답안 #252626

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
252626 2020-07-26T01:10:57 Z super_j6 Dango Maker (JOI18_dango_maker) C++14
100 / 100
448 ms 143608 KB
#include <iostream>
#include <cstdio>
#include <algorithm>
using namespace std;
#define endl '\n'
#define ll long long
#define pi pair<int, int>
#define f first
#define s second

const int mxn = 3002, k = 2, w = 3;
const char c[w] = {'R', 'G', 'W'};
const int dx[k << 1] = {-1, 0, 1, 0};
const int dy[k << 1] = {0, -1, 0, 1};
int n, m;
int a[mxn][mxn], b[mxn][mxn];
int dp[mxn][mxn][2];

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n >> m;
	
	for(int i = 1; i <= n; i++)
	for(int j = 1; j <= m; j++){
		char x;
		cin >> x;
		a[i][j] = find(c, c + w, x) - c;
	}
	
	int ret = 0;
	for(int i = 1; i <= n; i++)
	for(int j = 1; j <= m; j++){
		if(!~-a[i][j]){
			for(int p = 0; p < k; p++){
				b[i][j] ^= 1 << p;
				for(int l = 0; l < 2; l++){
					int x = i + dx[(p + l * k) % (2 * k)], y = j + dy[(p + l * k) % (2 * k)];
					if(x < 1 || y < 1 || x > n || y > m || a[x][y] != 2 * l){
						b[i][j] ^= 1 << p;
						break;
					}
				}
			}
		}
		for(int p = 0; p < 2; p++)
		for(int l = 0; l < 2; l++){
			int x = ((b[i][j] >> p) & 1), y = ((b[i - 1][j + 1] >> l) & 1);
			if(p == l || !x || !y){
				dp[i][j][p] = max(dp[i][j][p], dp[i - 1][j + 1][l] + x);
			}
		}
		if(i == n || !~-j) ret += max(dp[i][j][0], dp[i][j][1]);
	}
	
	cout << ret << endl;

	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 0 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 0 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 0 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 0 ms 512 KB Output is correct
21 Correct 0 ms 512 KB Output is correct
22 Correct 0 ms 512 KB Output is correct
23 Correct 0 ms 512 KB Output is correct
24 Correct 0 ms 512 KB Output is correct
25 Correct 0 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 512 KB Output is correct
28 Correct 1 ms 512 KB Output is correct
29 Correct 1 ms 512 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 0 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 0 ms 512 KB Output is correct
34 Correct 1 ms 512 KB Output is correct
35 Correct 1 ms 512 KB Output is correct
36 Correct 0 ms 512 KB Output is correct
37 Correct 1 ms 512 KB Output is correct
38 Correct 0 ms 512 KB Output is correct
39 Correct 1 ms 512 KB Output is correct
40 Correct 1 ms 512 KB Output is correct
41 Correct 1 ms 512 KB Output is correct
42 Correct 1 ms 512 KB Output is correct
43 Correct 1 ms 512 KB Output is correct
44 Correct 1 ms 512 KB Output is correct
45 Correct 0 ms 512 KB Output is correct
46 Correct 1 ms 512 KB Output is correct
47 Correct 1 ms 512 KB Output is correct
48 Correct 1 ms 512 KB Output is correct
49 Correct 1 ms 512 KB Output is correct
50 Correct 1 ms 512 KB Output is correct
51 Correct 1 ms 512 KB Output is correct
52 Correct 0 ms 512 KB Output is correct
53 Correct 1 ms 512 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 0 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 0 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 0 ms 512 KB Output is correct
21 Correct 0 ms 512 KB Output is correct
22 Correct 0 ms 512 KB Output is correct
23 Correct 0 ms 512 KB Output is correct
24 Correct 0 ms 512 KB Output is correct
25 Correct 0 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 512 KB Output is correct
28 Correct 1 ms 512 KB Output is correct
29 Correct 1 ms 512 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 0 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 0 ms 512 KB Output is correct
34 Correct 1 ms 512 KB Output is correct
35 Correct 1 ms 512 KB Output is correct
36 Correct 0 ms 512 KB Output is correct
37 Correct 1 ms 512 KB Output is correct
38 Correct 0 ms 512 KB Output is correct
39 Correct 1 ms 512 KB Output is correct
40 Correct 1 ms 512 KB Output is correct
41 Correct 1 ms 512 KB Output is correct
42 Correct 1 ms 512 KB Output is correct
43 Correct 1 ms 512 KB Output is correct
44 Correct 1 ms 512 KB Output is correct
45 Correct 0 ms 512 KB Output is correct
46 Correct 1 ms 512 KB Output is correct
47 Correct 1 ms 512 KB Output is correct
48 Correct 1 ms 512 KB Output is correct
49 Correct 1 ms 512 KB Output is correct
50 Correct 1 ms 512 KB Output is correct
51 Correct 1 ms 512 KB Output is correct
52 Correct 0 ms 512 KB Output is correct
53 Correct 1 ms 512 KB Output is correct
54 Correct 1 ms 384 KB Output is correct
55 Correct 18 ms 28672 KB Output is correct
56 Correct 1 ms 640 KB Output is correct
57 Correct 15 ms 24576 KB Output is correct
58 Correct 65 ms 28024 KB Output is correct
59 Correct 446 ms 141432 KB Output is correct
60 Correct 448 ms 143608 KB Output is correct
61 Correct 448 ms 143532 KB Output is correct
62 Correct 1 ms 512 KB Output is correct
63 Correct 432 ms 143608 KB Output is correct
64 Correct 298 ms 143608 KB Output is correct
65 Correct 308 ms 143608 KB Output is correct
66 Correct 298 ms 143480 KB Output is correct
67 Correct 294 ms 127388 KB Output is correct
68 Correct 297 ms 140664 KB Output is correct
69 Correct 312 ms 143608 KB Output is correct
70 Correct 43 ms 29048 KB Output is correct
71 Correct 42 ms 29048 KB Output is correct
72 Correct 49 ms 29048 KB Output is correct
73 Correct 41 ms 29036 KB Output is correct
74 Correct 42 ms 29048 KB Output is correct
75 Correct 40 ms 29056 KB Output is correct
76 Correct 45 ms 29048 KB Output is correct
77 Correct 41 ms 29048 KB Output is correct
78 Correct 39 ms 29048 KB Output is correct
79 Correct 39 ms 29048 KB Output is correct
80 Correct 39 ms 29048 KB Output is correct
81 Correct 40 ms 29072 KB Output is correct
82 Correct 42 ms 29048 KB Output is correct
83 Correct 40 ms 29048 KB Output is correct
84 Correct 39 ms 29048 KB Output is correct
85 Correct 39 ms 29048 KB Output is correct
86 Correct 39 ms 29048 KB Output is correct
87 Correct 39 ms 29048 KB Output is correct
88 Correct 41 ms 29048 KB Output is correct
89 Correct 40 ms 29048 KB Output is correct
90 Correct 39 ms 29048 KB Output is correct