oj.uz

Submission #923836

# Submission time Handle Problem Language Result Execution time Memory
923836 2024-02-08T00:28:01 Z AdamGS Rope (JOI17_rope) C++17
100 / 100
 626 ms 85700 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=1e6+7;
vector<int>V[LIM];
int ile[LIM], ileile[LIM], wynik[LIM], sum, ma;
void dodaj(int x) {
  if(x==-1) return;
  --ileile[ile[x]];
  ++ile[x];
  ++ileile[ile[x]];
  ma=max(ma, ile[x]);
  ++sum;
}
void usun(int x) {
  if(x==-1) return;
  --ileile[ile[x]];
  --ile[x];
  ++ileile[ile[x]];
  if(!ileile[ma]) --ma;
  --sum;
}
void solve(vector<pair<int,int>>T, int m) {
  sum=ma=0;
  rep(i, LIM) {
    V[i].clear();
    ile[i]=ileile[i]=0;
  }
  int n=T.size();
  rep(i, n) {
    V[T[i].st].pb(i);
    if(T[i].nd!=-1 && T[i].nd!=T[i].st) V[T[i].nd].pb(i);
    dodaj(T[i].st);
    dodaj(T[i].nd);
  }
  rep(i, m) {
    int akt=0;
    for(auto j : V[i]) {
      usun(T[j].st);
      usun(T[j].nd);
      if(T[j].st!=i) ++akt;
      if(T[j].nd!=-1 && T[j].nd!=i) ++akt;
    }
    wynik[i]=min(wynik[i], akt+sum-ma);
    for(auto j : V[i]) {
      dodaj(T[j].st);
      dodaj(T[j].nd);
    }
  }
}
int main() {
  ios_base::sync_with_stdio(0); cin.tie(0);
  int n, m;
  cin >> n >> m;
  rep(i, m) wynik[i]=n;
  vector<int>T(n);
  rep(i, n) {
    cin >> T[i]; --T[i];
  }
  vector<pair<int,int>>P;
  if(n%2==0) {
    rep(i, n/2) P.pb({T[2*i], T[2*i+1]});
    solve(P, m);
    P.clear();
    P.pb({T[0], -1});
    rep(i, n/2-1) P.pb({T[2*i+1], T[2*i+2]});
    P.pb({T[n-1], -1});
    solve(P, m);
  } else {
    rep(i, n/2) P.pb({T[2*i], T[2*i+1]});
    P.pb({T[n-1], -1});
    solve(P, m);
    P.clear();
    P.pb({T[0], -1});
    rep(i, n/2) P.pb({T[2*i+1], T[2*i+2]});
    solve(P, m);
  }
  rep(i, m) cout << wynik[i] << '\n';
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 33372 KB Output is correct
2 Correct 11 ms 33372 KB Output is correct
3 Correct 11 ms 33444 KB Output is correct
4 Correct 11 ms 33624 KB Output is correct
5 Correct 11 ms 33372 KB Output is correct
6 Correct 10 ms 33372 KB Output is correct
7 Correct 11 ms 33368 KB Output is correct
8 Correct 11 ms 33372 KB Output is correct
9 Correct 11 ms 33372 KB Output is correct
10 Correct 11 ms 33224 KB Output is correct
11 Correct 11 ms 33368 KB Output is correct
12 Correct 11 ms 33372 KB Output is correct
13 Correct 12 ms 33452 KB Output is correct
14 Correct 11 ms 33368 KB Output is correct
15 Correct 11 ms 33372 KB Output is correct
16 Correct 11 ms 33372 KB Output is correct
17 Correct 11 ms 33372 KB Output is correct
18 Correct 11 ms 33452 KB Output is correct
19 Correct 11 ms 33368 KB Output is correct
20 Correct 11 ms 33432 KB Output is correct
21 Correct 13 ms 33372 KB Output is correct
22 Correct 11 ms 33372 KB Output is correct
23 Correct 11 ms 33372 KB Output is correct
24 Correct 11 ms 33432 KB Output is correct
25 Correct 11 ms 33372 KB Output is correct
26 Correct 11 ms 33372 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 33372 KB Output is correct
2 Correct 11 ms 33372 KB Output is correct
3 Correct 11 ms 33444 KB Output is correct
4 Correct 11 ms 33624 KB Output is correct
5 Correct 11 ms 33372 KB Output is correct
6 Correct 10 ms 33372 KB Output is correct
7 Correct 11 ms 33368 KB Output is correct
8 Correct 11 ms 33372 KB Output is correct
9 Correct 11 ms 33372 KB Output is correct
10 Correct 11 ms 33224 KB Output is correct
11 Correct 11 ms 33368 KB Output is correct
12 Correct 11 ms 33372 KB Output is correct
13 Correct 12 ms 33452 KB Output is correct
14 Correct 11 ms 33368 KB Output is correct
15 Correct 11 ms 33372 KB Output is correct
16 Correct 11 ms 33372 KB Output is correct
17 Correct 11 ms 33372 KB Output is correct
18 Correct 11 ms 33452 KB Output is correct
19 Correct 11 ms 33368 KB Output is correct
20 Correct 11 ms 33432 KB Output is correct
21 Correct 13 ms 33372 KB Output is correct
22 Correct 11 ms 33372 KB Output is correct
23 Correct 11 ms 33372 KB Output is correct
