#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<62);
const int inf=(1<<30);
const int nmax=3e3+50;
const int mod=1e9+7;
using namespace std;
int n,m,i,j,cur,h[nmax][nmax],v[nmax][nmax],x,y,a[nmax][nmax];
char c;
int main()
{
//freopen("sol.in","r",stdin);
//freopen("sol.out","w",stdout);
//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
cin>>n>>m;
for(i=1;i<=n;i++)
{
for(j=1;j<=m;j++)
{
cin>>c;
a[i][j]=(c=='1');
}
}
x=y=inf;
for(i=1;i<=n;i++)
{
for(j=m;j>=1;j--)
{
if(a[i][j])
{
h[i][j]=h[i][j+1]+1;
if(!a[i][j-1])y=min(y,h[i][j]);
}
}
}
for(i=1;i<=m;i++)
{
for(j=n;j>=1;j--)
{
if(a[j][i])
{
v[j][i]=v[j+1][i]+1;
if(!a[j-1][i])x=min(x,v[j][i]);
}
}
}
if(x==inf)rc(0);
cout<<x*y<<endl;
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
380 KB |
Output is correct |
| 2 |
Correct |
2 ms |
504 KB |
Output is correct |
| 3 |
Correct |
29 ms |
30428 KB |
Output is correct |
| 4 |
Correct |
29 ms |
30456 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Incorrect |
2 ms |
504 KB |
Output isn't correct |
| 9 |
Incorrect |
2 ms |
504 KB |
Output isn't correct |
| 10 |
Incorrect |
2 ms |
504 KB |
Output isn't correct |
| 11 |
Incorrect |
2 ms |
504 KB |
Output isn't correct |
| 12 |
Incorrect |
2 ms |
476 KB |
Output isn't correct |
| 13 |
Correct |
2 ms |
504 KB |
Output is correct |
| 14 |
Correct |
2 ms |
504 KB |
Output is correct |
| 15 |
Incorrect |
4 ms |
504 KB |
Output isn't correct |
| 16 |
Correct |
3 ms |
632 KB |
Output is correct |
| 17 |
Correct |
3 ms |
1144 KB |
Output is correct |
| 18 |
Incorrect |
2 ms |
888 KB |
Output isn't correct |
| 19 |
Incorrect |
3 ms |
1272 KB |
Output isn't correct |
| 20 |
Incorrect |
3 ms |
1144 KB |
Output isn't correct |
| 21 |
Incorrect |
2 ms |
632 KB |
Output isn't correct |
| 22 |
Incorrect |
2 ms |
1016 KB |
Output isn't correct |
| 23 |
Incorrect |
3 ms |
1272 KB |
Output isn't correct |
| 24 |
Incorrect |
3 ms |
1144 KB |
Output isn't correct |
| 25 |
Incorrect |
3 ms |
1528 KB |
Output isn't correct |
| 26 |
Correct |
3 ms |
1656 KB |
Output is correct |
| 27 |
Correct |
8 ms |
4856 KB |
Output is correct |
| 28 |
Incorrect |
6 ms |
2424 KB |
Output isn't correct |
| 29 |
Incorrect |
10 ms |
6232 KB |
Output isn't correct |
| 30 |
Incorrect |
10 ms |
5752 KB |
Output isn't correct |
| 31 |
Incorrect |
8 ms |
4344 KB |
Output isn't correct |
| 32 |
Incorrect |
9 ms |
5496 KB |
Output isn't correct |
| 33 |
Incorrect |
12 ms |
7032 KB |
Output isn't correct |
| 34 |
Incorrect |
5 ms |
2680 KB |
Output isn't correct |
| 35 |
Incorrect |
8 ms |
3704 KB |
Output isn't correct |
| 36 |
Correct |
13 ms |
8312 KB |
Output is correct |
| 37 |
Incorrect |
2 ms |
632 KB |
Output isn't correct |
| 38 |
Correct |
378 ms |
95992 KB |
Output is correct |
| 39 |
Incorrect |
2 ms |
632 KB |
Output isn't correct |
| 40 |
Incorrect |
43 ms |
20696 KB |
Output isn't correct |
| 41 |
Incorrect |
2 ms |
636 KB |
Output isn't correct |
| 42 |
Incorrect |
3 ms |
1656 KB |
Output isn't correct |
| 43 |
Correct |
328 ms |
86648 KB |
Output is correct |
| 44 |
Incorrect |
11 ms |
7672 KB |
Output isn't correct |
| 45 |
Incorrect |
314 ms |
85880 KB |
Output isn't correct |
| 46 |
Correct |
321 ms |
96248 KB |
Output is correct |
| 47 |
Incorrect |
314 ms |
86064 KB |
