# include <stdio.h>
# include <bits/stdc++.h>
#define _USE_MATH_DEFINES_
#define ll long long
#define ld long double
#define Accepted 0
#define pb push_back
#define mp make_pair
#define sz(x) (int)(x.size())
#define every(x) x.begin(),x.end()
#define F first
#define S second
#define For(i,x,y) for (int i = x; i <= y; i ++)
#define FOr(i,x,y) for (int i = x; i >= y; i --)
#define SpeedForce ios_base::sync_with_stdio(0), cin.tie(0)
// ROAD to... Red
using namespace std;
inline bool isvowel (char c) {
c = tolower(c);
if (c == 'a' || c == 'e' || c == 'i' || c == 'y' || c == 'o' || c == 'u') return 1;
return 0;
}
const double eps = 0.000001;
const ld pi = acos(-1);
const int maxn = 1e7 + 9;
const int mod = 1e9 + 7;
const ll MOD = 1e18 + 9;
const ll INF = 1e18 + 123;
const int inf = 2e9 + 11;
const int mxn = 1e6 + 9;
const int N = 6e5 + 123;
const int M = 22;
const int pri = 997;
const int Magic = 2101;
const int dx[] = {-1, 0, 1, 0};
const int dy[] = {0, -1, 0, 1};
short n, m;
short a[3030][3030];
short l[3030][3030];
short r[3030][3030];
short d[3030][3030];
short u[3030][3030];
int main () {
SpeedForce;
cin >> n >> m;
For (i, 1, n) {
For (j, 1, m) {
char c;
cin >> c;
a[i][j] = c - '0';
if (a[i][j] == 0) l[i][j] = j;
else l[i][j] = l[i][j - 1];
}
r[i][m + 1] = m + 1;
FOr(j, m, 1) {
if (a[i][j] == 0) r[i][j] = j;
else r[i][j] = r[i][j + 1];
}
}
For (j, 1, m) {
For (i, 1, n) {
if (a[i][j] == 0) u[i][j] = i;
else u[i][j] = u[i - 1][j];
}
d[n + 1][j] = n + 1;
FOr(i, n, 1) {
if (a[i][j] == 0) d[i][j] = i;
else d[i][j] = d[i + 1][j];
}
}
int ans = 0;
int w = inf, h = inf;
For (i, 1, n) {
For (j, 1, m) {
if (a[i][j] == 1) {
w = min(w, (int)r[i][j] - l[i][j] - 1);
h = min(h, (int)d[i][j] - u[i][j] - 1);
}
}
}
if (w != inf) ans = w * h;
//cout << w << ' ' << h << '\n';
cout << ans;
return Accepted;
}
// Coded By OB
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
896 KB |
Output is correct |
| 3 |
Correct |
56 ms |
50648 KB |
Output is correct |
| 4 |
Correct |
54 ms |
50684 KB |
Output is correct |
| 5 |
Correct |
2 ms |
50684 KB |
Output is correct |
| 6 |
Correct |
2 ms |
50684 KB |
Output is correct |
| 7 |
Correct |
2 ms |
50684 KB |
Output is correct |
| 8 |
Incorrect |
3 ms |
50684 KB |
Output isn't correct |
| 9 |
Incorrect |
3 ms |
50684 KB |
Output isn't correct |
| 10 |
Incorrect |
2 ms |
50684 KB |
Output isn't correct |
| 11 |
Incorrect |
3 ms |
50684 KB |
Output isn't correct |
| 12 |
Incorrect |
2 ms |
50684 KB |
Output isn't correct |
| 13 |
Correct |
2 ms |
50684 KB |
Output is correct |
| 14 |
Correct |
2 ms |
50684 KB |
Output is correct |
| 15 |
Incorrect |
2 ms |
50684 KB |
Output isn't correct |
| 16 |
Correct |
2 ms |
50684 KB |
Output is correct |
| 17 |
Correct |
3 ms |
50684 KB |
Output is correct |
| 18 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 19 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 20 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 21 |
Incorrect |
3 ms |
50684 KB |
Output isn't correct |
| 22 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 23 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 24 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 25 |
Incorrect |
4 ms |
50684 KB |
Output isn't correct |
| 26 |
Correct |
4 ms |
50684 KB |
Output is correct |
| 27 |
Correct |
11 ms |
50684 KB |
Output is correct |
| 28 |
Incorrect |
11 ms |
50684 KB |
Output isn't correct |
| 29 |
Incorrect |
15 ms |
50684 KB |
Output isn't correct |
| 30 |
Incorrect |
16 ms |
50684 KB |
Output isn't correct |
| 31 |
Incorrect |
14 ms |
50684 KB |
Output isn't correct |
| 32 |
Incorrect |
14 ms |
50684 KB |
Output isn't correct |
| 33 |
Incorrect |
19 ms |
50684 KB |
Output isn't correct |
| 34 |
Incorrect |
11 ms |
50684 KB |
Output isn't correct |
| 35 |
Incorrect |
17 ms |
50684 KB |
Output isn't correct |
| 36 |
Correct |
19 ms |
50684 KB |
Output is correct |
| 37 |
Incorrect |
3 ms |
50684 KB |
Output isn't correct |
| 38 |
Correct |
757 ms |
82080 KB |
Output is correct |
| 39 |
Incorrect |
3 ms |
82080 KB |
Output isn't correct |