24 Correct 11 ms 33432 KB Output is correct
25 Correct 11 ms 33372 KB Output is correct
26 Correct 11 ms 33372 KB Output is correct
27 Correct 20 ms 35288 KB Output is correct
28 Correct 20 ms 35136 KB Output is correct
29 Correct 20 ms 35156 KB Output is correct
30 Correct 21 ms 35156 KB Output is correct
31 Correct 21 ms 35156 KB Output is correct
32 Correct 21 ms 35292 KB Output is correct
33 Correct 21 ms 35156 KB Output is correct
34 Correct 22 ms 35152 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 33372 KB Output is correct
2 Correct 11 ms 33372 KB Output is correct
3 Correct 11 ms 33444 KB Output is correct
4 Correct 11 ms 33624 KB Output is correct
5 Correct 11 ms 33372 KB Output is correct
6 Correct 10 ms 33372 KB Output is correct
7 Correct 11 ms 33368 KB Output is correct
8 Correct 11 ms 33372 KB Output is correct
9 Correct 11 ms 33372 KB Output is correct
10 Correct 11 ms 33224 KB Output is correct
11 Correct 11 ms 33368 KB Output is correct
12 Correct 11 ms 33372 KB Output is correct
13 Correct 12 ms 33452 KB Output is correct
14 Correct 11 ms 33368 KB Output is correct
15 Correct 11 ms 33372 KB Output is correct
16 Correct 11 ms 33372 KB Output is correct
17 Correct 11 ms 33372 KB Output is correct
18 Correct 11 ms 33452 KB Output is correct
19 Correct 11 ms 33368 KB Output is correct
20 Correct 11 ms 33432 KB Output is correct
21 Correct 13 ms 33372 KB Output is correct
22 Correct 11 ms 33372 KB Output is correct
23 Correct 11 ms 33372 KB Output is correct
24 Correct 11 ms 33432 KB Output is correct
25 Correct 11 ms 33372 KB Output is correct
26 Correct 11 ms 33372 KB Output is correct
27 Correct 20 ms 35288 KB Output is correct
28 Correct 20 ms 35136 KB Output is correct
29 Correct 20 ms 35156 KB Output is correct
30 Correct 21 ms 35156 KB Output is correct
31 Correct 21 ms 35156 KB Output is correct
32 Correct 21 ms 35292 KB Output is correct
33 Correct 21 ms 35156 KB Output is correct
34 Correct 22 ms 35152 KB Output is correct
35 Correct 22 ms 35156 KB Output is correct
36 Correct 22 ms 35116 KB Output is correct
37 Correct 24 ms 35464 KB Output is correct
38 Correct 22 ms 35156 KB Output is correct
39 Correct 22 ms 35168 KB Output is correct
40 Correct 22 ms 35292 KB Output is correct
41 Correct 21 ms 35288 KB Output is correct
42 Correct 21 ms 35156 KB Output is correct
43 Correct 21 ms 35288 KB Output is correct
44 Correct 22 ms 35292 KB Output is correct
45 Correct 21 ms 35292 KB Output is correct
46 Correct 27 ms 35640 KB Output is correct
47 Correct 21 ms 35292 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 33372 KB Output is correct
2 Correct 11 ms 33372 KB Output is correct
3 Correct 11 ms 33444 KB Output is correct
4 Correct 11 ms 33624 KB Output is correct
5 Correct 11 ms 33372 KB Output is correct
6 Correct 10 ms 33372 KB Output is correct
7 Correct 11 ms 33368 KB Output is correct
8 Correct 11 ms 33372 KB Output is correct
9 Correct 11 ms 33372 KB Output is correct
10 Correct 11 ms 33224 KB Output is correct
11 Correct 11 ms 33368 KB Output is correct
12 Correct 11 ms 33372 KB Output is correct
13 Correct 12 ms 33452 KB Output is correct
14 Correct 11 ms 33368 KB Output is correct
15 Correct 11 ms 33372 KB Output is correct
16 Correct 11 ms 33372 KB Output is correct
17 Correct 11 ms 33372 KB Output is correct
18 Correct 11 ms 33452 KB Output is correct
19 Correct 11 ms 33368 KB Output is correct
20 Correct 11 ms 33432 KB Output is correct
21 Correct 13 ms 33372 KB Output is correct
22 Correct 11 ms 33372 KB Output is correct
23 Correct 11 ms 33372 KB Output is correct
24 Correct 11 ms 33432 KB Output is correct
25 Correct 11 ms 33372 KB Output is correct
26 Correct 11 ms 33372 KB Output is correct
27 Correct 20 ms 35288 KB Output is correct
28 Correct 20 ms 35136 KB Output is correct
29 Correct 20 ms 35156 KB Output is correct
30 Correct 21 ms 35156 KB Output is correct
31 Correct 21 ms 35156 KB Output is correct
32 Correct 21 ms 35292 KB Output is correct
