답안 #91391 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
91391	2018-12-27T10:13:52 Z	aminra	Dango Maker (JOI18_dango_maker)	C++14	100 / 100	254 ms	113528 KB

dango_maker

//tavakol bar khoda
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
const int MAXN = (int)3e3 + 3;
const int MOD = (int)1e9 + 7;
const int infint = (int)1e8 + 3;
const ll inf = (ll)1e18;
int n, m, dp[MAXN][4];
char c[MAXN][MAXN];
int satri(int i, int j)
{
	return j < m - 2 && c[i][j] == 'R' && c[i][j + 1] == 'G' && c[i][j + 2] == 'W';
}
int sotuni(int i, int j)
{
	return i < n - 2 && c[i][j] == 'R' && c[i + 1][j] == 'G' && c[i + 2][j] == 'W';
}
int MAX(int idx)
{
	return max(max(dp[idx][0], dp[idx][1]), max(dp[idx][2], dp[idx][3]));
}
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	cin >> n >> m;
	for (int i = 0; i < n; i++)
		for (int j = 0; j < m; j++)
			cin >> c[i][j];
	int ans = 0;
	for (int i = 0; i < m; i++)
	{
		int mx = 0;
		memset(dp, 0, sizeof dp);
		if(satri(0, i))
			dp[0][0] = 1;
		else
		if(sotuni(0, i))
			dp[0][1] = 1;
		mx = MAX(0);
		for (int j = 1; j < n && i - j >= 0; j++)
		{
			//(j, i - j)
			dp[j][0] = max(dp[j - 1][2], dp[j - 1][0] + satri(j, i - j));
			dp[j][2] = max(dp[j - 1][1], dp[j - 1][3]);
			dp[j][1] = max(dp[j - 1][0], dp[j - 1][2]) + sotuni(j, i - j);
			dp[j][3] = max(dp[j - 1][1], dp[j - 1][3]) + sotuni(j, i - j);
			mx = max(mx, MAX(j));
		}
		ans += mx;
	}
	for (int i = 1; i < n; i++)
	{
		int mx = 0;
		memset(dp, 0, sizeof dp);
		if(sotuni(i, m - 1))
			dp[0][1] = 1;
		mx = MAX(0);
		for (int j = 1; j + i < n && m - 1 - j >= 0; j++)
		{
			//(j + i, m - 1 - j)
			dp[j][0] = max(dp[j - 1][2], dp[j - 1][0] + satri(j + i, m - 1 - j));
			dp[j][2] = max(dp[j - 1][1], dp[j - 1][3]);
			dp[j][1] = max(dp[j - 1][0], dp[j - 1][2]) + sotuni(j + i, m - 1 - j);
			dp[j][3] = max(dp[j - 1][1], dp[j - 1][3]) + sotuni(j + i, m - 1 - j);
			mx = max(mx, MAX(j));
		}
		ans += mx;
	}
	cout << ans;
}

