oj.uz

답안 #200214

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
200214 2020-02-05T17:07:20 Z mdn2002 Growing Vegetable is Fun 3 (JOI19_ho_t3) C++14
75 / 100
 500 ms 129540 KB 
#include<bits/stdc++.h>
using namespace std;
const int mod=1e9+7;
int n,dp[4][202][202][202];
vector<int>v[4];
string s;
int f(int x,int ir,int ig,int iy)
{
    if(ir+ig+iy==n)return 0;
    if(dp[x][ir][ig][iy]!=-1)return dp[x][ir][ig][iy];
    int ans=1e9,ind=ir+ig+iy,id;
    for(int i=0;i<3;i++)
    {
        if(i==x)continue;
        if(i==0)
        {
            if(ir==v[0].size())continue;
            int id=v[i][ir],ad=0;
            for(int j=0;j<ig;j++)
            {
                if(v[1][j]>id)ad++;
            }
            for(int j=0;j<iy;j++)
            {
                if(v[2][j]>id)ad++;
            }
            ans=min(ans,f(0,ir+1,ig,iy)+abs((id+ad)-ind));
        }
        if(i==1)
        {
            if(ig==v[1].size())continue;
            int id=v[i][ig],ad=0;
            for(int j=0;j<ir;j++)
            {
                if(v[0][j]>id)ad++;
            }
            for(int j=0;j<iy;j++)
            {
                if(v[2][j]>id)ad++;
            }
            ans=min(ans,f(1,ir,ig+1,iy)+abs((id+ad)-ind));
        }
        if(i==2)
        {
            if(iy==v[2].size())continue;
            int id=v[i][iy],ad=0;
            for(int j=0;j<ir;j++)
            {
                if(v[0][j]>id)ad++;
            }
            for(int j=0;j<ig;j++)
            {
                if(v[1][j]>id)ad++;
            }
            ans=min(ans,f(2,ir,ig,iy+1)+abs((id+ad)-ind));
        }
    }
    return dp[x][ir][ig][iy]=ans;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    //freopen("dec.in","r",stdin);
    //freopen("dec.out","w",stdout);
    memset(dp,-1,sizeof dp);
    cin>>n>>s;
    for(int i=0;i<n;i++)
    {
        if(s[i]=='R')v[0].push_back(i);
        if(s[i]=='G')v[1].push_back(i);
        if(s[i]=='Y')v[2].push_back(i);
    }
    int ans=f(3,0,0,0);
    if(ans>=1e8)cout<<-1;
    else cout<<ans;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int f(int, int, int, int)':
joi2019_ho_t3.cpp:17:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(ir==v[0].size())continue;
                ~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:31:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(ig==v[1].size())continue;
                ~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:45:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(iy==v[2].size())continue;
                ~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:11:30: warning: unused variable 'id' [-Wunused-variable]
     int ans=1e9,ind=ir+ig+iy,id;
                              ^~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 76 ms 129400 KB Output is correct
2 Correct 78 ms 129400 KB Output is correct
3 Correct 78 ms 129400 KB Output is correct
4 Correct 77 ms 129400 KB Output is correct
5 Correct 79 ms 129400 KB Output is correct
6 Correct 78 ms 129356 KB Output is correct
7 Correct 78 ms 129400 KB Output is correct
8 Correct 98 ms 129400 KB Output is correct
9 Correct 79 ms 129360 KB Output is correct
10 Correct 76 ms 129400 KB Output is correct
11 Correct 80 ms 129400 KB Output is correct
12 Correct 82 ms 129400 KB Output is correct
13 Correct 80 ms 129400 KB Output is correct
14 Correct 79 ms 129400 KB Output is correct
15 Correct 78 ms 129400 KB Output is correct
16 Correct 78 ms 129400 KB Output is correct
17 Correct 77 ms 129404 KB Output is correct

