#pragma GCC optimize("Ofast,unroll-loops")
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define sp << ' ' <<
#define nl << '\n'
const int sz = 500*500;
signed main(){
cin.tie(0)->sync_with_stdio(0);
int r, c, m; cin >> r >> c >> m;
char inp;
bitset<sz> a, b, x, y, g;
for(int i=0; i<r; ++i){
for(int j=0; j<c; ++j){
cin >> inp;
g[i*c+j] = b[i*c+j] = (inp == '.');
x[i*c+j] = j!=0;
y[i*c+j] = j!=c-1;
}
}
string s; cin >> s;
for(int k=0; k<m; ++k){
a = b;
b = bitset<sz>(0);
if(s[k] == 'S' or s[k] == '?') b |= (a << c);
if(s[k] == 'N' or s[k] == '?') b |= (a >> c);
if(s[k] == 'E' or s[k] == '?') b |= (a << 1) & x;
if(s[k] == 'W' or s[k] == '?') b |= (a >> 1) & y;
b = b & g;
}
int res = 0;
for(int i=0; i<r; ++i)
for(int j=0; j<c; ++j)
res += b[i*c+j];
cout << res;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
460 KB |
Output is correct |
| 2 |
Correct |
2 ms |
460 KB |
Output is correct |
| 3 |
Correct |
3 ms |
460 KB |
Output is correct |
| 4 |
Correct |
3 ms |
460 KB |
Output is correct |
| 5 |
Correct |
2 ms |
460 KB |
Output is correct |
| 6 |
Correct |
2 ms |
460 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
460 KB |
Output is correct |
| 2 |
Correct |
2 ms |
460 KB |
Output is correct |
| 3 |
Correct |
3 ms |
460 KB |
Output is correct |
| 4 |
Correct |
3 ms |
460 KB |
Output is correct |
| 5 |
Correct |
2 ms |
460 KB |
Output is correct |
| 6 |
Correct |
2 ms |
460 KB |
Output is correct |
| 7 |
Correct |
3 ms |
460 KB |
Output is correct |
| 8 |
Correct |
3 ms |
460 KB |
Output is correct |
| 9 |
Correct |
3 ms |
460 KB |
Output is correct |
| 10 |
Correct |
3 ms |
460 KB |
Output is correct |
| 11 |
Correct |
3 ms |
460 KB |
Output is correct |
| 12 |
Correct |
4 ms |
460 KB |
Output is correct |
| 13 |
Correct |
4 ms |
460 KB |
Output is correct |
| 14 |
Correct |
5 ms |
460 KB |
Output is correct |
| 15 |
Correct |
4 ms |
460 KB |
Output is correct |
| 16 |
Correct |
4 ms |
528 KB |
Output is correct |
| 17 |
Correct |
5 ms |
460 KB |
Output is correct |
| 18 |
Correct |
5 ms |
460 KB |
Output is correct |
| 19 |
Correct |
5 ms |
460 KB |
Output is correct |
| 20 |
Correct |
5 ms |
460 KB |
Output is correct |
| 21 |
Correct |
5 ms |
472 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
460 KB |
Output is correct |
| 2 |
Correct |
2 ms |
460 KB |
Output is correct |
| 3 |
Correct |
3 ms |
460 KB |
Output is correct |
| 4 |
Correct |
3 ms |
460 KB |
Output is correct |
| 5 |
Correct |
2 ms |
460 KB |
Output is correct |
| 6 |
Correct |
2 ms |
460 KB |
Output is correct |
| 7 |
Correct |
3 ms |
460 KB |
Output is correct |
| 8 |
Correct |
3 ms |
460 KB |
Output is correct |
| 9 |
Correct |
3 ms |
460 KB |
Output is correct |
| 10 |
Correct |
3 ms |
460 KB |
Output is correct |
| 11 |
Correct |
3 ms |
460 KB |
Output is correct |
| 12 |
Correct |
4 ms |
460 KB |
Output is correct |
| 13 |
Correct |
4 ms |
460 KB |
Output is correct |
| 14 |
Correct |
5 ms |
460 KB |
Output is correct |
| 15 |
Correct |
4 ms |
460 KB |
Output is correct |
| 16 |
Correct |
4 ms |
528 KB |
Output is correct |
| 17 |
Correct |
5 ms |
460 KB |
Output is correct |
| 18 |
Correct |
5 ms |
460 KB |
Output is correct |
| 19 |
Correct |
5 ms |
460 KB |
Output is correct |
| 20 |
Correct |
5 ms |
460 KB |
Output is correct |
| 21 |
Correct |
5 ms |
472 KB |
Output is correct |
| 22 |
Correct |
115 ms |
516 KB |
Output is correct |
| 23 |
Correct |
122 ms |
512 KB |
Output is correct |
| 24 |
Correct |
116 ms |
516 KB |
Output is correct |
| 25 |
Correct |
114 ms |
460 KB |
Output is correct |
| 26 |
Correct |
112 ms |
460 KB |
Output is correct |
| 27 |
Correct |
158 ms |
512 KB |
Output is correct |
| 28 |
Correct |
161 ms |
516 KB |
Output is correct |
| 29 |
Correct |
161 ms |
512 KB |
Output is correct |
| 30 |
Correct |
160 ms |
516 KB |
Output is correct |
| 31 |
Correct |
157 ms |
460 KB |
Output is correct |
| 32 |
Correct |
204 ms |
516 KB |
Output is correct |
| 33 |
Correct |
198 ms |
512 KB |
Output is correct |
| 34 |
Correct |
210 ms |
516 KB |
Output is correct |
| 35 |
Correct |
197 ms |
520 KB |
Output is correct |
| 36 |
Correct |
193 ms |
460 KB |
Output is correct |