Subtask #1
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	572 KB	Output is correct
3	Correct	2 ms	592 KB	Output is correct
4	Correct	2 ms	592 KB	Output is correct
5	Correct	2 ms	648 KB	Output is correct
6	Correct	2 ms	676 KB	Output is correct
7	Correct	2 ms	676 KB	Output is correct
8	Correct	2 ms	684 KB	Output is correct
9	Correct	2 ms	704 KB	Output is correct
10	Correct	2 ms	708 KB	Output is correct
11	Correct	2 ms	712 KB	Output is correct
12	Correct	2 ms	716 KB	Output is correct
13	Correct	2 ms	728 KB	Output is correct
14	Correct	2 ms	728 KB	Output is correct
15	Correct	2 ms	728 KB	Output is correct
16	Correct	2 ms	732 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	572 KB	Output is correct
3	Correct	2 ms	592 KB	Output is correct
4	Correct	2 ms	592 KB	Output is correct
5	Correct	2 ms	648 KB	Output is correct
6	Correct	2 ms	676 KB	Output is correct
7	Correct	2 ms	676 KB	Output is correct
8	Correct	2 ms	684 KB	Output is correct
9	Correct	2 ms	704 KB	Output is correct
10	Correct	2 ms	708 KB	Output is correct
11	Correct	2 ms	712 KB	Output is correct
12	Correct	2 ms	716 KB	Output is correct
13	Correct	2 ms	728 KB	Output is correct
14	Correct	2 ms	728 KB	Output is correct
15	Correct	2 ms	728 KB	Output is correct
16	Correct	2 ms	732 KB	Output is correct
17	Correct	2 ms	736 KB	Output is correct
18	Correct	2 ms	740 KB	Output is correct
19	Correct	2 ms	916 KB	Output is correct
20	Correct	2 ms	916 KB	Output is correct
21	Correct	2 ms	916 KB	Output is correct
22	Correct	2 ms	916 KB	Output is correct
23	Correct	2 ms	916 KB	Output is correct
24	Correct	2 ms	916 KB	Output is correct
25	Correct	2 ms	916 KB	Output is correct
26	Correct	2 ms	916 KB	Output is correct
27	Correct	2 ms	916 KB	Output is correct
28	Correct	2 ms	916 KB	Output is correct
29	Correct	2 ms	916 KB	Output is correct
30	Correct	2 ms	916 KB	Output is correct
31	Correct	2 ms	916 KB	Output is correct
32	Correct	2 ms	916 KB	Output is correct
33	Correct	2 ms	916 KB	Output is correct
34	Correct	2 ms	916 KB	Output is correct
35	Correct	2 ms	916 KB	Output is correct
36	Correct	2 ms	916 KB	Output is correct
37	Correct	2 ms	916 KB	Output is correct
38	Correct	2 ms	960 KB	Output is correct
39	Correct	2 ms	960 KB	Output is correct
40	Correct	2 ms	960 KB	Output is correct
41	Correct	2 ms	960 KB	Output is correct
42	Correct	2 ms	960 KB	Output is correct
43	Correct	2 ms	960 KB	Output is correct
44	Correct	2 ms	960 KB	Output is correct
45	Correct	2 ms	960 KB	Output is correct
46	Correct	2 ms	960 KB	Output is correct
47	Correct	2 ms	960 KB	Output is correct
48	Correct	2 ms	960 KB	Output is correct
49	Correct	1 ms	960 KB	Output is correct
50	Correct	2 ms	960 KB	Output is correct
51	Correct	2 ms	960 KB	Output is correct
52	Correct	2 ms	960 KB	Output is correct
53	Correct	2 ms	960 KB	Output is correct

