Submission #207094

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
207094	2020-03-06T11:54:45 Z	cheissmart	Growing Vegetable is Fun 3 (JOI19_ho_t3)	C++14	100 / 100	462 ms	774904 KB

joi2019_ho_t3

#include <iostream>
#include <vector>
#include <cstring>
#pragma GCC optimize("Ofast", "unroll-loops", "no-stack-protector")
#define IO_OP std::ios::sync_with_stdio(0); std::cin.tie(0);
#define F first
#define S second
#define V vector
#define PB push_back
#define MP make_pair
#define EB emplace_back
#define ALL(v) (v).begin(), (v).end()
#define debug(x) cerr << #x << " is " << x << endl

using namespace std;

typedef long long ll;
typedef pair<int, int> pi;
typedef V<int> vi;

const int INF = 1e9 + 7, N = 404;

int dp[N][N][N][3], a[N], cnt[N][3];
vi occ[3];

signed main()
{
	IO_OP;
	
	int n;
	string s;
	cin >> n >> s;
	for(int i=0;i<n;i++) {
		a[i+1] = (s[i] == 'R' ? 0 : (s[i] == 'G' ? 1 : 2));
		occ[a[i+1]].PB(i+1);
	}
	for(int i=1;i<=n;i++) {
		for(int j=0;j<3;j++) cnt[i][j] = cnt[i-1][j];
		cnt[i][a[i]]++;
	}
	memset(dp, 0x3f, sizeof dp);
	for(int i=0;i<=cnt[n][0];i++) {
		for(int j=0;j<=cnt[n][1];j++) {
			for(int k=0;k<=cnt[n][2];k++) {
				if(i == 0 && j == 0 && k == 0) {
					for(int l=0;l<3;l++)
						dp[i][j][k][l] = 0;
				} else {
					for(int l=0;l<3;l++) {
						int pos, jump, pre_dp;
						if(l == 0) {
							if(i == 0) continue;
							pre_dp = min(dp[i-1][j][k][1], dp[i-1][j][k][2]);
							pos = occ[l][i-1];
							jump = 0;
							jump += max(0, cnt[pos-1][0] - (i-1));
							jump += max(0, cnt[pos-1][1] - j);
							jump += max(0, cnt[pos-1][2] - k);
						} else if(l == 1) {
							if(j == 0) continue;
							pre_dp = min(dp[i][j-1][k][0], dp[i][j-1][k][2]);
							pos = occ[l][j-1];
							jump = 0;
							jump += max(0, cnt[pos-1][0] - i);
							jump += max(0, cnt[pos-1][1] - (j-1));
							jump += max(0, cnt[pos-1][2] - k);
						} else {
							if(k == 0) continue;
							pre_dp = min(dp[i][j][k-1][0], dp[i][j][k-1][1]);
							pos = occ[l][k-1];
							jump = 0;
							jump += max(0, cnt[pos-1][0] - i);
							jump += max(0, cnt[pos-1][1] - j);
							jump += max(0, cnt[pos-1][2] - (k-1));
						}
						dp[i][j][k][l] = min(dp[i][j][k][l], pre_dp + jump);
					}
				}
			}
		}
	}
	int ans = INF;
	for(int i=0;i<3;i++)
		ans = min(ans, dp[cnt[n][0]][cnt[n][1]][cnt[n][2]][i]);
	if(ans > 1e8) ans = -1;
	cout << ans << endl;

}

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	416 ms	774520 KB	Output is correct
2	Correct	404 ms	774520 KB	Output is correct
3	Correct	414 ms	774520 KB	Output is correct
4	Correct	412 ms	774520 KB	Output is correct
5	Correct	418 ms	774520 KB	Output is correct
6	Correct	419 ms	774524 KB	Output is correct
7	Correct	408 ms	774520 KB	Output is correct
8	Correct	416 ms	774520 KB	Output is correct
9	Correct	416 ms	774524 KB	Output is correct
10	Correct	421 ms	774520 KB	Output is correct
11	Correct	415 ms	774776 KB	Output is correct
12	Correct	417 ms	774616 KB	Output is correct
13	Correct	412 ms	774904 KB	Output is correct
14	Correct	423 ms	774524 KB	Output is correct
15	Correct	419 ms	774572 KB	Output is correct
16	Correct	413 ms	774652 KB	Output is correct
17	Correct	421 ms	774520 KB	Output is correct