33 Correct 21 ms 35156 KB Output is correct
34 Correct 22 ms 35152 KB Output is correct
35 Correct 22 ms 35156 KB Output is correct
36 Correct 22 ms 35116 KB Output is correct
37 Correct 24 ms 35464 KB Output is correct
38 Correct 22 ms 35156 KB Output is correct
39 Correct 22 ms 35168 KB Output is correct
40 Correct 22 ms 35292 KB Output is correct
41 Correct 21 ms 35288 KB Output is correct
42 Correct 21 ms 35156 KB Output is correct
43 Correct 21 ms 35288 KB Output is correct
44 Correct 22 ms 35292 KB Output is correct
45 Correct 21 ms 35292 KB Output is correct
46 Correct 27 ms 35640 KB Output is correct
47 Correct 21 ms 35292 KB Output is correct
48 Correct 129 ms 51800 KB Output is correct
49 Correct 128 ms 51836 KB Output is correct
50 Correct 126 ms 51820 KB Output is correct
51 Correct 129 ms 51920 KB Output is correct
52 Correct 117 ms 50776 KB Output is correct
53 Correct 124 ms 51064 KB Output is correct
54 Correct 122 ms 50012 KB Output is correct
55 Correct 122 ms 49884 KB Output is correct
56 Correct 114 ms 49524 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 33372 KB Output is correct
2 Correct 11 ms 33372 KB Output is correct
3 Correct 11 ms 33444 KB Output is correct
4 Correct 11 ms 33624 KB Output is correct
5 Correct 11 ms 33372 KB Output is correct
6 Correct 10 ms 33372 KB Output is correct
7 Correct 11 ms 33368 KB Output is correct
8 Correct 11 ms 33372 KB Output is correct
9 Correct 11 ms 33372 KB Output is correct
10 Correct 11 ms 33224 KB Output is correct
11 Correct 11 ms 33368 KB Output is correct
12 Correct 11 ms 33372 KB Output is correct
13 Correct 12 ms 33452 KB Output is correct
14 Correct 11 ms 33368 KB Output is correct
15 Correct 11 ms 33372 KB Output is correct
16 Correct 11 ms 33372 KB Output is correct
17 Correct 11 ms 33372 KB Output is correct
18 Correct 11 ms 33452 KB Output is correct
19 Correct 11 ms 33368 KB Output is correct
20 Correct 11 ms 33432 KB Output is correct
21 Correct 13 ms 33372 KB Output is correct
22 Correct 11 ms 33372 KB Output is correct
23 Correct 11 ms 33372 KB Output is correct
24 Correct 11 ms 33432 KB Output is correct
25 Correct 11 ms 33372 KB Output is correct
26 Correct 11 ms 33372 KB Output is correct
27 Correct 20 ms 35288 KB Output is correct
28 Correct 20 ms 35136 KB Output is correct
29 Correct 20 ms 35156 KB Output is correct
30 Correct 21 ms 35156 KB Output is correct
31 Correct 21 ms 35156 KB Output is correct
32 Correct 21 ms 35292 KB Output is correct
33 Correct 21 ms 35156 KB Output is correct
34 Correct 22 ms 35152 KB Output is correct
35 Correct 22 ms 35156 KB Output is correct
36 Correct 22 ms 35116 KB Output is correct
37 Correct 24 ms 35464 KB Output is correct
38 Correct 22 ms 35156 KB Output is correct
39 Correct 22 ms 35168 KB Output is correct
40 Correct 22 ms 35292 KB Output is correct
41 Correct 21 ms 35288 KB Output is correct
42 Correct 21 ms 35156 KB Output is correct
43 Correct 21 ms 35288 KB Output is correct
44 Correct 22 ms 35292 KB Output is correct
45 Correct 21 ms 35292 KB Output is correct
46 Correct 27 ms 35640 KB Output is correct
47 Correct 21 ms 35292 KB Output is correct
48 Correct 129 ms 51800 KB Output is correct
49 Correct 128 ms 51836 KB Output is correct
50 Correct 126 ms 51820 KB Output is correct
51 Correct 129 ms 51920 KB Output is correct
52 Correct 117 ms 50776 KB Output is correct
53 Correct 124 ms 51064 KB Output is correct
54 Correct 122 ms 50012 KB Output is correct
55 Correct 122 ms 49884 KB Output is correct
56 Correct 114 ms 49524 KB Output is correct
57 Correct 626 ms 85700 KB Output is correct
58 Correct 474 ms 76924 KB Output is correct
59 Correct 496 ms 76852 KB Output is correct
60 Correct 531 ms 80916 KB Output is correct
61 Correct 519 ms 80916 KB Output is correct
62 Correct 229 ms 68412 KB Output is correct
63 Correct 335 ms 72676 KB Output is correct
64 Correct 265 ms 70080 KB Output is correct
65 Correct 174 ms 63144 KB Output is correct