oj.uz

답안 #670502

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
670502 2022-12-09T10:52:38 Z berr Growing Vegetable is Fun 3 (JOI19_ho_t3) C++17
60 / 100
 500 ms 1048576 KB 
#include <bits/stdc++.h>
using namespace std;    
#define int long long
int a[405][3][405][405]; 
array<int, 3> p[405];


signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n; cin >> n;
    vector<int> b[3];

    string s; cin>>s;


    for(int l=0; l<3; l++) b[l].push_back(0);

    for(int i = 1; i <=n; i++){
        p[i]=p[i-1];
        if(s[i-1]=='R') b[0].push_back(i), p[i][0]++;
        if(s[i-1]=='Y') b[1].push_back(i), p[i][1]++;
        if(s[i-1]=='G') b[2].push_back(i), p[i][2]++;


    }


    for(int i=1; i<=n; i++){
        for(int l=0; l<3; l++){
            for(int j=0; j<=n; j++)
            {
                for(int f=0; f<=n; f++)
                {
                    a[i][l][j][f]=1e18;
                }
            }
        }
    }


    for(int l=0; l<3; l++) b[l].push_back(n+1);
    int ans=1e18;

    for(int i=1; i<=n; i++){
        for(int l=0; l<=i&&l<b[0].size()-1; l++){
            for(int j=0; j+l<=i&&j<b[1].size()-1; j++){
                int k=i-(j+l);
                if(k<b[2].size()-1)
                for(int t=0; t<3; t++){
                    int dist=0;

                    int f=0;
                    if(t==0) f=l;
                    else if(t==1) f=j;
                    else f=k;

                    dist+=max(0LL, p[b[t][f]][0]-l);
                    dist+=max(0LL, p[b[t][f]][1]-j);
                    dist+=max(0LL, p[b[t][f]][2]-k);


                    for(int g=0; g<3&&f; g++){
                        if(t==0&&g!=t&&(l>0||i==1))
                        a[i][t][l][j]=min(a[i-1][g][max(0LL, l-1)][j]+dist, a[i][t][l][j]);
                        if(t==1&&g!=t&&(j>0||i==1))
                        a[i][t][l][j]=min(a[i-1][g][l][max(0LL, j-1)]+dist, a[i][t][l][j]);
                        if(t==2&&g!=t&&(k>0||i==1))
                        a[i][t][l][j]=min(a[i-1][g][l][j]+dist, a[i][t][l][j]);
                    
                    }

                    if(i==n) ans=min(ans, a[i][t][l][j]);
                }


            }
    
        }
    }



    if(ans>=1e18) cout<<-1;
    else cout<<ans;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:46:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |         for(int l=0; l<=i&&l<b[0].size()-1; l++){
      |                            ~^~~~~~~~~~~~~~
joi2019_ho_t3.cpp:47:35: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |             for(int j=0; j+l<=i&&j<b[1].size()-1; j++){
      |                                  ~^~~~~~~~~~~~~~
joi2019_ho_t3.cpp:49:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |                 if(k<b[2].size()-1)
      |                    ~^~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 464 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 1 ms 2772 KB Output is correct
7 Correct 1 ms 2772 KB Output is correct
8 Correct 1 ms 2772 KB Output is correct
9 Correct 1 ms 2772 KB Output is correct
10 Correct 1 ms 2768 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2388 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 1 ms 2388 KB Output is correct

Subtask #2
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 464 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 1 ms 2772 KB Output is correct
7 Correct 1 ms 2772 KB Output is correct
8 Correct 1 ms 2772 KB Output is correct
9 Correct 1 ms 2772 KB Output is correct
10 Correct 1 ms 2768 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2388 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 1 ms 2388 KB Output is correct
18 Correct 17 ms 35732 KB Output is correct
19 Correct 15 ms 35668 KB Output is correct
20 Correct 15 ms 35724 KB Output is correct
21 Correct 15 ms 35668 KB Output is correct
22 Correct 14 ms 35764 KB Output is correct
23 Correct 16 ms 35668 KB Output is correct
24 Correct 16 ms 35660 KB Output is correct
25 Correct 17 ms 35768 KB Output is correct
26 Correct 16 ms 35752 KB Output is correct
27 Correct 16 ms 35744 KB Output is correct
28 Correct 19 ms 35656 KB Output is correct
29 Correct 15 ms 35664 KB Output is correct
30 Correct 15 ms 35668 KB Output is correct
31 Correct 14 ms 35756 KB Output is correct
32 Correct 15 ms 35668 KB Output is correct
33 Correct 15 ms 34544 KB Output is correct
34 Correct 15 ms 34568 KB Output is correct
35 Correct 15 ms 33368 KB Output is correct
36 Correct 17 ms 34516 KB Output is correct
37 Correct 14 ms 32336 KB Output is correct
38 Correct 15 ms 35668 KB Output is correct
39 Correct 16 ms 35668 KB Output is correct
40 Correct 14 ms 34512 KB Output is correct
41 Correct 17 ms 35672 KB Output is correct

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 468 KB Output is correct
2 Execution timed out 573 ms 1048576 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 464 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 1 ms 2772 KB Output is correct
7 Correct 1 ms 2772 KB Output is correct
8 Correct 1 ms 2772 KB Output is correct
9 Correct 1 ms 2772 KB Output is correct
10 Correct 1 ms 2768 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2388 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 1 ms 2388 KB Output is correct
18 Correct 17 ms 35732 KB Output is correct
19 Correct 15 ms 35668 KB Output is correct
20 Correct 15 ms 35724 KB Output is correct
21 Correct 15 ms 35668 KB Output is correct
22 Correct 14 ms 35764 KB Output is correct
23 Correct 16 ms 35668 KB Output is correct
24 Correct 16 ms 35660 KB Output is correct
25 Correct 17 ms 35768 KB Output is correct
26 Correct 16 ms 35752 KB Output is correct
27 Correct 16 ms 35744 KB Output is correct
28 Correct 19 ms 35656 KB Output is correct
29 Correct 15 ms 35664 KB Output is correct
30 Correct 15 ms 35668 KB Output is correct
31 Correct 14 ms 35756 KB Output is correct
32 Correct 15 ms 35668 KB Output is correct
33 Correct 15 ms 34544 KB Output is correct
34 Correct 15 ms 34568 KB Output is correct
35 Correct 15 ms 33368 KB Output is correct
36 Correct 17 ms 34516 KB Output is correct
37 Correct 14 ms 32336 KB Output is correct
38 Correct 15 ms 35668 KB Output is correct
39 Correct 16 ms 35668 KB Output is correct
40 Correct 14 ms 34512 KB Output is correct
41 Correct 17 ms 35672 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Execution timed out 573 ms 1048576 KB Time limit exceeded
44 Halted 0 ms 0 KB -