Subtask #2
55.0 / 55.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	416 ms	774520 KB	Output is correct
2	Correct	404 ms	774520 KB	Output is correct
3	Correct	414 ms	774520 KB	Output is correct
4	Correct	412 ms	774520 KB	Output is correct
5	Correct	418 ms	774520 KB	Output is correct
6	Correct	419 ms	774524 KB	Output is correct
7	Correct	408 ms	774520 KB	Output is correct
8	Correct	416 ms	774520 KB	Output is correct
9	Correct	416 ms	774524 KB	Output is correct
10	Correct	421 ms	774520 KB	Output is correct
11	Correct	415 ms	774776 KB	Output is correct
12	Correct	417 ms	774616 KB	Output is correct
13	Correct	412 ms	774904 KB	Output is correct
14	Correct	423 ms	774524 KB	Output is correct
15	Correct	419 ms	774572 KB	Output is correct
16	Correct	413 ms	774652 KB	Output is correct
17	Correct	421 ms	774520 KB	Output is correct
18	Correct	411 ms	774648 KB	Output is correct
19	Correct	422 ms	774648 KB	Output is correct
20	Correct	417 ms	774776 KB	Output is correct
21	Correct	417 ms	774520 KB	Output is correct
22	Correct	414 ms	774648 KB	Output is correct
23	Correct	416 ms	774520 KB	Output is correct
24	Correct	421 ms	774520 KB	Output is correct
25	Correct	411 ms	774648 KB	Output is correct
26	Correct	421 ms	774520 KB	Output is correct
27	Correct	414 ms	774520 KB	Output is correct
28	Correct	427 ms	774648 KB	Output is correct
29	Correct	417 ms	774648 KB	Output is correct
30	Correct	417 ms	774648 KB	Output is correct
31	Correct	406 ms	774520 KB	Output is correct
32	Correct	412 ms	774648 KB	Output is correct
33	Correct	421 ms	774520 KB	Output is correct
34	Correct	413 ms	774520 KB	Output is correct
35	Correct	415 ms	774520 KB	Output is correct
36	Correct	407 ms	774648 KB	Output is correct
37	Correct	411 ms	774740 KB	Output is correct
38	Correct	421 ms	774552 KB	Output is correct
39	Correct	418 ms	774840 KB	Output is correct
40	Correct	404 ms	774520 KB	Output is correct
41	Correct	422 ms	774648 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	415 ms	774632 KB	Output is correct
2	Correct	425 ms	774648 KB	Output is correct
3	Correct	428 ms	774524 KB	Output is correct
4	Correct	420 ms	774520 KB	Output is correct
5	Correct	428 ms	774648 KB	Output is correct
6	Correct	427 ms	774520 KB	Output is correct
7	Correct	409 ms	774520 KB	Output is correct
8	Correct	407 ms	774520 KB	Output is correct
9	Correct	418 ms	774648 KB	Output is correct
10	Correct	414 ms	774592 KB	Output is correct
11	Correct	411 ms	774620 KB	Output is correct
12	Correct	414 ms	774520 KB	Output is correct
13	Correct	419 ms	774520 KB	Output is correct
14	Correct	415 ms	774520 KB	Output is correct
15	Correct	428 ms	774520 KB	Output is correct
16	Correct	415 ms	774776 KB	Output is correct