Subtask #2
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 76 ms 129400 KB Output is correct
2 Correct 78 ms 129400 KB Output is correct
3 Correct 78 ms 129400 KB Output is correct
4 Correct 77 ms 129400 KB Output is correct
5 Correct 79 ms 129400 KB Output is correct
6 Correct 78 ms 129356 KB Output is correct
7 Correct 78 ms 129400 KB Output is correct
8 Correct 98 ms 129400 KB Output is correct
9 Correct 79 ms 129360 KB Output is correct
10 Correct 76 ms 129400 KB Output is correct
11 Correct 80 ms 129400 KB Output is correct
12 Correct 82 ms 129400 KB Output is correct
13 Correct 80 ms 129400 KB Output is correct
14 Correct 79 ms 129400 KB Output is correct
15 Correct 78 ms 129400 KB Output is correct
16 Correct 78 ms 129400 KB Output is correct
17 Correct 77 ms 129404 KB Output is correct
18 Correct 77 ms 129400 KB Output is correct
19 Correct 81 ms 129424 KB Output is correct
20 Correct 79 ms 129376 KB Output is correct
21 Correct 81 ms 129352 KB Output is correct
22 Correct 78 ms 129404 KB Output is correct
23 Correct 79 ms 129400 KB Output is correct
24 Correct 78 ms 129400 KB Output is correct
25 Correct 77 ms 129400 KB Output is correct
26 Correct 76 ms 129400 KB Output is correct
27 Correct 82 ms 129400 KB Output is correct
28 Correct 79 ms 129416 KB Output is correct
29 Correct 77 ms 129400 KB Output is correct
30 Correct 77 ms 129400 KB Output is correct
31 Correct 79 ms 129400 KB Output is correct
32 Correct 77 ms 129400 KB Output is correct
33 Correct 80 ms 129400 KB Output is correct
34 Correct 81 ms 129528 KB Output is correct
35 Correct 78 ms 129400 KB Output is correct
36 Correct 79 ms 129400 KB Output is correct
37 Correct 78 ms 129400 KB Output is correct
38 Correct 80 ms 129400 KB Output is correct
39 Correct 88 ms 129480 KB Output is correct
40 Correct 77 ms 129400 KB Output is correct
41 Correct 78 ms 129400 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 77 ms 129400 KB Output is correct
2 Correct 79 ms 129400 KB Output is correct
3 Correct 79 ms 129528 KB Output is correct
4 Correct 75 ms 129400 KB Output is correct
5 Correct 79 ms 129400 KB Output is correct
6 Correct 79 ms 129400 KB Output is correct
7 Correct 79 ms 129400 KB Output is correct
8 Correct 79 ms 129528 KB Output is correct
9 Correct 78 ms 129400 KB Output is correct
10 Correct 78 ms 129400 KB Output is correct
11 Correct 83 ms 129404 KB Output is correct
12 Correct 77 ms 129400 KB Output is correct
13 Correct 81 ms 129400 KB Output is correct
14 Correct 81 ms 129400 KB Output is correct
15 Correct 77 ms 129400 KB Output is correct
16 Correct 77 ms 129400 KB Output is correct

Subtask #4
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 76 ms 129400 KB Output is correct
2 Correct 78 ms 129400 KB Output is correct
3 Correct 78 ms 129400 KB Output is correct
4 Correct 77 ms 129400 KB Output is correct
5 Correct 79 ms 129400 KB Output is correct
6 Correct 78 ms 129356 KB Output is correct
7 Correct 78 ms 129400 KB Output is correct
8 Correct 98 ms 129400 KB Output is correct
9 Correct 79 ms 129360 KB Output is correct
10 Correct 76 ms 129400 KB Output is correct
11 Correct 80 ms 129400 KB Output is correct
12 Correct 82 ms 129400 KB Output is correct
13 Correct 80 ms 129400 KB Output is correct
14 Correct 79 ms 129400 KB Output is correct
15 Correct 78 ms 129400 KB Output is correct
16 Correct 78 ms 129400 KB Output is correct
17 Correct 77 ms 129404 KB Output is correct
18 Correct 77 ms 129400 KB Output is correct
19 Correct 81 ms 129424 KB Output is correct
20 Correct 79 ms 129376 KB Output is correct
21 Correct 81 ms 129352 KB Output is correct
22 Correct 78 ms 129404 KB Output is correct
23 Correct 79 ms 129400 KB Output is correct
24 Correct 78 ms 129400 KB Output is correct
25 Correct 77 ms 129400 KB Output is correct
26 Correct 76 ms 129400 KB Output is correct
27 Correct 82 ms 129400 KB Output is correct
28 Correct 79 ms 129416 KB Output is correct
29 Correct 77 ms 129400 KB Output is correct
30 Correct 77 ms 129400 KB Output is correct
31 Correct 79 ms 129400 KB Output is correct
32 Correct 77 ms 129400 KB Output is correct
33 Correct 80 ms 129400 KB Output is correct
34 Correct 81 ms 129528 KB Output is correct
35 Correct 78 ms 129400 KB Output is correct
36 Correct 79 ms 129400 KB Output is correct
37 Correct 78 ms 129400 KB Output is correct
38 Correct 80 ms 129400 KB Output is correct
39 Correct 88 ms 129480 KB Output is correct
40 Correct 77 ms 129400 KB Output is correct
41 Correct 78 ms 129400 KB Output is correct
42 Correct 77 ms 129400 KB Output is correct
43 Correct 79 ms 129400 KB Output is correct
44 Correct 79 ms 129528 KB Output is correct
45 Correct 75 ms 129400 KB Output is correct
46 Correct 79 ms 129400 KB Output is correct
47 Correct 79 ms 129400 KB Output is correct
48 Correct 79 ms 129400 KB Output is correct
49 Correct 79 ms 129528 KB Output is correct
50 Correct 78 ms 129400 KB Output is correct
51 Correct 78 ms 129400 KB Output is correct
52 Correct 83 ms 129404 KB Output is correct
53 Correct 77 ms 129400 KB Output is correct
54 Correct 81 ms 129400 KB Output is correct
55 Correct 81 ms 129400 KB Output is correct
56 Correct 77 ms 129400 KB Output is correct
57 Correct 77 ms 129400 KB Output is correct
58 Execution timed out 1096 ms 129540 KB Time limit exceeded
59 Halted 0 ms 0 KB -