oj.uz

Submission #83439

# Submission time Handle Problem Language Result Execution time Memory
83439 2018-11-07T15:22:54 Z Bodo171 Rope (JOI17_rope) C++14
100 / 100
 1545 ms 121688 KB 
#include <iostream>
#include <fstream>
#include <vector>
using namespace std;
const int nmax=1000*1000+5;
vector<int> l[nmax],v[nmax];
int pr[nmax];
int comb[nmax];
int a[nmax],ap[nmax],ans[nmax];
int n,m,i,j,nr,pnt;
int check(int a,int b)
{
    return n-(ap[a]+ap[b]-comb[b]);
}
void solve(int st,int dr)
{
    for(i=1;i<=m;i++)
        v[i].clear();
    for(i=st;i<dr;i+=2)
        if(a[i]!=a[i+1])
        {
            v[a[i]].push_back(a[i+1]);
            v[a[i+1]].push_back(a[i]);
        }
    for(i=1;i<=m;i++)
    {
        for(j=0;j<v[i].size();j++)
            comb[v[i][j]]++;
        for(j=0;j<v[i].size();j++)
            ans[i]=min(check(i,v[i][j]),ans[i]);
        pnt=m;
        while(pnt>0&&(comb[pr[pnt]]||pr[pnt]==i))
            pnt--;
        if(pnt)
            ans[i]=min(check(i,pr[pnt]),ans[i]);
        for(j=0;j<v[i].size();j++)
            comb[v[i][j]]--;
    }
}
int main()
{
    //freopen("data.in","r",stdin);
    ios_base::sync_with_stdio(false);
    cin>>n>>m;
    for(i=1;i<=m;i++)
        ans[i]=n;
    for(i=1;i<=n;i++)
    {
        cin>>a[i];
        ap[a[i]]++;
        ans[a[i]]--;
    }
    nr=0;
    for(i=1;i<=m;i++)
        l[ap[i]].push_back(i);
    for(i=1;i<=n;i++)
        for(j=0;j<l[i].size();j++)
          pr[++nr]=l[i][j];
    solve(1,n-n%2);
    solve(2,n-1+n%2);
    for(i=1;i<=m;i++)
        cout<<ans[i]<<'\n';
    return 0;
}

Compilation message

rope.cpp: In function 'void solve(int, int)':
rope.cpp:27:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<v[i].size();j++)
                 ~^~~~~~~~~~~~
rope.cpp:29:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<v[i].size();j++)
                 ~^~~~~~~~~~~~
rope.cpp:36:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<v[i].size();j++)
                 ~^~~~~~~~~~~~
rope.cpp: In function 'int main()':
rope.cpp:57:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<l[i].size();j++)
                 ~^~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 47352 KB Output is correct
2 Correct 47 ms 47352 KB Output is correct
3 Correct 45 ms 47384 KB Output is correct
4 Correct 44 ms 47432 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 48 ms 47480 KB Output is correct
7 Correct 45 ms 47528 KB Output is correct
8 Correct 46 ms 47540 KB Output is correct
9 Correct 48 ms 47588 KB Output is correct
10 Correct 46 ms 47588 KB Output is correct
11 Correct 46 ms 47588 KB Output is correct
12 Correct 45 ms 47684 KB Output is correct
13 Correct 47 ms 47684 KB Output is correct
14 Correct 46 ms 47696 KB Output is correct
15 Correct 51 ms 47696 KB Output is correct
16 Correct 44 ms 47696 KB Output is correct
17 Correct 46 ms 47696 KB Output is correct
18 Correct 45 ms 47696 KB Output is correct
19 Correct 48 ms 47696 KB Output is correct
20 Correct 47 ms 47696 KB Output is correct
21 Correct 44 ms 47696 KB Output is correct
22 Correct 50 ms 47696 KB Output is correct
23 Correct 48 ms 47696 KB Output is correct
24 Correct 43 ms 47696 KB Output is correct
25 Correct 45 ms 47696 KB Output is correct
26 Correct 44 ms 47728 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 47352 KB Output is correct
2 Correct 47 ms 47352 KB Output is correct
3 Correct 45 ms 47384 KB Output is correct
4 Correct 44 ms 47432 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 48 ms 47480 KB Output is correct
7 Correct 45 ms 47528 KB Output is correct
8 Correct 46 ms 47540 KB Output is correct
9 Correct 48 ms 47588 KB Output is correct
10 Correct 46 ms 47588 KB Output is correct
11 Correct 46 ms 47588 KB Output is correct
12 Correct 45 ms 47684 KB Output is correct
13 Correct 47 ms 47684 KB Output is correct
14 Correct 46 ms 47696 KB Output is correct
15 Correct 51 ms 47696 KB Output is correct
16 Correct 44 ms 47696 KB Output is correct
17 Correct 46 ms 47696 KB Output is correct
18 Correct 45 ms 47696 KB Output is correct
