oj.uz

Submission #870225

# Submission time Handle Problem Language Result Execution time Memory
870225 2023-11-07T09:02:34 Z ToighetLPHM Growing Vegetable is Fun 3 (JOI19_ho_t3) C++14
100 / 100
 146 ms 656724 KB 
#include <bits/stdc++.h>
#define int long long
#define FOR(i,a,b) for (int i=(a);i<=(b);i++)
#define FOD(i,a,b) for (int i=(a);i>=(b);i--)
#define bit(x,y) ((x)>>(y))&1
#define pb push_back
#define ll long long
#define ii pair < int,int >
#define f first
#define s second
#define M 1000000007
#define N 405
using namespace std;
const int INF = 0x3f3f3f3f;
int n;
string s;
int F[N][N][N][3];
vector < int > pos[3];
int C[N][N];
signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    //freopen(".inp","r",stdin);
    //freopen(".out","w",stdout);
    cin>>n;
    cin>>s;
    s='*'+s;
    FOR(i,0,2) pos[i].pb(0);
    FOR(i,1,n)
    if (s[i]=='R') pos[0].pb(i);
    else
    if (s[i]=='G') pos[1].pb(i);
    else
    if (s[i]=='Y') pos[2].pb(i);
    int R=pos[0].size()-1,G=pos[1].size()-1,Y=pos[2].size()-1;
    if (R+G+Y+1<2*max({R,G,Y})) return cout<<-1<<'\n',0;
    //
    FOR(i,1,n)
        FOR(j,0,2) {
            int cnt=0;
            for (auto k : pos[j]) {
                if (k>i) ++cnt;
                C[i][k]=cnt;
            }
        }
    //
    FOR(i,0,R)
    FOR(j,0,G)
    FOR(k,0,Y)
    FOR(c,0,2) F[i][j][k][c]=INT_MAX;
    int MAX=INT_MAX;
    FOR(i,0,2) F[0][0][0][i]=0;
    FOR(i,0,R)
    FOR(j,0,G)
    FOR(k,0,Y) {
        if (i>0) F[i][j][k][0]=min(F[i-1][j][k][1],F[i-1][j][k][2])+C[pos[0][i]][pos[1][j]]+C[pos[0][i]][pos[2][k]];
        if (j>0) F[i][j][k][1]=min(F[i][j-1][k][0],F[i][j-1][k][2])+C[pos[1][j]][pos[0][i]]+C[pos[1][j]][pos[2][k]];
        if (k>0) F[i][j][k][2]=min(F[i][j][k-1][0],F[i][j][k-1][1])+C[pos[2][k]][pos[0][i]]+C[pos[2][k]][pos[1][j]];
    }
    FOR(i,0,2) MAX=min(MAX,F[R][G][Y][i]);
    cout<<MAX<<'\n';
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4440 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 2 ms 8540 KB Output is correct
5 Correct 2 ms 12636 KB Output is correct
6 Correct 2 ms 14868 KB Output is correct
7 Correct 2 ms 16888 KB Output is correct
8 Correct 2 ms 14684 KB Output is correct
9 Correct 2 ms 14876 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 12636 KB Output is correct
12 Correct 2 ms 12636 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 2 ms 14684 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct

