#include <bits/stdc++.h>
char str[505][505], qry[5005];
std::bitset<505> dp[505][2], arr[505];
int main() {
int r, c, m, ans = 0; assert(3==scanf("%d %d %d", &r, &c, &m));
for (int i = 1; i <= r && 1==scanf("%s", str[i]+1); i++) for (int j = 1; j <= c; j++) if (str[i][j] == '.') dp[i][0][j] = arr[i][j] = 1;
assert(1==scanf("%s", qry+1));
for (int i = 1; i <= m; i++) for (int j = 1; j <= r; j++)
if (qry[i] != '?') dp[j][(i&1)]=(qry[i]=='N'||qry[i]=='S') ? (dp[j+1*(qry[i]=='N'?1:-1)][(i&1)^1] & arr[j]) : ((qry[i]=='E') ? ((dp[j][(i&1)^1]<<1) & arr[j]) : ((dp[j][(i&1)^1]>>1) & arr[j]));
else dp[j][(i&1)] = (dp[j+1][(i&1)^1] | dp[j-1][(i&1)^1] | (dp[j][(i&1)^1] >> 1) | (dp[j][(i&1)^1] << 1)) & arr[j];
for (int i = 1; i <= r; i++) ans += dp[i][m&1].count();
return !printf("%d\n", ans);
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 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 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
3 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
3 ms |
376 KB |
Output is correct |
| 12 |
Correct |
3 ms |
376 KB |
Output is correct |
| 13 |
Correct |
3 ms |
376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
376 KB |
Output is correct |
| 15 |
Correct |
3 ms |
376 KB |
Output is correct |
| 16 |
Correct |
3 ms |
380 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
3 ms |
376 KB |
Output is correct |
| 19 |
Correct |
3 ms |
376 KB |
Output is correct |
| 20 |
Correct |
3 ms |
376 KB |
Output is correct |
| 21 |
Correct |
3 ms |
376 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 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 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
3 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
3 ms |
376 KB |
Output is correct |
| 12 |
Correct |
3 ms |
376 KB |
Output is correct |
| 13 |
Correct |
3 ms |
376 KB |
Output is correct |
| 14 |
Correct |
3 ms |
376 KB |
Output is correct |
| 15 |
Correct |
3 ms |
376 KB |
Output is correct |
| 16 |
Correct |
3 ms |
380 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
3 ms |
376 KB |
Output is correct |
| 19 |
Correct |
3 ms |
376 KB |
Output is correct |
| 20 |
Correct |
3 ms |
376 KB |
Output is correct |
| 21 |
Correct |
3 ms |
376 KB |
Output is correct |
| 22 |
Correct |
100 ms |
760 KB |
Output is correct |
| 23 |
Correct |
104 ms |
804 KB |
Output is correct |
| 24 |
Correct |
97 ms |
632 KB |
Output is correct |
| 25 |
Correct |
98 ms |
704 KB |
Output is correct |
| 26 |
Correct |
95 ms |
632 KB |
Output is correct |
| 27 |
Correct |
158 ms |
632 KB |
Output is correct |
| 28 |
Correct |
161 ms |
712 KB |
Output is correct |
| 29 |
Correct |
161 ms |
632 KB |
Output is correct |
| 30 |
Correct |
161 ms |
744 KB |
Output is correct |
| 31 |
Correct |
157 ms |
684 KB |
Output is correct |
| 32 |
Correct |
207 ms |
740 KB |
Output is correct |
| 33 |
Correct |
207 ms |
632 KB |
Output is correct |
| 34 |
Correct |
207 ms |
740 KB |
Output is correct |
| 35 |
Correct |
208 ms |
632 KB |
Output is correct |
| 36 |
Correct |
209 ms |
632 KB |
Output is correct |