19 Correct 48 ms 47696 KB Output is correct
20 Correct 47 ms 47696 KB Output is correct
21 Correct 44 ms 47696 KB Output is correct
22 Correct 50 ms 47696 KB Output is correct
23 Correct 48 ms 47696 KB Output is correct
24 Correct 43 ms 47696 KB Output is correct
25 Correct 45 ms 47696 KB Output is correct
26 Correct 44 ms 47728 KB Output is correct
27 Correct 59 ms 48728 KB Output is correct
28 Correct 58 ms 48884 KB Output is correct
29 Correct 57 ms 49120 KB Output is correct
30 Correct 56 ms 49120 KB Output is correct
31 Correct 58 ms 49276 KB Output is correct
32 Correct 55 ms 49276 KB Output is correct
33 Correct 55 ms 49276 KB Output is correct
34 Correct 57 ms 49276 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 47352 KB Output is correct
2 Correct 47 ms 47352 KB Output is correct
3 Correct 45 ms 47384 KB Output is correct
4 Correct 44 ms 47432 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 48 ms 47480 KB Output is correct
7 Correct 45 ms 47528 KB Output is correct
8 Correct 46 ms 47540 KB Output is correct
9 Correct 48 ms 47588 KB Output is correct
10 Correct 46 ms 47588 KB Output is correct
11 Correct 46 ms 47588 KB Output is correct
12 Correct 45 ms 47684 KB Output is correct
13 Correct 47 ms 47684 KB Output is correct
14 Correct 46 ms 47696 KB Output is correct
15 Correct 51 ms 47696 KB Output is correct
16 Correct 44 ms 47696 KB Output is correct
17 Correct 46 ms 47696 KB Output is correct
18 Correct 45 ms 47696 KB Output is correct
19 Correct 48 ms 47696 KB Output is correct
20 Correct 47 ms 47696 KB Output is correct
21 Correct 44 ms 47696 KB Output is correct
22 Correct 50 ms 47696 KB Output is correct
23 Correct 48 ms 47696 KB Output is correct
24 Correct 43 ms 47696 KB Output is correct
25 Correct 45 ms 47696 KB Output is correct
26 Correct 44 ms 47728 KB Output is correct
27 Correct 59 ms 48728 KB Output is correct
28 Correct 58 ms 48884 KB Output is correct
29 Correct 57 ms 49120 KB Output is correct
30 Correct 56 ms 49120 KB Output is correct
31 Correct 58 ms 49276 KB Output is correct
32 Correct 55 ms 49276 KB Output is correct
33 Correct 55 ms 49276 KB Output is correct
34 Correct 57 ms 49276 KB Output is correct
35 Correct 69 ms 49276 KB Output is correct
36 Correct 57 ms 49276 KB Output is correct
37 Correct 60 ms 49276 KB Output is correct
38 Correct 60 ms 49276 KB Output is correct
39 Correct 57 ms 49276 KB Output is correct
40 Correct 61 ms 49276 KB Output is correct
41 Correct 58 ms 49276 KB Output is correct
42 Correct 65 ms 49276 KB Output is correct
43 Correct 60 ms 49276 KB Output is correct
44 Correct 58 ms 49276 KB Output is correct
45 Correct 58 ms 49276 KB Output is correct
46 Correct 62 ms 49276 KB Output is correct
47 Correct 128 ms 49288 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 47352 KB Output is correct
2 Correct 47 ms 47352 KB Output is correct
3 Correct 45 ms 47384 KB Output is correct
4 Correct 44 ms 47432 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 48 ms 47480 KB Output is correct
7 Correct 45 ms 47528 KB Output is correct
8 Correct 46 ms 47540 KB Output is correct
9 Correct 48 ms 47588 KB Output is correct
10 Correct 46 ms 47588 KB Output is correct
11 Correct 46 ms 47588 KB Output is correct
12 Correct 45 ms 47684 KB Output is correct
13 Correct 47 ms 47684 KB Output is correct
14 Correct 46 ms 47696 KB Output is correct
15 Correct 51 ms 47696 KB Output is correct
16 Correct 44 ms 47696 KB Output is correct
17 Correct 46 ms 47696 KB Output is correct
18 Correct 45 ms 47696 KB Output is correct
19 Correct 48 ms 47696 KB Output is correct
20 Correct 47 ms 47696 KB Output is correct
21 Correct 44 ms 47696 KB Output is correct
22 Correct 50 ms 47696 KB Output is correct
23 Correct 48 ms 47696 KB Output is correct
24 Correct 43 ms 47696 KB Output is correct
25 Correct 45 ms 47696 KB Output is correct
26 Correct 44 ms 47728 KB Output is correct
27 Correct 59 ms 48728 KB Output is correct
28 Correct 58 ms 48884 KB Output is correct
29 Correct 57 ms 49120 KB Output is correct
30 Correct 56 ms 49120 KB Output is correct
