#pragma GCC optimize ("O3")
#pragma GCC optimize ("unroll-loops")
#include "bits/stdc++.h"
using namespace std;
#define pb push_back
#define F first
#define S second
#define f(i,a,b) for(int i = a; i < b; i++)
#define endl '\n'
using ll = long long;
using db = long double;
using ii = pair<int, int>;
const int N = 1e5 + 5, LG = 19, MOD = 1e9 + 7;
const int SQ =320;
const long double EPS = 1e-7;
char g[2005][2005];
int a[2005][2005];
int n, m;
int32_t main(){
#ifdef ONLINE_JUDGE
ios_base::sync_with_stdio(0);
cin.tie(0);
#endif
cin >> n >> m;
f(i,0,n)
f(j,0,m)
cin >> g[i][j];
for(int i = n - 1; i >= 0; --i){
f(j,0,m){
if(g[i][j] == '.')a[i][j] = a[i+1][j] + 1;
}
}
ll sum = 0;
f(i,0,n){
stack<int> stk;
f(j,0,m){
int mn = INT_MAX;
f(k,j,m){
mn = min(mn, a[i][k]);
if(!mn)break;
sum += mn * (mn + 1) / 2 * (k-j+1);
}
}
}
cout << sum << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
14 ms |
2524 KB |
Output is correct |
2 |
Correct |
17 ms |
2608 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
11 ms |
2684 KB |
Output is correct |
2 |
Correct |
17 ms |
2552 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
43 ms |
2592 KB |
Output is correct |
2 |
Correct |
18 ms |
2544 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
128 ms |
9688 KB |
Output is correct |
2 |
Correct |
349 ms |
17460 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
294 ms |
14984 KB |
Output is correct |
2 |
Correct |
533 ms |
23004 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
492 ms |
10260 KB |
Output is correct |
2 |
Correct |
385 ms |
18836 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
43 ms |
12536 KB |
Output is correct |
2 |
Execution timed out |
1059 ms |
20376 KB |
Time limit exceeded |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
1029 ms |
21576 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |