oj.uz

답안 #909832

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
909832 2024-01-17T13:03:45 Z OAleksa Growing Vegetable is Fun 3 (JOI19_ho_t3) C++14
100 / 100
 118 ms 744956 KB 
#include <bits/stdc++.h>
//ako ovaj vaso daso misli da me pobedjuje.....
using namespace std;
#define int long long
#define f first
#define s second
const int N = 410;
const int inf = 1e9 + 69;
int dp[N][N][N][3], n, pr[3][N];
string s;
vector<int> pos[3];
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int tt = 1;
  //cin >> tt;
  while (tt--) {
  	cin >> n >> s;
  	int a = 0, b = 0, c = 0;
  	for (int i = 0;i < n;i++) {
  		if (s[i] == 'R')
  			s[i] = 'A';
  		else if (s[i] == 'G')
  			s[i] = 'B';
  		else
  			s[i] = 'C';
  		a += (s[i] == 'A');
  		b += (s[i] == 'B');
  		c += (s[i] == 'C');
  		pos[s[i] - 'A'].push_back(i);
  	}
  	for (int i = 0;i < n;i++) {
  		if (i > 0) {
				pr[0][i] += pr[0][i - 1];
  			pr[1][i] += pr[1][i - 1];
  			pr[2][i] += pr[2][i - 1]; 
  		}
  		pr[0][i] += (s[i] == 'A');
  		pr[1][i] += (s[i] == 'B');
  		pr[2][i] += (s[i] == 'C');
  	}
  	for (int i = 0;i <= a;i++) {
  		for (int j = 0;j <= b;j++) {
  			for (int k = 0;k <= c;k++)
  				dp[i][j][k][0] = dp[i][j][k][1] = dp[i][j][k][2] = inf;
  		}
  	}
  	dp[0][0][0][0] = dp[0][0][0][1] = dp[0][0][0][2] = 0;
  	auto C = [&](int L, int R) {
  		if (L == 0)
  			return pr[2][R];
  		else if (R < L)
  			return 0ll;
  		return pr[2][R] - pr[2][L - 1];
  	};
  	auto B = [&](int L, int R) {
  		if (L == 0)
  			return pr[1][R];
  		else if (R < L)
  			return 0ll;
  		return pr[1][R] - pr[1][L - 1];
  	};
  	auto A = [&](int L, int R) {
  		if (L == 0)
  			return pr[0][R];
  		else if (R < L)
  			return 0ll;
  		return pr[0][R] - pr[0][L - 1];
  	};
  	for (int i = 0;i <= a;i++) {
  		for (int j = 0;j <= b;j++) {
  			for (int k = 0;k <= c;k++) {
  				int p = i + j + k - 1;
  				if (i > 0) {
  					int L = p, R = pos[0][i - 1] + 1;
  					int p1 = 0, p2 = 0;
  					if (j > 0)
  						p1 = pos[1][j - 1];
  					if (k > 0)
  						p2 = pos[2][k - 1];
  					dp[i][j][k][0] = min(dp[i - 1][j][k][1], dp[i - 1][j][k][2]) + (R - 1 + C(R, p2) + B(R, p1) - L);
  				}
  				if (j > 0) {
  					int L = p, R = pos[1][j - 1] + 1;
  					int p1 = 0, p2 = 0;
  					if (i > 0)
  						p1 = pos[0][i - 1];
  					if (k > 0)
  						p2 = pos[2][k - 1];
  					dp[i][j][k][1] = min(dp[i][j - 1][k][0], dp[i][j - 1][k][2]) + (R - 1 + A(R, p1) + C(R, p2) - L);
  				}
  				if (k > 0) {
  					int L = p, R = pos[2][k - 1] + 1;
  					int p1 = 0, p2 = 0;
  					if (i > 0)
  						p1 = pos[0][i - 1];
  					if (j > 0)
  						p2 = pos[1][j - 1];
  					dp[i][j][k][2] = min(dp[i][j][k - 1][1], dp[i][j][k - 1][0]) + (R - 1 + A(R, p1) + B(R, p2) - L);
  				}
  			}
  		}
  	}
  	int ans = inf;
  	for (int i = 0;i < 3;i++)
  		ans = min(ans, dp[a][b][c][i]);
  	if (ans >= inf)	
  		ans = -1;
  	cout << ans;
	}
  return 0;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 3 ms 10588 KB Output is correct
6 Correct 2 ms 12636 KB Output is correct
7 Correct 3 ms 14684 KB Output is correct
8 Correct 2 ms 12636 KB Output is correct
9 Correct 2 ms 12636 KB Output is correct
10 Correct 5 ms 20828 KB Output is correct
11 Correct 2 ms 10584 KB Output is correct
12 Correct 2 ms 10588 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 3 ms 12632 KB Output is correct
15 Correct 2 ms 8540 KB Output is correct
16 Correct 4 ms 22876 KB Output is correct
17 Correct 1 ms 348 KB Output is correct

Subtask #2
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 3 ms 10588 KB Output is correct
6 Correct 2 ms 12636 KB Output is correct
7 Correct 3 ms 14684 KB Output is correct
8 Correct 2 ms 12636 KB Output is correct
9 Correct 2 ms 12636 KB Output is correct
10 Correct 5 ms 20828 KB Output is correct
11 Correct 2 ms 10584 KB Output is correct
12 Correct 2 ms 10588 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 3 ms 12632 KB Output is correct
15 Correct 2 ms 8540 KB Output is correct
16 Correct 4 ms 22876 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 8 ms 51804 KB Output is correct
19 Correct 7 ms 41564 KB Output is correct
20 Correct 9 ms 53852 KB Output is correct
21 Correct 7 ms 45660 KB Output is correct
22 Correct 8 ms 49752 KB Output is correct
23 Correct 7 ms 39516 KB Output is correct
24 Correct 4 ms 22876 KB Output is correct
25 Correct 14 ms 82524 KB Output is correct
26 Correct 11 ms 70232 KB Output is correct
27 Correct 10 ms 62296 KB Output is correct
28 Correct 8 ms 47708 KB Output is correct
29 Correct 8 ms 49756 KB Output is correct
30 Correct 6 ms 39516 KB Output is correct
31 Correct 5 ms 35420 KB Output is correct
32 Correct 6 ms 41564 KB Output is correct
33 Correct 8 ms 57948 KB Output is correct
34 Correct 8 ms 51804 KB Output is correct
35 Correct 8 ms 51804 KB Output is correct
36 Correct 6 ms 43612 KB Output is correct
37 Correct 5 ms 31320 KB Output is correct
38 Correct 5 ms 33320 KB Output is correct
39 Correct 6 ms 43612 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 4 ms 23120 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 108 ms 698288 KB Output is correct
3 Correct 106 ms 701216 KB Output is correct
4 Correct 104 ms 701300 KB Output is correct
5 Correct 107 ms 703060 KB Output is correct
6 Correct 108 ms 704520 KB Output is correct
7 Correct 110 ms 703592 KB Output is correct
8 Correct 109 ms 703568 KB Output is correct
9 Correct 105 ms 703568 KB Output is correct
10 Correct 104 ms 706384 KB Output is correct
11 Correct 105 ms 704464 KB Output is correct
12 Correct 42 ms 312404 KB Output is correct
13 Correct 65 ms 468376 KB Output is correct
14 Correct 85 ms 607832 KB Output is correct
15 Correct 109 ms 699220 KB Output is correct
16 Correct 105 ms 699096 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 3 ms 10588 KB Output is correct
6 Correct 2 ms 12636 KB Output is correct
7 Correct 3 ms 14684 KB Output is correct
8 Correct 2 ms 12636 KB Output is correct
9 Correct 2 ms 12636 KB Output is correct
10 Correct 5 ms 20828 KB Output is correct
11 Correct 2 ms 10584 KB Output is correct
12 Correct 2 ms 10588 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 3 ms 12632 KB Output is correct
15 Correct 2 ms 8540 KB Output is correct
16 Correct 4 ms 22876 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 8 ms 51804 KB Output is correct
19 Correct 7 ms 41564 KB Output is correct
20 Correct 9 ms 53852 KB Output is correct
21 Correct 7 ms 45660 KB Output is correct
22 Correct 8 ms 49752 KB Output is correct
23 Correct 7 ms 39516 KB Output is correct
24 Correct 4 ms 22876 KB Output is correct
25 Correct 14 ms 82524 KB Output is correct
26 Correct 11 ms 70232 KB Output is correct
27 Correct 10 ms 62296 KB Output is correct
28 Correct 8 ms 47708 KB Output is correct
29 Correct 8 ms 49756 KB Output is correct
30 Correct 6 ms 39516 KB Output is correct
31 Correct 5 ms 35420 KB Output is correct
32 Correct 6 ms 41564 KB Output is correct
33 Correct 8 ms 57948 KB Output is correct
34 Correct 8 ms 51804 KB Output is correct
35 Correct 8 ms 51804 KB Output is correct
36 Correct 6 ms 43612 KB Output is correct
37 Correct 5 ms 31320 KB Output is correct
38 Correct 5 ms 33320 KB Output is correct
39 Correct 6 ms 43612 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 4 ms 23120 KB Output is correct
42 Correct 1 ms 4444 KB Output is correct
43 Correct 108 ms 698288 KB Output is correct
44 Correct 106 ms 701216 KB Output is correct
45 Correct 104 ms 701300 KB Output is correct
46 Correct 107 ms 703060 KB Output is correct
47 Correct 108 ms 704520 KB Output is correct
48 Correct 110 ms 703592 KB Output is correct
49 Correct 109 ms 703568 KB Output is correct
50 Correct 105 ms 703568 KB Output is correct
51 Correct 104 ms 706384 KB Output is correct
52 Correct 105 ms 704464 KB Output is correct
53 Correct 42 ms 312404 KB Output is correct
54 Correct 65 ms 468376 KB Output is correct
55 Correct 85 ms 607832 KB Output is correct
56 Correct 109 ms 699220 KB Output is correct
57 Correct 105 ms 699096 KB Output is correct
58 Correct 85 ms 410964 KB Output is correct
59 Correct 96 ms 488808 KB Output is correct
60 Correct 91 ms 466256 KB Output is correct
61 Correct 84 ms 445672 KB Output is correct
62 Correct 118 ms 744956 KB Output is correct
63 Correct 117 ms 738028 KB Output is correct
64 Correct 117 ms 710536 KB Output is correct
65 Correct 109 ms 609844 KB Output is correct
66 Correct 89 ms 454216 KB Output is correct
67 Correct 78 ms 400728 KB Output is correct
68 Correct 88 ms 462164 KB Output is correct
69 Correct 87 ms 454072 KB Output is correct
70 Correct 89 ms 464552 KB Output is correct
71 Correct 91 ms 482788 KB Output is correct
72 Correct 104 ms 693948 KB Output is correct
73 Correct 5 ms 19032 KB Output is correct