Subtask #2
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4440 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 2 ms 8540 KB Output is correct
5 Correct 2 ms 12636 KB Output is correct
6 Correct 2 ms 14868 KB Output is correct
7 Correct 2 ms 16888 KB Output is correct
8 Correct 2 ms 14684 KB Output is correct
9 Correct 2 ms 14876 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 12636 KB Output is correct
12 Correct 2 ms 12636 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 2 ms 14684 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 11 ms 55900 KB Output is correct
19 Correct 5 ms 45788 KB Output is correct
20 Correct 7 ms 59996 KB Output is correct
21 Correct 6 ms 47808 KB Output is correct
22 Correct 6 ms 53852 KB Output is correct
23 Correct 5 ms 41564 KB Output is correct
24 Correct 3 ms 25180 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 7 ms 64180 KB Output is correct
28 Correct 6 ms 51800 KB Output is correct
29 Correct 6 ms 53848 KB Output is correct
30 Correct 4 ms 41560 KB Output is correct
31 Correct 4 ms 37468 KB Output is correct
32 Correct 5 ms 43608 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 0 ms 2396 KB Output is correct
35 Correct 6 ms 56028 KB Output is correct
36 Correct 5 ms 47708 KB Output is correct
37 Correct 4 ms 33372 KB Output is correct
38 Correct 4 ms 35512 KB Output is correct
39 Correct 5 ms 45660 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 1 ms 2392 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 146 ms 645092 KB Output is correct
3 Correct 76 ms 646192 KB Output is correct
4 Correct 76 ms 648168 KB Output is correct
5 Correct 73 ms 649552 KB Output is correct
6 Correct 72 ms 652712 KB Output is correct
7 Correct 72 ms 652004 KB Output is correct
8 Correct 72 ms 653860 KB Output is correct
9 Correct 78 ms 651704 KB Output is correct
10 Correct 74 ms 652884 KB Output is correct
11 Correct 74 ms 656724 KB Output is correct
12 Correct 32 ms 314460 KB Output is correct
13 Correct 48 ms 462160 KB Output is correct
14 Correct 66 ms 603732 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4440 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 2 ms 8540 KB Output is correct
5 Correct 2 ms 12636 KB Output is correct
6 Correct 2 ms 14868 KB Output is correct
7 Correct 2 ms 16888 KB Output is correct
8 Correct 2 ms 14684 KB Output is correct
9 Correct 2 ms 14876 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 12636 KB Output is correct
12 Correct 2 ms 12636 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 2 ms 14684 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 11 ms 55900 KB Output is correct
19 Correct 5 ms 45788 KB Output is correct
20 Correct 7 ms 59996 KB Output is correct
21 Correct 6 ms 47808 KB Output is correct
22 Correct 6 ms 53852 KB Output is correct
23 Correct 5 ms 41564 KB Output is correct
24 Correct 3 ms 25180 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 7 ms 64180 KB Output is correct
28 Correct 6 ms 51800 KB Output is correct
29 Correct 6 ms 53848 KB Output is correct
30 Correct 4 ms 41560 KB Output is correct
31 Correct 4 ms 37468 KB Output is correct
32 Correct 5 ms 43608 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 0 ms 2396 KB Output is correct
35 Correct 6 ms 56028 KB Output is correct
36 Correct 5 ms 47708 KB Output is correct
37 Correct 4 ms 33372 KB Output is correct
38 Correct 4 ms 35512 KB Output is correct
39 Correct 5 ms 45660 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 1 ms 2392 KB Output is correct
42 Correct 1 ms 6488 KB Output is correct
43 Correct 146 ms 645092 KB Output is correct
44 Correct 76 ms 646192 KB Output is correct
45 Correct 76 ms 648168 KB Output is correct
46 Correct 73 ms 649552 KB Output is correct
47 Correct 72 ms 652712 KB Output is correct
48 Correct 72 ms 652004 KB Output is correct
49 Correct 72 ms 653860 KB Output is correct
50 Correct 78 ms 651704 KB Output is correct
51 Correct 74 ms 652884 KB Output is correct
52 Correct 74 ms 656724 KB Output is correct
53 Correct 32 ms 314460 KB Output is correct
54 Correct 48 ms 462160 KB Output is correct
55 Correct 66 ms 603732 KB Output is correct
56 Correct 1 ms 2396 KB Output is correct
57 Correct 1 ms 2396 KB Output is correct
58 Correct 60 ms 406868 KB Output is correct
59 Correct 69 ms 486956 KB Output is correct
60 Correct 68 ms 466436 KB Output is correct
61 Correct 64 ms 443760 KB Output is correct
62 Correct 1 ms 2392 KB Output is correct
63 Correct 79 ms 649556 KB Output is correct
64 Correct 87 ms 640444 KB Output is correct
65 Correct 75 ms 605776 KB Output is correct
66 Correct 59 ms 451920 KB Output is correct
67 Correct 55 ms 396628 KB Output is correct
68 Correct 63 ms 456020 KB Output is correct
69 Correct 62 ms 449800 KB Output is correct
70 Correct 64 ms 460248 KB Output is correct
71 Correct 68 ms 474452 KB Output is correct
72 Correct 1 ms 2396 KB Output is correct
73 Correct 0 ms 2396 KB Output is correct