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Submission #532864

# Submission time Handle Problem Language Result Execution time Memory
532864 2022-03-04T06:13:35 Z amunduzbaev Growing Vegetable is Fun 3 (JOI19_ho_t3) C++17
100 / 100
 456 ms 780444 KB 
#include "bits/stdc++.h"
using namespace std;

#define ar array

const int N = 405;
int dp[N][N][N][3];
vector<int> in[3];
int pos[3][N][3];

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n; cin>>n;
	string s; cin>>s;
	ar<int, 3> sz {};
	for(int i=0;i<n;i++){
		if(s[i] == 'R') in[0].push_back(i), sz[0]++;
		if(s[i] == 'G') in[1].push_back(i), sz[1]++;
		if(s[i] == 'Y') in[2].push_back(i), sz[2]++;
	}
	
	for(int t=0;t<3;t++){
		for(int i=0;i<sz[t];i++){
			for(int k=0;k<3;k++){
				for(int j=0;j<sz[k] && in[k][j] <= in[t][i];j++){
					pos[t][i][k]++;
				}
			}
		}
	}
	
	memset(dp, 127, sizeof dp);
	dp[0][0][0][0] = 
	dp[0][0][0][1] = 
	dp[0][0][0][2] = 0;
	
	for(int i=0;i<=sz[0];i++){
		for(int j=0;j<=sz[1];j++){
			for(int l=0;l<=sz[2];l++){
				if(i < sz[0]){
					int cc = max(0, pos[0][i][1] - j) + max(0, pos[0][i][2] - l);
					dp[i+1][j][l][0] = min(dp[i+1][j][l][0], dp[i][j][l][1] + cc);
					dp[i+1][j][l][0] = min(dp[i+1][j][l][0], dp[i][j][l][2] + cc);
				} if(j < sz[1]){
					int cc = max(0, pos[1][j][0] - i) + max(0, pos[1][j][2] - l);
					dp[i][j+1][l][1] = min(dp[i][j+1][l][1], dp[i][j][l][0] + cc);
					dp[i][j+1][l][1] = min(dp[i][j+1][l][1], dp[i][j][l][2] + cc);
				} if(l < sz[2]){
					int cc = max(0, pos[2][l][0] - i) + max(0, pos[2][l][1] - j);
					dp[i][j][l+1][2] = min(dp[i][j][l+1][2], dp[i][j][l][0] + cc);
					dp[i][j][l+1][2] = min(dp[i][j][l+1][2], dp[i][j][l][1] + cc);
				}
			}
		}
	}
	
	int res = 1e9;
	for(int i=0;i<3;i++) res = min(res, dp[sz[0]][sz[1]][sz[2]][i]);
	if(res < 1e9) cout<<res<<"\n";
	else cout<<-1<<"\n";
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 305 ms 780304 KB Output is correct
2 Correct 303 ms 780376 KB Output is correct
3 Correct 299 ms 780236 KB Output is correct
4 Correct 300 ms 780260 KB Output is correct
5 Correct 277 ms 780308 KB Output is correct
6 Correct 305 ms 780260 KB Output is correct
7 Correct 295 ms 780260 KB Output is correct
8 Correct 298 ms 780232 KB Output is correct
9 Correct 293 ms 780252 KB Output is correct
10 Correct 304 ms 780256 KB Output is correct
11 Correct 292 ms 780296 KB Output is correct
12 Correct 299 ms 780204 KB Output is correct
13 Correct 300 ms 780296 KB Output is correct
14 Correct 311 ms 780236 KB Output is correct
15 Correct 297 ms 780220 KB Output is correct
16 Correct 296 ms 780228 KB Output is correct
17 Correct 316 ms 780344 KB Output is correct