31 Correct 58 ms 49276 KB Output is correct
32 Correct 55 ms 49276 KB Output is correct
33 Correct 55 ms 49276 KB Output is correct
34 Correct 57 ms 49276 KB Output is correct
35 Correct 69 ms 49276 KB Output is correct
36 Correct 57 ms 49276 KB Output is correct
37 Correct 60 ms 49276 KB Output is correct
38 Correct 60 ms 49276 KB Output is correct
39 Correct 57 ms 49276 KB Output is correct
40 Correct 61 ms 49276 KB Output is correct
41 Correct 58 ms 49276 KB Output is correct
42 Correct 65 ms 49276 KB Output is correct
43 Correct 60 ms 49276 KB Output is correct
44 Correct 58 ms 49276 KB Output is correct
45 Correct 58 ms 49276 KB Output is correct
46 Correct 62 ms 49276 KB Output is correct
47 Correct 128 ms 49288 KB Output is correct
48 Correct 222 ms 58888 KB Output is correct
49 Correct 215 ms 59000 KB Output is correct
50 Correct 208 ms 59000 KB Output is correct
51 Correct 204 ms 59000 KB Output is correct
52 Correct 217 ms 59000 KB Output is correct
53 Correct 197 ms 59000 KB Output is correct
54 Correct 196 ms 59000 KB Output is correct
55 Correct 220 ms 59000 KB Output is correct
56 Correct 179 ms 59000 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 47352 KB Output is correct
2 Correct 47 ms 47352 KB Output is correct
3 Correct 45 ms 47384 KB Output is correct
4 Correct 44 ms 47432 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 48 ms 47480 KB Output is correct
7 Correct 45 ms 47528 KB Output is correct
8 Correct 46 ms 47540 KB Output is correct
9 Correct 48 ms 47588 KB Output is correct
10 Correct 46 ms 47588 KB Output is correct
11 Correct 46 ms 47588 KB Output is correct
12 Correct 45 ms 47684 KB Output is correct
13 Correct 47 ms 47684 KB Output is correct
14 Correct 46 ms 47696 KB Output is correct
15 Correct 51 ms 47696 KB Output is correct
16 Correct 44 ms 47696 KB Output is correct
17 Correct 46 ms 47696 KB Output is correct
18 Correct 45 ms 47696 KB Output is correct
19 Correct 48 ms 47696 KB Output is correct
20 Correct 47 ms 47696 KB Output is correct
21 Correct 44 ms 47696 KB Output is correct
22 Correct 50 ms 47696 KB Output is correct
23 Correct 48 ms 47696 KB Output is correct
24 Correct 43 ms 47696 KB Output is correct
25 Correct 45 ms 47696 KB Output is correct
26 Correct 44 ms 47728 KB Output is correct
27 Correct 59 ms 48728 KB Output is correct
28 Correct 58 ms 48884 KB Output is correct
29 Correct 57 ms 49120 KB Output is correct
30 Correct 56 ms 49120 KB Output is correct
31 Correct 58 ms 49276 KB Output is correct
32 Correct 55 ms 49276 KB Output is correct
33 Correct 55 ms 49276 KB Output is correct
34 Correct 57 ms 49276 KB Output is correct
35 Correct 69 ms 49276 KB Output is correct
36 Correct 57 ms 49276 KB Output is correct
37 Correct 60 ms 49276 KB Output is correct
38 Correct 60 ms 49276 KB Output is correct
39 Correct 57 ms 49276 KB Output is correct
40 Correct 61 ms 49276 KB Output is correct
41 Correct 58 ms 49276 KB Output is correct
42 Correct 65 ms 49276 KB Output is correct
43 Correct 60 ms 49276 KB Output is correct
44 Correct 58 ms 49276 KB Output is correct
45 Correct 58 ms 49276 KB Output is correct
46 Correct 62 ms 49276 KB Output is correct
47 Correct 128 ms 49288 KB Output is correct
48 Correct 222 ms 58888 KB Output is correct
49 Correct 215 ms 59000 KB Output is correct
50 Correct 208 ms 59000 KB Output is correct
51 Correct 204 ms 59000 KB Output is correct
52 Correct 217 ms 59000 KB Output is correct
53 Correct 197 ms 59000 KB Output is correct
54 Correct 196 ms 59000 KB Output is correct
55 Correct 220 ms 59000 KB Output is correct
56 Correct 179 ms 59000 KB Output is correct
57 Correct 1545 ms 109968 KB Output is correct
58 Correct 1212 ms 109968 KB Output is correct
59 Correct 1217 ms 109968 KB Output is correct
60 Correct 1364 ms 112792 KB Output is correct
61 Correct 1377 ms 119544 KB Output is correct
62 Correct 500 ms 119544 KB Output is correct
63 Correct 644 ms 119544 KB Output is correct
64 Correct 543 ms 121688 KB Output is correct
65 Correct 299 ms 121688 KB Output is correct