답안 #944029

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
944029	2024-03-12T07:14:37 Z	pcc	Nautilus (BOI19_nautilus)	C++17	100 / 100	139 ms	856 KB

nautilus

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pll pair<ll,ll>
#define pii pair<int,int>
#define fs first
#define sc second
#define tlll tuple<ll,ll,ll>


const int mxn = 505;
bitset<mxn> dp[2][mxn];
bitset<mxn> mask[mxn];
int N,M,L;
string s;

int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin>>N>>M>>L;
	for(int i = 0;i<N;i++){
		string ss;
		cin>>ss;
		for(int j = 0;j<M;j++){
			mask[i][j] = (ss[j] == '#'?0:1);
		}
		dp[0][i] = mask[i];
	}
	cin>>s;
	bool roll = 0;
	for(auto it = s.begin();it != s.end();it++){
		roll ^= 1;
		for(int i = 0;i<N;i++)dp[roll][i].reset();
		if(*it == 'W'||*it == '?'){
			for(int i = 0;i<N;i++){
				dp[roll][i] |= (dp[roll^1][i]>>1);
			}
		}
		if(*it == 'E'||*it == '?'){
			for(int i = 0;i<N;i++){
				dp[roll][i] |= (dp[roll^1][i]<<1);
			}
		}
		if(*it == 'N'||*it == '?'){
			for(int i = 0;i+1<N;i++){
				dp[roll][i] |= dp[roll^1][i+1];
			}
		}
		if(*it == 'S'||*it == '?'){
			for(int i = 1;i<N;i++){
				dp[roll][i] |= dp[roll^1][i-1];
			}
		}
		for(int i = 0;i<N;i++)dp[roll][i] &= mask[i];
		/*
		for(int i = 0;i<N;i++){
			for(int j = 0;j<M;j++)cout<<(dp[roll][i][j]?1:0);cout<<endl;
		}cout<<endl;

	   */
	}
	int ans = 0;
	for(int i = 0;i<N;i++){
		for(int j = 0;j<M;j++)ans += (dp[roll][i][j]?1:0);
	}
	cout<<ans;
}

Subtask #1

29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	344 KB	Output is correct

Subtask #2

37.0 / 37.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	344 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	344 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	344 KB	Output is correct

Subtask #3

34.0 / 34.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	344 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	344 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	344 KB	Output is correct
22	Correct	68 ms	600 KB	Output is correct
23	Correct	68 ms	600 KB	Output is correct
24	Correct	71 ms	604 KB	Output is correct
25	Correct	78 ms	576 KB	Output is correct
26	Correct	79 ms	800 KB	Output is correct
27	Correct	99 ms	804 KB	Output is correct
28	Correct	100 ms	808 KB	Output is correct
29	Correct	100 ms	804 KB	Output is correct
30	Correct	100 ms	604 KB	Output is correct
31	Correct	101 ms	804 KB	Output is correct
32	Correct	125 ms	800 KB	Output is correct
33	Correct	126 ms	804 KB	Output is correct
34	Correct	128 ms	856 KB	Output is correct
35	Correct	139 ms	604 KB	Output is correct
36	Correct	125 ms	804 KB	Output is correct