Subtask #2
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 305 ms 780304 KB Output is correct
2 Correct 303 ms 780376 KB Output is correct
3 Correct 299 ms 780236 KB Output is correct
4 Correct 300 ms 780260 KB Output is correct
5 Correct 277 ms 780308 KB Output is correct
6 Correct 305 ms 780260 KB Output is correct
7 Correct 295 ms 780260 KB Output is correct
8 Correct 298 ms 780232 KB Output is correct
9 Correct 293 ms 780252 KB Output is correct
10 Correct 304 ms 780256 KB Output is correct
11 Correct 292 ms 780296 KB Output is correct
12 Correct 299 ms 780204 KB Output is correct
13 Correct 300 ms 780296 KB Output is correct
14 Correct 311 ms 780236 KB Output is correct
15 Correct 297 ms 780220 KB Output is correct
16 Correct 296 ms 780228 KB Output is correct
17 Correct 316 ms 780344 KB Output is correct
18 Correct 292 ms 780224 KB Output is correct
19 Correct 316 ms 780228 KB Output is correct
20 Correct 292 ms 780180 KB Output is correct
21 Correct 335 ms 780260 KB Output is correct
22 Correct 328 ms 780192 KB Output is correct
23 Correct 351 ms 780228 KB Output is correct
24 Correct 297 ms 780200 KB Output is correct
25 Correct 320 ms 780312 KB Output is correct
26 Correct 298 ms 780228 KB Output is correct
27 Correct 289 ms 780200 KB Output is correct
28 Correct 309 ms 780384 KB Output is correct
29 Correct 297 ms 780280 KB Output is correct
30 Correct 342 ms 780284 KB Output is correct
31 Correct 293 ms 780188 KB Output is correct
32 Correct 299 ms 780216 KB Output is correct
33 Correct 293 ms 780256 KB Output is correct
34 Correct 312 ms 780304 KB Output is correct
35 Correct 292 ms 780328 KB Output is correct
36 Correct 328 ms 780208 KB Output is correct
37 Correct 283 ms 780228 KB Output is correct
38 Correct 303 ms 780244 KB Output is correct
39 Correct 291 ms 780272 KB Output is correct
40 Correct 290 ms 780256 KB Output is correct
41 Correct 299 ms 780260 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 299 ms 780268 KB Output is correct
2 Correct 287 ms 780272 KB Output is correct
3 Correct 315 ms 780228 KB Output is correct
4 Correct 301 ms 780212 KB Output is correct
5 Correct 326 ms 780252 KB Output is correct
6 Correct 301 ms 780396 KB Output is correct
7 Correct 334 ms 780312 KB Output is correct
8 Correct 307 ms 780204 KB Output is correct
9 Correct 313 ms 780284 KB Output is correct
10 Correct 295 ms 780220 KB Output is correct
11 Correct 316 ms 780252 KB Output is correct
12 Correct 294 ms 780248 KB Output is correct
13 Correct 307 ms 780428 KB Output is correct
14 Correct 303 ms 780272 KB Output is correct
15 Correct 289 ms 780280 KB Output is correct
16 Correct 301 ms 780408 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 305 ms 780304 KB Output is correct
2 Correct 303 ms 780376 KB Output is correct
3 Correct 299 ms 780236 KB Output is correct
4 Correct 300 ms 780260 KB Output is correct
5 Correct 277 ms 780308 KB Output is correct
6 Correct 305 ms 780260 KB Output is correct
7 Correct 295 ms 780260 KB Output is correct
8 Correct 298 ms 780232 KB Output is correct
9 Correct 293 ms 780252 KB Output is correct
10 Correct 304 ms 780256 KB Output is correct
11 Correct 292 ms 780296 KB Output is correct
12 Correct 299 ms 780204 KB Output is correct
13 Correct 300 ms 780296 KB Output is correct
14 Correct 311 ms 780236 KB Output is correct
15 Correct 297 ms 780220 KB Output is correct
16 Correct 296 ms 780228 KB Output is correct
17 Correct 316 ms 780344 KB Output is correct
18 Correct 292 ms 780224 KB Output is correct
19 Correct 316 ms 780228 KB Output is correct
20 Correct 292 ms 780180 KB Output is correct
21 Correct 335 ms 780260 KB Output is correct
22 Correct 328 ms 780192 KB Output is correct
23 Correct 351 ms 780228 KB Output is correct
24 Correct 297 ms 780200 KB Output is correct
25 Correct 320 ms 780312 KB Output is correct
26 Correct 298 ms 780228 KB Output is correct
27 Correct 289 ms 780200 KB Output is correct
28 Correct 309 ms 780384 KB Output is correct
29 Correct 297 ms 780280 KB Output is correct
30 Correct 342 ms 780284 KB Output is correct
31 Correct 293 ms 780188 KB Output is correct
32 Correct 299 ms 780216 KB Output is correct
33 Correct 293 ms 780256 KB Output is correct
34 Correct 312 ms 780304 KB Output is correct
35 Correct 292 ms 780328 KB Output is correct
36 Correct 328 ms 780208 KB Output is correct
37 Correct 283 ms 780228 KB Output is correct
38 Correct 303 ms 780244 KB Output is correct
39 Correct 291 ms 780272 KB Output is correct
40 Correct 290 ms 780256 KB Output is correct
41 Correct 299 ms 780260 KB Output is correct
42 Correct 299 ms 780268 KB Output is correct
43 Correct 287 ms 780272 KB Output is correct
44 Correct 315 ms 780228 KB Output is correct
45 Correct 301 ms 780212 KB Output is correct
46 Correct 326 ms 780252 KB Output is correct
47 Correct 301 ms 780396 KB Output is correct
48 Correct 334 ms 780312 KB Output is correct
49 Correct 307 ms 780204 KB Output is correct
50 Correct 313 ms 780284 KB Output is correct
51 Correct 295 ms 780220 KB Output is correct
52 Correct 316 ms 780252 KB Output is correct
53 Correct 294 ms 780248 KB Output is correct
54 Correct 307 ms 780428 KB Output is correct
55 Correct 303 ms 780272 KB Output is correct
56 Correct 289 ms 780280 KB Output is correct
57 Correct 301 ms 780408 KB Output is correct
58 Correct 326 ms 780228 KB Output is correct
59 Correct 456 ms 780260 KB Output is correct
60 Correct 320 ms 780316 KB Output is correct
61 Correct 312 ms 780260 KB Output is correct
62 Correct 314 ms 780264 KB Output is correct
63 Correct 298 ms 780200 KB Output is correct
64 Correct 311 ms 780320 KB Output is correct
65 Correct 324 ms 780228 KB Output is correct
66 Correct 317 ms 780444 KB Output is correct
67 Correct 330 ms 780312 KB Output is correct
68 Correct 316 ms 780336 KB Output is correct
69 Correct 311 ms 780248 KB Output is correct
70 Correct 332 ms 780220 KB Output is correct
71 Correct 322 ms 780292 KB Output is correct
72 Correct 322 ms 780300 KB Output is correct
73 Correct 301 ms 780280 KB Output is correct