답안 #165074

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
165074 2019-11-25T04:15:12 Z Berted Dango Maker (JOI18_dango_maker) C++14
33 / 100
2000 ms 15188 KB
#include <iostream>
#include <queue>
#include <vector>
#define pii pair<int,int>
#define fst first
#define snd second
using namespace std;
int n,m,to=0,dp[3001][4]={};string mp[3001]={};
bool bt[3001][3001][2]={},actv[3001][2]={};
queue<pii> q;
inline bool ck(int y,int x,int dr)
{
	if (y>=0 && y<n-(dr?2:0) && x>=0 && x<m-((!dr)?2:0))
	{
		return mp[y][x] == 'R' && mp[y+dr][x+(!dr)] == 'G' && mp[y+2*dr][x+2*(!dr)] == 'W';
	} 
	else {return 0;}
}
int main()
{
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin>>n>>m;
	for (int i=0;i<n;i++) {cin>>mp[i];}
	for (int i=0;i<n;i++)
	{
		for (int j=0;j<m;j++)
		{
			if (ck(i,j,0) && !bt[i][j][0])
			{
				for (int i=0;i<=n;i++)
				{
					actv[i][0] = actv[i][1] = 0;
					dp[i][0] = dp[i][1] = dp[i][2] = dp[i][3] = 0;
				}
				int to1 = 0,to2 = 0;
				q.emplace(i,j);
				while (!q.empty())
				{
					pii dt = q.front();q.pop();
					for (int i=0;i<3;i++)
					{
						if (!bt[dt.fst][dt.snd][0])
						{
							bt[dt.fst][dt.snd][0] = 1;
							actv[dt.fst][0] = 1;
							//cout<<dt.fst<<","<<dt.snd<<" 0 activated\n";
							to1++;
							for (int i=0;i<3;i++)
							{
								if (ck(dt.fst-i,dt.snd+i,1))
								{
									if (!bt[dt.fst-i][dt.snd+i][1])
									{
										to2 ++;
										bt[dt.fst-i][dt.snd+i][1] = 1;
										//cout<<dt.fst-i<<","<<dt.snd+i<<" 1 activated\n";
										actv[dt.fst-i][1] = 1;
										for (int j=0;j<3;j++)
										{
											if (j==i) {continue;}
											if (ck(dt.fst-i+j,dt.snd+i-j,0))
											{
												q.emplace(dt.fst-i+j,dt.snd+i-j);
											}
										}
									}
									
								}
							}
						}
					}
				}
				for (int i=1;i<=n;i++)
				{
					dp[i][0] = max(dp[i-1][0],dp[i-1][1]);
					dp[i][1] = dp[i-1][2];
					dp[i][2] = dp[i-1][3];
					if (actv[i-1][1])
					{
						dp[i][3] = max(dp[i][0],max(dp[i][2],dp[i][1])) + 1;
					}
					if (actv[i-1][0])
					{
						dp[i][0]++;
					}
					//cout<<i<<" 0 -> "<<dp[i][0]<<"\n";
					//cout<<i<<" 1 -> "<<dp[i][1]<<"\n";
					//cout<<i<<" 2 -> "<<dp[i][2]<<"\n";
					//cout<<i<<" 3 -> "<<dp[i][3]<<"\n";
				}
				to+=max(dp[n][0],max(dp[n][1],max(dp[n][3],dp[n][2])));
				j+=2;
			}
		}
	}
	for (int i=0;i<n;i++)
	{
		for (int j=0;j<m;j++)
		{
			if (ck(i,j,1) && !bt[i][j][1]) {to++;}
		}
	}
	cout<<to<<"\n";
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 504 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 380 KB Output is correct
7 Correct 2 ms 504 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 504 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 380 KB Output is correct
7 Correct 2 ms 504 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 508 KB Output is correct
20 Correct 2 ms 508 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 504 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 504 KB Output is correct
27 Correct 2 ms 508 KB Output is correct
28 Correct 2 ms 504 KB Output is correct
29 Correct 2 ms 504 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 2 ms 504 KB Output is correct
32 Correct 2 ms 504 KB Output is correct
33 Correct 3 ms 504 KB Output is correct
34 Correct 2 ms 504 KB Output is correct
35 Correct 2 ms 504 KB Output is correct
36 Correct 2 ms 504 KB Output is correct
37 Correct 2 ms 504 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 504 KB Output is correct
40 Correct 2 ms 504 KB Output is correct
41 Correct 2 ms 504 KB Output is correct
42 Correct 2 ms 504 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 504 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 504 KB Output is correct
47 Correct 2 ms 504 KB Output is correct
48 Correct 2 ms 508 KB Output is correct
49 Correct 2 ms 504 KB Output is correct
50 Correct 2 ms 504 KB Output is correct
51 Correct 2 ms 504 KB Output is correct
52 Correct 2 ms 508 KB Output is correct
53 Correct 2 ms 476 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 504 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 380 KB Output is correct
7 Correct 2 ms 504 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 508 KB Output is correct
20 Correct 2 ms 508 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 504 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 504 KB Output is correct
27 Correct 2 ms 508 KB Output is correct
28 Correct 2 ms 504 KB Output is correct
29 Correct 2 ms 504 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 2 ms 504 KB Output is correct
32 Correct 2 ms 504 KB Output is correct
33 Correct 3 ms 504 KB Output is correct
34 Correct 2 ms 504 KB Output is correct
35 Correct 2 ms 504 KB Output is correct
36 Correct 2 ms 504 KB Output is correct
37 Correct 2 ms 504 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 504 KB Output is correct
40 Correct 2 ms 504 KB Output is correct
41 Correct 2 ms 504 KB Output is correct
42 Correct 2 ms 504 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 504 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 504 KB Output is correct
47 Correct 2 ms 504 KB Output is correct
48 Correct 2 ms 508 KB Output is correct
49 Correct 2 ms 504 KB Output is correct
50 Correct 2 ms 504 KB Output is correct
51 Correct 2 ms 504 KB Output is correct
52 Correct 2 ms 508 KB Output is correct
53 Correct 2 ms 476 KB Output is correct
54 Correct 2 ms 376 KB Output is correct
55 Correct 3 ms 504 KB Output is correct
56 Correct 3 ms 504 KB Output is correct
57 Correct 30 ms 6264 KB Output is correct
58 Correct 260 ms 7468 KB Output is correct
59 Execution timed out 2043 ms 15188 KB Time limit exceeded
60 Halted 0 ms 0 KB -