Subtask #4
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	416 ms	774520 KB	Output is correct
2	Correct	404 ms	774520 KB	Output is correct
3	Correct	414 ms	774520 KB	Output is correct
4	Correct	412 ms	774520 KB	Output is correct
5	Correct	418 ms	774520 KB	Output is correct
6	Correct	419 ms	774524 KB	Output is correct
7	Correct	408 ms	774520 KB	Output is correct
8	Correct	416 ms	774520 KB	Output is correct
9	Correct	416 ms	774524 KB	Output is correct
10	Correct	421 ms	774520 KB	Output is correct
11	Correct	415 ms	774776 KB	Output is correct
12	Correct	417 ms	774616 KB	Output is correct
13	Correct	412 ms	774904 KB	Output is correct
14	Correct	423 ms	774524 KB	Output is correct
15	Correct	419 ms	774572 KB	Output is correct
16	Correct	413 ms	774652 KB	Output is correct
17	Correct	421 ms	774520 KB	Output is correct
18	Correct	411 ms	774648 KB	Output is correct
19	Correct	422 ms	774648 KB	Output is correct
20	Correct	417 ms	774776 KB	Output is correct
21	Correct	417 ms	774520 KB	Output is correct
22	Correct	414 ms	774648 KB	Output is correct
23	Correct	416 ms	774520 KB	Output is correct
24	Correct	421 ms	774520 KB	Output is correct
25	Correct	411 ms	774648 KB	Output is correct
26	Correct	421 ms	774520 KB	Output is correct
27	Correct	414 ms	774520 KB	Output is correct
28	Correct	427 ms	774648 KB	Output is correct
29	Correct	417 ms	774648 KB	Output is correct
30	Correct	417 ms	774648 KB	Output is correct
31	Correct	406 ms	774520 KB	Output is correct
32	Correct	412 ms	774648 KB	Output is correct
33	Correct	421 ms	774520 KB	Output is correct
34	Correct	413 ms	774520 KB	Output is correct
35	Correct	415 ms	774520 KB	Output is correct
36	Correct	407 ms	774648 KB	Output is correct
37	Correct	411 ms	774740 KB	Output is correct
38	Correct	421 ms	774552 KB	Output is correct
39	Correct	418 ms	774840 KB	Output is correct
40	Correct	404 ms	774520 KB	Output is correct
41	Correct	422 ms	774648 KB	Output is correct
42	Correct	415 ms	774632 KB	Output is correct
43	Correct	425 ms	774648 KB	Output is correct
44	Correct	428 ms	774524 KB	Output is correct
45	Correct	420 ms	774520 KB	Output is correct
46	Correct	428 ms	774648 KB	Output is correct
47	Correct	427 ms	774520 KB	Output is correct
48	Correct	409 ms	774520 KB	Output is correct
49	Correct	407 ms	774520 KB	Output is correct
50	Correct	418 ms	774648 KB	Output is correct
51	Correct	414 ms	774592 KB	Output is correct
52	Correct	411 ms	774620 KB	Output is correct
53	Correct	414 ms	774520 KB	Output is correct
54	Correct	419 ms	774520 KB	Output is correct
55	Correct	415 ms	774520 KB	Output is correct
56	Correct	428 ms	774520 KB	Output is correct
57	Correct	415 ms	774776 KB	Output is correct
58	Correct	445 ms	774532 KB	Output is correct
59	Correct	456 ms	774648 KB	Output is correct
60	Correct	444 ms	774520 KB	Output is correct
61	Correct	451 ms	774524 KB	Output is correct
62	Correct	432 ms	774648 KB	Output is correct
63	Correct	434 ms	774520 KB	Output is correct
64	Correct	432 ms	774520 KB	Output is correct
65	Correct	448 ms	774648 KB	Output is correct
66	Correct	452 ms	774596 KB	Output is correct
67	Correct	462 ms	774644 KB	Output is correct
68	Correct	446 ms	774520 KB	Output is correct
69	Correct	441 ms	774520 KB	Output is correct
70	Correct	455 ms	774520 KB	Output is correct
71	Correct	457 ms	774776 KB	Output is correct
72	Correct	428 ms	774648 KB	Output is correct
73	Correct	429 ms	774520 KB	Output is correct

Submission #207094

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 55.0 / 55.0

Subtask #3 15.0 / 15.0

Subtask #4 25.0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
55.0 / 55.0

Subtask #3
15.0 / 15.0

Subtask #4
25.0 / 25.0