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답안 #547982

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
547982 2022-04-12T06:18:47 Z krit3379 Growing Vegetable is Fun 3 (JOI19_ho_t3) C++17
100 / 100
 92 ms 162960 KB 
#include<bits/stdc++.h>
using namespace std;
#define N 405

int dp[N][N][N][3],sz[3],qs[3][N],ans;
char s[N];
vector<int> pos[3];

int main(){
    int n,i,j,k,l,idx,x;
    scanf("%d %s",&n,s+1);
    for(i=1;i<=n;i++){
        idx=(s[i]=='R')?0:(s[i]=='G')?1:2;
        pos[idx].push_back(i);
        qs[idx][i]++;
        sz[idx]++;
        for(j=0;j<3;j++)qs[j][i]+=qs[j][i-1];
    }
    for(i=0;i<=sz[0];i++)for(j=0;j<=sz[1];j++)for(k=0;k<=sz[2];k++)for(l=0;l<3;l++)dp[i][j][k][l]=1e9;
    dp[0][0][0][0]=dp[0][0][0][1]=dp[0][0][0][2]=0;
    for(i=0;i<=sz[0];i++)for(j=0;j<=sz[1];j++)for(k=0;k<=sz[2];k++)for(l=0;l<3;l++){
        if(!i&&!j&&!k)continue;
        if(i&&l==0){
            idx=pos[0][i-1];
            x=idx-min(qs[0][idx],i)-min(qs[1][idx],j)-min(qs[2][idx],k);
            dp[i][j][k][l]=min(dp[i-1][j][k][1],dp[i-1][j][k][2])+x;
        }
        if(j&&l==1){
            idx=pos[1][j-1];
            x=idx-min(qs[0][idx],i)-min(qs[1][idx],j)-min(qs[2][idx],k);
            dp[i][j][k][l]=min(dp[i][j-1][k][0],dp[i][j-1][k][2])+x;
        }
        if(k&&l==2){
            idx=pos[2][k-1];
            x=idx-min(qs[0][idx],i)-min(qs[1][idx],j)-min(qs[2][idx],k);
            dp[i][j][k][l]=min(dp[i][j][k-1][0],dp[i][j][k-1][1])+x;
        }
    }
    ans=min({dp[sz[0]][sz[1]][sz[2]][0],dp[sz[0]][sz[1]][sz[2]][1],dp[sz[0]][sz[1]][sz[2]][2]});
    if(ans>=1e9)printf("-1");
    else printf("%d",ans);
    return 0;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |     scanf("%d %s",&n,s+1);
      |     ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 440 KB Output is correct
17 Correct 1 ms 212 KB Output is correct

Subtask #2
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 440 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 2 ms 2232 KB Output is correct
19 Correct 1 ms 1876 KB Output is correct
20 Correct 1 ms 2264 KB Output is correct
21 Correct 2 ms 2360 KB Output is correct
22 Correct 1 ms 1588 KB Output is correct
23 Correct 1 ms 2004 KB Output is correct
24 Correct 1 ms 1620 KB Output is correct
25 Correct 2 ms 3924 KB Output is correct
26 Correct 2 ms 4052 KB Output is correct
27 Correct 2 ms 3028 KB Output is correct
28 Correct 1 ms 2260 KB Output is correct
29 Correct 1 ms 2132 KB Output is correct
30 Correct 1 ms 2260 KB Output is correct
31 Correct 1 ms 2004 KB Output is correct
32 Correct 1 ms 2388 KB Output is correct
33 Correct 2 ms 3796 KB Output is correct
34 Correct 2 ms 3540 KB Output is correct
35 Correct 2 ms 2644 KB Output is correct
36 Correct 2 ms 1876 KB Output is correct
37 Correct 2 ms 1748 KB Output is correct
38 Correct 1 ms 2132 KB Output is correct
39 Correct 1 ms 2292 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 2132 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 65 ms 162952 KB Output is correct
3 Correct 59 ms 162152 KB Output is correct
4 Correct 67 ms 162960 KB Output is correct
5 Correct 71 ms 162860 KB Output is correct
6 Correct 60 ms 162912 KB Output is correct
7 Correct 61 ms 162108 KB Output is correct
8 Correct 63 ms 162132 KB Output is correct
9 Correct 60 ms 161344 KB Output is correct
10 Correct 61 ms 162896 KB Output is correct
11 Correct 65 ms 162864 KB Output is correct
12 Correct 21 ms 43968 KB Output is correct
13 Correct 36 ms 77060 KB Output is correct
14 Correct 49 ms 111436 KB Output is correct
15 Correct 60 ms 162828 KB Output is correct
16 Correct 63 ms 162912 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 440 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 2 ms 2232 KB Output is correct
19 Correct 1 ms 1876 KB Output is correct
20 Correct 1 ms 2264 KB Output is correct
21 Correct 2 ms 2360 KB Output is correct
22 Correct 1 ms 1588 KB Output is correct
23 Correct 1 ms 2004 KB Output is correct
24 Correct 1 ms 1620 KB Output is correct
25 Correct 2 ms 3924 KB Output is correct
26 Correct 2 ms 4052 KB Output is correct
27 Correct 2 ms 3028 KB Output is correct
28 Correct 1 ms 2260 KB Output is correct
29 Correct 1 ms 2132 KB Output is correct
30 Correct 1 ms 2260 KB Output is correct
31 Correct 1 ms 2004 KB Output is correct
32 Correct 1 ms 2388 KB Output is correct
33 Correct 2 ms 3796 KB Output is correct
34 Correct 2 ms 3540 KB Output is correct
35 Correct 2 ms 2644 KB Output is correct
36 Correct 2 ms 1876 KB Output is correct
37 Correct 2 ms 1748 KB Output is correct
38 Correct 1 ms 2132 KB Output is correct
39 Correct 1 ms 2292 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 2132 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 65 ms 162952 KB Output is correct
44 Correct 59 ms 162152 KB Output is correct
45 Correct 67 ms 162960 KB Output is correct
46 Correct 71 ms 162860 KB Output is correct
47 Correct 60 ms 162912 KB Output is correct
48 Correct 61 ms 162108 KB Output is correct
49 Correct 63 ms 162132 KB Output is correct
50 Correct 60 ms 161344 KB Output is correct
51 Correct 61 ms 162896 KB Output is correct
52 Correct 65 ms 162864 KB Output is correct
53 Correct 21 ms 43968 KB Output is correct
54 Correct 36 ms 77060 KB Output is correct
55 Correct 49 ms 111436 KB Output is correct
56 Correct 60 ms 162828 KB Output is correct
57 Correct 63 ms 162912 KB Output is correct
58 Correct 65 ms 76204 KB Output is correct
59 Correct 74 ms 96460 KB Output is correct
60 Correct 67 ms 87812 KB Output is correct
61 Correct 64 ms 84872 KB Output is correct
62 Correct 64 ms 160544 KB Output is correct
63 Correct 66 ms 160200 KB Output is correct
64 Correct 92 ms 150224 KB Output is correct
65 Correct 84 ms 138452 KB Output is correct
66 Correct 63 ms 86088 KB Output is correct
67 Correct 64 ms 82832 KB Output is correct
68 Correct 65 ms 88664 KB Output is correct
69 Correct 66 ms 85448 KB Output is correct
70 Correct 86 ms 92460 KB Output is correct
71 Correct 68 ms 83932 KB Output is correct
72 Correct 29 ms 41568 KB Output is correct
73 Correct 3 ms 2772 KB Output is correct