Output isn't correct |
| 48 |
Incorrect |
312 ms |
96124 KB |
Output isn't correct |
| 49 |
Correct |
371 ms |
95940 KB |
Output is correct |
| 50 |
Incorrect |
318 ms |
96152 KB |
Output isn't correct |
| 51 |
Incorrect |
318 ms |
95992 KB |
Output isn't correct |
| 52 |
Incorrect |
316 ms |
95988 KB |
Output isn't correct |
| 53 |
Incorrect |
318 ms |
95308 KB |
Output isn't correct |
| 54 |
Incorrect |
257 ms |
77048 KB |
Output isn't correct |
| 55 |
Incorrect |
253 ms |
72444 KB |
Output isn't correct |
| 56 |
Correct |
381 ms |
96040 KB |
Output is correct |
| 57 |
Incorrect |
255 ms |
65368 KB |
Output isn't correct |
| 58 |
Incorrect |
252 ms |
70392 KB |
Output isn't correct |
| 59 |
Incorrect |
242 ms |
67356 KB |
Output isn't correct |
| 60 |
Correct |
305 ms |
87800 KB |
Output is correct |
| 61 |
Correct |
374 ms |
95996 KB |
Output is correct |
| 62 |
Correct |
372 ms |
95992 KB |
Output is correct |
| 63 |
Correct |
389 ms |
95992 KB |
Output is correct |
| 64 |
Correct |
254 ms |
78840 KB |
Output is correct |
| 65 |
Incorrect |
312 ms |
94856 KB |
Output isn't correct |
| 66 |
Incorrect |
298 ms |
82168 KB |
Output isn't correct |
| 67 |
Incorrect |
321 ms |
96060 KB |
Output isn't correct |
| 68 |
Incorrect |
332 ms |
95992 KB |
Output isn't correct |
| 69 |
Incorrect |
247 ms |
64992 KB |
Output isn't correct |
| 70 |
Incorrect |
127 ms |
38008 KB |
Output isn't correct |
| 71 |
Incorrect |
223 ms |
57928 KB |
Output isn't correct |
| 72 |
Incorrect |
238 ms |
63608 KB |
Output isn't correct |
| 73 |
Incorrect |
241 ms |
64376 KB |
Output isn't correct |
| 74 |
Incorrect |
241 ms |
65600 KB |
Output isn't correct |
| 75 |
Incorrect |
243 ms |
67192 KB |
Output isn't correct |
| 76 |
Incorrect |
249 ms |
68600 KB |
Output isn't correct |
| 77 |
Incorrect |
251 ms |
69112 KB |
Output isn't correct |
| 78 |
Incorrect |
253 ms |
69240 KB |
Output isn't correct |
| 79 |
Incorrect |
177 ms |
41720 KB |
Output isn't correct |
| 80 |
Incorrect |
175 ms |
42620 KB |
Output isn't correct |
| 81 |
Incorrect |
181 ms |
43152 KB |
Output isn't correct |
| 82 |
Incorrect |
257 ms |
70648 KB |
Output isn't correct |
| 83 |
Incorrect |
256 ms |
71672 KB |
Output isn't correct |
| 84 |
Incorrect |
172 ms |
36600 KB |
Output isn't correct |
| 85 |
Incorrect |
257 ms |
70648 KB |
Output isn't correct |
| 86 |
Incorrect |
357 ms |
93856 KB |
Output isn't correct |
| 87 |
Incorrect |
249 ms |
69460 KB |
Output isn't correct |
| 88 |
Incorrect |
288 ms |
70636 KB |
Output isn't correct |
| 89 |
Incorrect |
289 ms |
79464 KB |
Output isn't correct |
| 90 |
Incorrect |
152 ms |
52176 KB |
Output isn't correct |
| 91 |
Incorrect |
265 ms |
74076 KB |
Output isn't correct |
| 92 |
Incorrect |
286 ms |
79992 KB |
Output isn't correct |
| 93 |
Incorrect |
349 ms |
93148 KB |
Output isn't correct |
| 94 |
Incorrect |
291 ms |
80052 KB |
Output isn't correct |
| 95 |
Incorrect |
255 ms |
72056 KB |
Output isn't correct |
| 96 |
Incorrect |
257 ms |
71408 KB |
Output isn't correct |
| 97 |
Incorrect |
358 ms |
93500 KB |
Output isn't correct |
| 98 |
Incorrect |
258 ms |
71544 KB |
Output isn't correct |
| 99 |
Incorrect |
284 ms |
79352 KB |
Output isn't correct |
| 100 |
Incorrect |
348 ms |
92644 KB |
Output isn't correct |