| 40 |
Incorrect |
71 ms |
82080 KB |
Output isn't correct |
| 41 |
Incorrect |
3 ms |
82080 KB |
Output isn't correct |
| 42 |
Incorrect |
5 ms |
82080 KB |
Output isn't correct |
| 43 |
Correct |
740 ms |
83396 KB |
Output is correct |
| 44 |
Incorrect |
19 ms |
83396 KB |
Output isn't correct |
| 45 |
Incorrect |
740 ms |
83556 KB |
Output isn't correct |
| 46 |
Correct |
749 ms |
83556 KB |
Output is correct |
| 47 |
Incorrect |
733 ms |
83556 KB |
Output isn't correct |
| 48 |
Incorrect |
743 ms |
83556 KB |
Output isn't correct |
| 49 |
Correct |
761 ms |
83672 KB |
Output is correct |
| 50 |
Incorrect |
740 ms |
88464 KB |
Output isn't correct |
| 51 |
Incorrect |
713 ms |
88464 KB |
Output isn't correct |
| 52 |
Incorrect |
719 ms |
88464 KB |
Output isn't correct |
| 53 |
Incorrect |
696 ms |
88464 KB |
Output isn't correct |
| 54 |
Incorrect |
687 ms |
88572 KB |
Output isn't correct |
| 55 |
Incorrect |
691 ms |
90928 KB |
Output isn't correct |
| 56 |
Correct |
729 ms |
97272 KB |
Output is correct |
| 57 |
Incorrect |
700 ms |
100080 KB |
Output isn't correct |
| 58 |
Incorrect |
678 ms |
100144 KB |
Output isn't correct |
| 59 |
Incorrect |
693 ms |
100144 KB |
Output isn't correct |
| 60 |
Correct |
705 ms |
100144 KB |
Output is correct |
| 61 |
Correct |
703 ms |
100144 KB |
Output is correct |
| 62 |
Correct |
750 ms |
100200 KB |
Output is correct |
| 63 |
Correct |
755 ms |
100200 KB |
Output is correct |
| 64 |
Correct |
733 ms |
100200 KB |
Output is correct |
| 65 |
Incorrect |
725 ms |
100200 KB |
Output isn't correct |
| 66 |
Incorrect |
723 ms |
100896 KB |
Output isn't correct |
| 67 |
Incorrect |
705 ms |
106028 KB |
Output isn't correct |
| 68 |
Incorrect |
702 ms |
111620 KB |
Output isn't correct |
| 69 |
Incorrect |
697 ms |
111620 KB |
Output isn't correct |
| 70 |
Incorrect |
452 ms |
111620 KB |
Output isn't correct |
| 71 |
Incorrect |
680 ms |
111620 KB |
Output isn't correct |
| 72 |
Incorrect |
687 ms |
111620 KB |
Output isn't correct |
| 73 |
Incorrect |
686 ms |
111620 KB |
Output isn't correct |
| 74 |
Incorrect |
715 ms |
111620 KB |
Output isn't correct |
| 75 |
Incorrect |
687 ms |
111620 KB |
Output isn't correct |
| 76 |
Incorrect |
694 ms |
111620 KB |
Output isn't correct |
| 77 |
Incorrect |
719 ms |
111620 KB |
Output isn't correct |
| 78 |
Incorrect |
706 ms |
111956 KB |
Output isn't correct |
| 79 |
Incorrect |
676 ms |
117664 KB |
Output isn't correct |
| 80 |
Incorrect |
698 ms |
122164 KB |
Output isn't correct |
| 81 |
Incorrect |
692 ms |
122164 KB |
Output isn't correct |
| 82 |
Incorrect |
695 ms |
122164 KB |
Output isn't correct |
| 83 |
Incorrect |
690 ms |
122164 KB |
Output isn't correct |
| 84 |
Incorrect |
698 ms |
122164 KB |
Output isn't correct |
| 85 |
Incorrect |
738 ms |
122164 KB |
Output isn't correct |
| 86 |
Incorrect |
745 ms |
122164 KB |
Output isn't correct |
| 87 |
Incorrect |
753 ms |
122164 KB |
Output isn't correct |
| 88 |
Incorrect |
755 ms |
122164 KB |
Output isn't correct |
| 89 |
Incorrect |
738 ms |
122164 KB |
Output isn't correct |
| 90 |
Incorrect |
477 ms |
122164 KB |
Output isn't correct |
| 91 |
Incorrect |
737 ms |
129588 KB |
Output isn't correct |
| 92 |
Runtime error |
758 ms |
131904 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 93 |
Runtime error |
765 ms |
131984 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 94 |
Runtime error |
746 ms |
132064 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 95 |
Runtime error |
719 ms |
132064 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 96 |
Runtime error |
714 ms |
132080 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 97 |
Runtime error |
709 ms |
132080 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 98 |
Runtime error |
698 ms |
132080 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 99 |
Runtime error |
748 ms |
132080 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
| 100 |
Runtime error |
739 ms |
132080 KB |
Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience. |
