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답안 #884516

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
884516 2023-12-07T14:44:04 Z vjudge1 Growing Vegetable is Fun 3 (JOI19_ho_t3) C++17
100 / 100
 460 ms 1017544 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define endl "\n"
#define all(aa) aa.begin(), aa.end()
const int INF=1e8;

int n;
vector<int> ind[3], cnt[3];
int dp[402][402][402][4];

int f(array<int, 3> x, int l){
	if(x[0]+x[1]+x[2]==n) return 0;

	int &cur=dp[x[0]][x[1]][x[2]][l];
	if(cur!=-1) return cur; 

	cur=INF;
	for(int i=0; i<3; i++) if(i!=l && x[i]!=ind[i].size()){
		int o=0, s=x[0]+x[1]+x[2];
		for(int j=0; j<3; j++) if(j!=i)
			o+=max(0, x[j]-cnt[j][ind[i][x[i]]]);

		x[i]++;
		cur=min(cur, f(x, i)+o+ind[i][x[i]-1]-s);
		x[i]--;
	}
	return cur;
}

int main(){
	string s;
	cin>>n>>s;

	for(int i=0; i<3; i++) cnt[i].resize(n);
	for(int i=0; i<n; i++){
		if(i!=0){
			for(int j=0; j<3; j++){
				cnt[j][i]=cnt[j][i-1];
			}
		}
		if(s[i]=='R'){
			ind[0].push_back(i);
			cnt[0][i]++;
		}
		else if(s[i]=='G'){
			ind[1].push_back(i);
			cnt[1][i]++;
		}
		else{
			ind[2].push_back(i);
			cnt[2][i]++;
		}
	}

	memset(dp, -1, sizeof(dp));
	int ans=f(array<int, 3>{0, 0, 0}, 3);
	cout<<(ans>=INF ? -1:ans)<<endl;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int f(std::array<int, 3>, int)':
joi2019_ho_t3.cpp:20:40: warning: comparison of integer expressions of different signedness: 'std::array<int, 3>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |  for(int i=0; i<3; i++) if(i!=l && x[i]!=ind[i].size()){

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 460 ms 1017464 KB Output is correct
2 Correct 293 ms 1017268 KB Output is correct
3 Correct 264 ms 1017424 KB Output is correct
4 Correct 266 ms 1017432 KB Output is correct
5 Correct 263 ms 1017424 KB Output is correct
6 Correct 261 ms 1017532 KB Output is correct
7 Correct 259 ms 1017464 KB Output is correct
8 Correct 262 ms 1017488 KB Output is correct
9 Correct 265 ms 1017268 KB Output is correct
10 Correct 250 ms 1017432 KB Output is correct
11 Correct 253 ms 1017364 KB Output is correct
12 Correct 259 ms 1017308 KB Output is correct
13 Correct 249 ms 1017392 KB Output is correct
14 Correct 248 ms 1017324 KB Output is correct
15 Correct 246 ms 1017428 KB Output is correct
16 Correct 245 ms 1017496 KB Output is correct
17 Correct 242 ms 1017420 KB Output is correct