Subtask #3
67.0 / 67.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	572 KB	Output is correct
3	Correct	2 ms	592 KB	Output is correct
4	Correct	2 ms	592 KB	Output is correct
5	Correct	2 ms	648 KB	Output is correct
6	Correct	2 ms	676 KB	Output is correct
7	Correct	2 ms	676 KB	Output is correct
8	Correct	2 ms	684 KB	Output is correct
9	Correct	2 ms	704 KB	Output is correct
10	Correct	2 ms	708 KB	Output is correct
11	Correct	2 ms	712 KB	Output is correct
12	Correct	2 ms	716 KB	Output is correct
13	Correct	2 ms	728 KB	Output is correct
14	Correct	2 ms	728 KB	Output is correct
15	Correct	2 ms	728 KB	Output is correct
16	Correct	2 ms	732 KB	Output is correct
17	Correct	2 ms	736 KB	Output is correct
18	Correct	2 ms	740 KB	Output is correct
19	Correct	2 ms	916 KB	Output is correct
20	Correct	2 ms	916 KB	Output is correct
21	Correct	2 ms	916 KB	Output is correct
22	Correct	2 ms	916 KB	Output is correct
23	Correct	2 ms	916 KB	Output is correct
24	Correct	2 ms	916 KB	Output is correct
25	Correct	2 ms	916 KB	Output is correct
26	Correct	2 ms	916 KB	Output is correct
27	Correct	2 ms	916 KB	Output is correct
28	Correct	2 ms	916 KB	Output is correct
29	Correct	2 ms	916 KB	Output is correct
30	Correct	2 ms	916 KB	Output is correct
31	Correct	2 ms	916 KB	Output is correct
32	Correct	2 ms	916 KB	Output is correct
33	Correct	2 ms	916 KB	Output is correct
34	Correct	2 ms	916 KB	Output is correct
35	Correct	2 ms	916 KB	Output is correct
36	Correct	2 ms	916 KB	Output is correct
37	Correct	2 ms	916 KB	Output is correct
38	Correct	2 ms	960 KB	Output is correct
39	Correct	2 ms	960 KB	Output is correct
40	Correct	2 ms	960 KB	Output is correct
41	Correct	2 ms	960 KB	Output is correct
42	Correct	2 ms	960 KB	Output is correct
43	Correct	2 ms	960 KB	Output is correct
44	Correct	2 ms	960 KB	Output is correct
45	Correct	2 ms	960 KB	Output is correct
46	Correct	2 ms	960 KB	Output is correct
47	Correct	2 ms	960 KB	Output is correct
48	Correct	2 ms	960 KB	Output is correct
49	Correct	1 ms	960 KB	Output is correct
50	Correct	2 ms	960 KB	Output is correct
51	Correct	2 ms	960 KB	Output is correct
52	Correct	2 ms	960 KB	Output is correct
53	Correct	2 ms	960 KB	Output is correct
54	Correct	9 ms	960 KB	Output is correct
55	Correct	14 ms	9784 KB	Output is correct
56	Correct	9 ms	9784 KB	Output is correct
57	Correct	11 ms	9784 KB	Output is correct
58	Correct	35 ms	9784 KB	Output is correct
59	Correct	252 ms	19740 KB	Output is correct
60	Correct	253 ms	28476 KB	Output is correct
61	Correct	254 ms	37300 KB	Output is correct
62	Correct	8 ms	37300 KB	Output is correct
63	Correct	230 ms	45788 KB	Output is correct
64	Correct	186 ms	54764 KB	Output is correct
65	Correct	198 ms	63464 KB	Output is correct
66	Correct	193 ms	72380 KB	Output is correct
67	Correct	195 ms	81104 KB	Output is correct
68	Correct	182 ms	89924 KB	Output is correct
69	Correct	195 ms	98856 KB	Output is correct
70	Correct	23 ms	98856 KB	Output is correct
71	Correct	24 ms	98856 KB	Output is correct
72	Correct	26 ms	98856 KB	Output is correct
73	Correct	24 ms	98856 KB	Output is correct
74	Correct	24 ms	98856 KB	Output is correct
75	Correct	25 ms	98856 KB	Output is correct
76	Correct	43 ms	99756 KB	Output is correct
77	Correct	24 ms	100736 KB	Output is correct
78	Correct	24 ms	101732 KB	Output is correct
79	Correct	24 ms	102712 KB	Output is correct
80	Correct	27 ms	103696 KB	Output is correct
81	Correct	24 ms	104668 KB	Output is correct
82	Correct	23 ms	105636 KB	Output is correct
83	Correct	24 ms	106600 KB	Output is correct
84	Correct	24 ms	107568 KB	Output is correct
85	Correct	24 ms	108584 KB	Output is correct
86	Correct	24 ms	109552 KB	Output is correct
87	Correct	24 ms	110712 KB	Output is correct
88	Correct	24 ms	111580 KB	Output is correct
89	Correct	25 ms	112564 KB	Output is correct
90	Correct	26 ms	113528 KB	Output is correct

답안 #91391

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 20.0 / 20.0

Subtask #3 67.0 / 67.0

Subtask #1
13.0 / 13.0

Subtask #2
20.0 / 20.0

Subtask #3
67.0 / 67.0