제출 #1206996

#제출 시각아이디문제언어결과실행 시간메모리
1206996dksnfjkfnwkfwNautilus (BOI19_nautilus)C++20
100 / 100
169 ms158028 KiB
#include <bits/stdc++.h> using namespace std; #define sonic ios_base::sync_with_stdio(false);cin.tie(0); cout.tie(0) #define IO(main) if(fopen(main".inp","r")){freopen(main".inp","r",stdin);freopen(main".out","w",stdout);} #define pb push_back #define fi first #define se second #define mp make_pair #define ins insert #define pb push_back #define el cout << endl #define SZ(x) ((int)(x).size()) #define ALL(x) (x).begin(), (x).end() #define MASK(i) ((1LL)<<(i)) #define BIT(x,i) (((x)>>(i))&(1LL)) #define FOR(i, a, b) for(int (i)=(a);(i)<=(b); i++) #define FORD(i, a, b) for(int (i)=(a);(i)>=(b); i--) using ll = long long; using ull = unsigned long long; using ld = long double; using pii = pair<int, int>; using pll = pair<ll, ll>; using vi = vector<int>; using vii = vector<pii>; const int N = 504; const int mod = 1e9 + 7; const ll INF = 1e18 + 7; const int base = 31; const int LOG = 20; const ll MOD = 1e9 + 7; int mul(int x, int y) {return 1LL * x * y % mod;} int calPw(int x, int y) { int ans = 1; while(y) { if (y&1) ans = 1LL * ans * x % mod; x = 1LL * x * x % mod; y >>= 1; } return ans; } int d4x[4] = {1, 0, -1, 0}; int d4y[4] = {0, 1, 0, -1}; int dx[8] = {0, 1, 1, 1, 0, -1, -1, -1}; int dy[8] = {1, 1, 0, -1, -1, -1, 0, 1}; ///Author: Le Chi Thien Luong The Vinh high school 2008 ///code template<class X, class Y> bool minimize(X &x , Y y){ if(x > y){ x = y; return true; } return false; } template<class X, class Y> bool maximize(X &x , Y y){ if(x < y){ x = y; return true; } return false; } template<class X, class Y> bool add(X &x , Y y){ if((x + y ) >= mod){ ll tmp = x + y; x = tmp - mod; return true; } return false; } void Solve(){ } int n, m, q; string s; bitset<N>dp[5005][503]; bitset<N>a[5005]; void Read(){ cin >> n >> m >> q; FOR(i, 1, n){ FOR(j, 1, m){ char c; cin >> c; if(c == '#')a[i][j] = 0; else a[i][j] = 1; dp[0][i][j] = a[i][j]; } } cin >> s; s = ' ' + s; FOR(i, 1, q){ if(s[i] == 'N' || s[i] == '?')FOR(j, 1, n)dp[i][j] |= dp[i - 1][j + 1]; if(s[i] == 'S' || s[i] == '?')FOR(j, 1, n)dp[i][j] |= dp[i - 1][j - 1]; if(s[i] == 'E' || s[i] == '?')FOR(j, 1, n)dp[i][j] |= (dp[i - 1][j] << 1); if(s[i] == 'W' || s[i] == '?')FOR(j, 1, n)dp[i][j] |= (dp[i - 1][j] >> 1); FOR(j, 1, n)dp[i][j] &= (a[j]); } int ans = 0; FOR(i, 1, n){ FOR(j, 1, m){ ans += (dp[q][i][j] == 1) ; } } cout << ans; } int main() { sonic; int TEST = 1; // cin >> TEST; while(TEST--) { Read(); Solve(); } }
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