Subtask #2
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 460 ms 1017464 KB Output is correct
2 Correct 293 ms 1017268 KB Output is correct
3 Correct 264 ms 1017424 KB Output is correct
4 Correct 266 ms 1017432 KB Output is correct
5 Correct 263 ms 1017424 KB Output is correct
6 Correct 261 ms 1017532 KB Output is correct
7 Correct 259 ms 1017464 KB Output is correct
8 Correct 262 ms 1017488 KB Output is correct
9 Correct 265 ms 1017268 KB Output is correct
10 Correct 250 ms 1017432 KB Output is correct
11 Correct 253 ms 1017364 KB Output is correct
12 Correct 259 ms 1017308 KB Output is correct
13 Correct 249 ms 1017392 KB Output is correct
14 Correct 248 ms 1017324 KB Output is correct
15 Correct 246 ms 1017428 KB Output is correct
16 Correct 245 ms 1017496 KB Output is correct
17 Correct 242 ms 1017420 KB Output is correct
18 Correct 268 ms 1017456 KB Output is correct
19 Correct 258 ms 1017444 KB Output is correct
20 Correct 203 ms 1017340 KB Output is correct
21 Correct 194 ms 1017544 KB Output is correct
22 Correct 192 ms 1017428 KB Output is correct
23 Correct 195 ms 1017380 KB Output is correct
24 Correct 194 ms 1017460 KB Output is correct
25 Correct 205 ms 1017376 KB Output is correct
26 Correct 190 ms 1017260 KB Output is correct
27 Correct 191 ms 1017452 KB Output is correct
28 Correct 192 ms 1017428 KB Output is correct
29 Correct 192 ms 1017428 KB Output is correct
30 Correct 196 ms 1017256 KB Output is correct
31 Correct 192 ms 1017284 KB Output is correct
32 Correct 214 ms 1017284 KB Output is correct
33 Correct 189 ms 1017420 KB Output is correct
34 Correct 197 ms 1017340 KB Output is correct
35 Correct 192 ms 1017240 KB Output is correct
36 Correct 198 ms 1017244 KB Output is correct
37 Correct 203 ms 1017376 KB Output is correct
38 Correct 197 ms 1017432 KB Output is correct
39 Correct 196 ms 1017308 KB Output is correct
40 Correct 197 ms 1017428 KB Output is correct
41 Correct 190 ms 1017236 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 205 ms 1017456 KB Output is correct
2 Correct 185 ms 1017448 KB Output is correct
3 Correct 191 ms 1017428 KB Output is correct
4 Correct 180 ms 1017424 KB Output is correct
5 Correct 182 ms 1017428 KB Output is correct
6 Correct 189 ms 1017424 KB Output is correct
7 Correct 193 ms 1017292 KB Output is correct
8 Correct 186 ms 1017288 KB Output is correct
9 Correct 189 ms 1017296 KB Output is correct
10 Correct 194 ms 1017288 KB Output is correct
11 Correct 216 ms 1017328 KB Output is correct
12 Correct 225 ms 1017364 KB Output is correct
13 Correct 195 ms 1017424 KB Output is correct
14 Correct 185 ms 1017420 KB Output is correct
15 Correct 188 ms 1017480 KB Output is correct
16 Correct 187 ms 1017336 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 460 ms 1017464 KB Output is correct
2 Correct 293 ms 1017268 KB Output is correct
3 Correct 264 ms 1017424 KB Output is correct
4 Correct 266 ms 1017432 KB Output is correct
5 Correct 263 ms 1017424 KB Output is correct
6 Correct 261 ms 1017532 KB Output is correct
7 Correct 259 ms 1017464 KB Output is correct
8 Correct 262 ms 1017488 KB Output is correct
9 Correct 265 ms 1017268 KB Output is correct
10 Correct 250 ms 1017432 KB Output is correct
11 Correct 253 ms 1017364 KB Output is correct
12 Correct 259 ms 1017308 KB Output is correct
13 Correct 249 ms 1017392 KB Output is correct
14 Correct 248 ms 1017324 KB Output is correct
15 Correct 246 ms 1017428 KB Output is correct
16 Correct 245 ms 1017496 KB Output is correct
17 Correct 242 ms 1017420 KB Output is correct
18 Correct 268 ms 1017456 KB Output is correct
19 Correct 258 ms 1017444 KB Output is correct
20 Correct 203 ms 1017340 KB Output is correct
21 Correct 194 ms 1017544 KB Output is correct
22 Correct 192 ms 1017428 KB Output is correct
23 Correct 195 ms 1017380 KB Output is correct
24 Correct 194 ms 1017460 KB Output is correct
25 Correct 205 ms 1017376 KB Output is correct
26 Correct 190 ms 1017260 KB Output is correct
27 Correct 191 ms 1017452 KB Output is correct
28 Correct 192 ms 1017428 KB Output is correct
29 Correct 192 ms 1017428 KB Output is correct
30 Correct 196 ms 1017256 KB Output is correct
31 Correct 192 ms 1017284 KB Output is correct
32 Correct 214 ms 1017284 KB Output is correct
33 Correct 189 ms 1017420 KB Output is correct
34 Correct 197 ms 1017340 KB Output is correct
35 Correct 192 ms 1017240 KB Output is correct
36 Correct 198 ms 1017244 KB Output is correct
37 Correct 203 ms 1017376 KB Output is correct
38 Correct 197 ms 1017432 KB Output is correct
39 Correct 196 ms 1017308 KB Output is correct
40 Correct 197 ms 1017428 KB Output is correct
41 Correct 190 ms 1017236 KB Output is correct
42 Correct 205 ms 1017456 KB Output is correct
43 Correct 185 ms 1017448 KB Output is correct
44 Correct 191 ms 1017428 KB Output is correct
45 Correct 180 ms 1017424 KB Output is correct
46 Correct 182 ms 1017428 KB Output is correct
47 Correct 189 ms 1017424 KB Output is correct
48 Correct 193 ms 1017292 KB Output is correct
49 Correct 186 ms 1017288 KB Output is correct
50 Correct 189 ms 1017296 KB Output is correct
51 Correct 194 ms 1017288 KB Output is correct
52 Correct 216 ms 1017328 KB Output is correct
53 Correct 225 ms 1017364 KB Output is correct
54 Correct 195 ms 1017424 KB Output is correct
55 Correct 185 ms 1017420 KB Output is correct
56 Correct 188 ms 1017480 KB Output is correct
57 Correct 187 ms 1017336 KB Output is correct
58 Correct 319 ms 1017532 KB Output is correct
59 Correct 300 ms 1017412 KB Output is correct
60 Correct 305 ms 1017504 KB Output is correct
61 Correct 307 ms 1017284 KB Output is correct
62 Correct 205 ms 1017388 KB Output is correct
63 Correct 187 ms 1017388 KB Output is correct
64 Correct 208 ms 1017428 KB Output is correct
65 Correct 232 ms 1017428 KB Output is correct
66 Correct 319 ms 1017524 KB Output is correct
67 Correct 295 ms 1017484 KB Output is correct
68 Correct 306 ms 1017532 KB Output is correct
69 Correct 306 ms 1017524 KB Output is correct
70 Correct 307 ms 1017528 KB Output is correct
71 Correct 300 ms 1017436 KB Output is correct
72 Correct 200 ms 1017324 KB Output is correct
73 Correct 186 ms 1017428 KB Output is correct