50 |
Incorrect |
33 ms |
1132 KB |
Output isn't correct |
| 51 |
Incorrect |
35 ms |
1260 KB |
Output isn't correct |
| 52 |
Incorrect |
41 ms |
1132 KB |
Output isn't correct |
| 53 |
Incorrect |
38 ms |
1132 KB |
Output isn't correct |
| 54 |
Incorrect |
31 ms |
1132 KB |
Output isn't correct |
| 55 |
Incorrect |
37 ms |
1132 KB |
Output isn't correct |
| 56 |
Correct |
37 ms |
1132 KB |
Output is correct |
| 57 |
Incorrect |
31 ms |
1004 KB |
Output isn't correct |
| 58 |
Incorrect |
31 ms |
1132 KB |
Output isn't correct |
| 59 |
Incorrect |
31 ms |
1004 KB |
Output isn't correct |
| 60 |
Correct |
33 ms |
1132 KB |
Output is correct |
| 61 |
Correct |
37 ms |
1132 KB |
Output is correct |
| 62 |
Correct |
37 ms |
1132 KB |
Output is correct |
| 63 |
Correct |
37 ms |
1260 KB |
Output is correct |
| 64 |
Correct |
30 ms |
1132 KB |
Output is correct |
| 65 |
Incorrect |
38 ms |
1132 KB |
Output isn't correct |
| 66 |
Incorrect |
34 ms |
1132 KB |
Output isn't correct |
| 67 |
Incorrect |
34 ms |
1132 KB |
Output isn't correct |
| 68 |
Incorrect |
35 ms |
1132 KB |
Output isn't correct |
| 69 |
Incorrect |
31 ms |
1004 KB |
Output isn't correct |
| 70 |
Incorrect |
22 ms |
620 KB |
Output isn't correct |
| 71 |
Incorrect |
29 ms |
876 KB |
Output isn't correct |
| 72 |
Incorrect |
31 ms |
876 KB |
Output isn't correct |
| 73 |
Incorrect |
31 ms |
876 KB |
Output isn't correct |
| 74 |
Incorrect |
33 ms |
1132 KB |
Output isn't correct |
| 75 |
Incorrect |
31 ms |
1004 KB |
Output isn't correct |
| 76 |
Incorrect |
31 ms |
1004 KB |
Output isn't correct |
| 77 |
Incorrect |
32 ms |
1004 KB |
Output isn't correct |
| 78 |
Incorrect |
32 ms |
1004 KB |
Output isn't correct |
| 79 |
Incorrect |
37 ms |
492 KB |
Output isn't correct |
| 80 |
Incorrect |
38 ms |
620 KB |
Output isn't correct |
| 81 |
Incorrect |
28 ms |
620 KB |
Output isn't correct |
| 82 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 83 |
Incorrect |
33 ms |
1388 KB |
Output isn't correct |
| 84 |
Incorrect |
29 ms |
364 KB |
Output isn't correct |
| 85 |
Incorrect |
31 ms |
1132 KB |
Output isn't correct |
| 86 |
Incorrect |
36 ms |
1132 KB |
Output isn't correct |
| 87 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 88 |
Incorrect |
32 ms |
1004 KB |
Output isn't correct |
| 89 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 90 |
Incorrect |
21 ms |
1004 KB |
Output isn't correct |
| 91 |
Incorrect |
31 ms |
1132 KB |
Output isn't correct |
| 92 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 93 |
Incorrect |
36 ms |
1132 KB |
Output isn't correct |
| 94 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 95 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 96 |
Incorrect |
32 ms |
1132 KB |
Output isn't correct |
| 97 |
Incorrect |
36 ms |
1132 KB |
Output isn't correct |
| 98 |
Incorrect |
31 ms |
1132 KB |
Output isn't correct |
| 99 |
Incorrect |
33 ms |
1132 KB |
Output isn't correct |
| 100 |
Incorrect |
36 ms |
1132 KB |
Output isn't correct |
