#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define freo(task) if(fopen(task".inp", "r")){ freopen(task".inp", "r", stdin); freopen(task".out", "w", stdout); }
#define FOR(i, a, b) for(int i=(a),_b = (b); i<=_b; i++)
#define FORD(i, a, b) for(int i=(a),_b = (b); i>=_b; i--)
#define bit(x, i) ((x >> i) & 1)
#define oo 1e18
#define pii pair<int, int>
#define debug cout<<"VUDEPTRAI\n";
using namespace std;
// mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
// ll rand(ll l, ll r) { assert(l <= r); return uniform_int_distribution<ll>(l, r)(rd); }
const int N = 5e3 + 5;
int r, c, m, ans = 0;
char a[505][505];
string s;
bitset<505> dp[N][505], mask[505];
void solve(){
cin>>r>>c>>m;
FOR(i, 1, r)
FOR(j, 1, c)
cin>>a[i][j];
cin>>s;
s = ' ' + s;
FOR(i, 1, r)
FOR(j, 1, c)
if(a[i][j] == '.') dp[0][i].set(j), mask[i].set(j);
FOR(i, 1, m)
FOR(row, 1, r){
if(s[i] == '?' || s[i] == 'N') dp[i][row] |= dp[i - 1][row + 1];
if(s[i] == '?' || s[i] == 'S') dp[i][row] |= dp[i - 1][row - 1];
if(s[i] == '?' || s[i] == 'E') dp[i][row] |= (dp[i - 1][row] << 1);
if(s[i] == '?' || s[i] == 'W') dp[i][row] |= (dp[i - 1][row] >> 1);
dp[i][row] &= mask[row];
}
FOR(row, 1, r) ans += dp[m][row].count();
cout<<ans;
}
int32_t main(){
ios::sync_with_stdio(false);
cin.tie(nullptr); cout.tie(nullptr);
// freo("");
int nTest = 1;
// cin>>nTest;
while(nTest --) solve();
// cerr << "\nTime: " << 1.0 * clock() / CLOCKS_PER_SEC << "s\n";
return 0;
}
/*
*/
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 2 |
Correct |
1 ms |
4680 KB |
Output is correct |
| 3 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 4 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 5 |
Correct |
1 ms |
4604 KB |
Output is correct |
| 6 |
Correct |
1 ms |
4600 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 2 |
Correct |
1 ms |
4680 KB |
Output is correct |
| 3 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 4 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 5 |
Correct |
1 ms |
4604 KB |
Output is correct |
| 6 |
Correct |
1 ms |
4600 KB |
Output is correct |
| 7 |
Correct |
2 ms |
4600 KB |
Output is correct |
| 8 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 9 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 10 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 11 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 12 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 13 |
Correct |
1 ms |
4688 KB |
Output is correct |
| 14 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 15 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 16 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 17 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 18 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 19 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 20 |
Correct |
2 ms |
4672 KB |
Output is correct |
| 21 |
Correct |
2 ms |
4432 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 2 |
Correct |
1 ms |
4680 KB |
Output is correct |
| 3 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 4 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 5 |
Correct |
1 ms |
4604 KB |
Output is correct |
| 6 |
Correct |
1 ms |
4600 KB |
Output is correct |
| 7 |
Correct |
2 ms |
4600 KB |
Output is correct |
| 8 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 9 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 10 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 11 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 12 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 13 |
Correct |
1 ms |
4688 KB |
Output is correct |
| 14 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 15 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 16 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 17 |
Correct |
1 ms |
4432 KB |
Output is correct |
| 18 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 19 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 20 |
Correct |
2 ms |
4672 KB |
Output is correct |
| 21 |
Correct |
2 ms |
4432 KB |
Output is correct |
| 22 |
Correct |
76 ms |
158792 KB |
Output is correct |
| 23 |
Correct |
83 ms |
158792 KB |
Output is correct |
| 24 |
Correct |
79 ms |
158792 KB |
Output is correct |
| 25 |
Correct |
82 ms |
158888 KB |
Output is correct |
| 26 |
Correct |
86 ms |
158792 KB |
Output is correct |
| 27 |
Correct |
110 ms |
158792 KB |
Output is correct |
| 28 |
Correct |
108 ms |
158672 KB |
Output is correct |
| 29 |
Correct |
116 ms |
158716 KB |
Output is correct |
| 30 |
Correct |
121 ms |
158792 KB |
Output is correct |
| 31 |
Correct |
116 ms |
158804 KB |
Output is correct |
| 32 |
Correct |
128 ms |
158664 KB |
Output is correct |
| 33 |
Correct |
127 ms |
158868 KB |
Output is correct |
| 34 |
Correct |
126 ms |
158804 KB |
Output is correct |
| 35 |
Correct |
138 ms |
158792 KB |
Output is correct |
| 36 |
Correct |
144 ms |
158792 KB |
Output is correct |
