답안 #1043883

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1043883	2024-08-05T02:50:49 Z	juicy	Rope (JOI17_rope)	C++17	100 / 100	1307 ms	92184 KB

rope

#include <bits/stdc++.h>

using namespace std;

#ifdef LOCAL
#include "debug.h"
#else
#define debug(...) 42
#endif

const int N = 1e6 + 5;

int n, m;
int c[N], res[N], cnt[N], s[4 * N];
vector<int> g[N];

void bld(int id = 1, int l = 1, int r = m) {
  if (l == r) {
    s[id] = cnt[l];
    return;
  }
  int md = (l + r) / 2;
  bld(id * 2, l, md);
  bld(id * 2 + 1, md + 1, r);
  s[id] = max(s[id * 2], s[id * 2 + 1]); 
}

void upd(int i, int x, int id = 1, int l = 1, int r = m) {
  if (l == r) {
    s[id] += x;
    return;
  }
  int md = (l + r) / 2;
  if (i <= md) {
    upd(i, x, id * 2, l, md);
  } else {
    upd(i, x, id * 2 + 1, md + 1, r);
  }
  s[id] = max(s[id * 2], s[id * 2 + 1]);
}

void add(int u, int v) {
  g[u].push_back(v);
  g[v].push_back(u);
} 

void solve(int p) {
  for (int i = 1; i <= m; ++i) {
    g[i].clear();
  }
  bld();
  for (int i = p; i + 1 <= n; i += 2) {
    if (c[i] != c[i + 1]) {
      add(c[i], c[i + 1]);
    }
  }
  for (int i = 1; i <= m; ++i) {
    upd(i, -cnt[i]);
    for (int j : g[i]) {
      upd(j, -1);
    }
    res[i] = max(res[i], cnt[i] + s[1]);
    for (int j : g[i]) {
      upd(j, 1);
    }
    upd(i, cnt[i]);
  }
}

int main() {
  ios::sync_with_stdio(false); cin.tie(nullptr);

  cin >> n >> m;
  for (int i = 1; i <= n; ++i) {
    cin >> c[i];
    ++cnt[c[i]];
  }
  solve(1);
  solve(2);
  for (int i = 1; i <= m; ++i) {
    cout << n - res[i] << "\n";
  }
  return 0;
}

Subtask #1
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	29276 KB	Output is correct
2	Correct	4 ms	29276 KB	Output is correct
3	Correct	4 ms	29276 KB	Output is correct
4	Correct	4 ms	29276 KB	Output is correct
5	Correct	4 ms	29276 KB	Output is correct
6	Correct	4 ms	29276 KB	Output is correct
7	Correct	3 ms	29276 KB	Output is correct
8	Correct	4 ms	29276 KB	Output is correct
9	Correct	3 ms	29276 KB	Output is correct
10	Correct	4 ms	29276 KB	Output is correct
11	Correct	4 ms	29276 KB	Output is correct
12	Correct	4 ms	29360 KB	Output is correct
13	Correct	4 ms	29276 KB	Output is correct
14	Correct	4 ms	29276 KB	Output is correct
15	Correct	3 ms	29276 KB	Output is correct
16	Correct	3 ms	29276 KB	Output is correct
17	Correct	4 ms	29276 KB	Output is correct
18	Correct	4 ms	29276 KB	Output is correct
19	Correct	4 ms	29276 KB	Output is correct
20	Correct	4 ms	29276 KB	Output is correct
21	Correct	4 ms	29276 KB	Output is correct
22	Correct	4 ms	29276 KB	Output is correct
23	Correct	4 ms	29276 KB	Output is correct
24	Correct	4 ms	29276 KB	Output is correct
25	Correct	4 ms	29276 KB	Output is correct
26	Correct	4 ms	29276 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	29276 KB	Output is correct
2	Correct	4 ms	29276 KB	Output is correct
3	Correct	4 ms	29276 KB	Output is correct
4	Correct	4 ms	29276 KB	Output is correct
5	Correct	4 ms	29276 KB	Output is correct
6	Correct	4 ms	29276 KB	Output is correct
7	Correct	3 ms	29276 KB	Output is correct
8	Correct	4 ms	29276 KB	Output is correct
9	Correct	3 ms	29276 KB	Output is correct
10	Correct	4 ms	29276 KB	Output is correct
11	Correct	4 ms	29276 KB	Output is correct
12	Correct	4 ms	29360 KB	Output is correct
13	Correct	4 ms	29276 KB	Output is correct
14	Correct	4 ms	29276 KB	Output is correct
15	Correct	3 ms	29276 KB	Output is correct
16	Correct	3 ms	29276 KB	Output is correct
17	Correct	4 ms	29276 KB	Output is correct
18	Correct	4 ms	29276 KB	Output is correct
19	Correct	4 ms	29276 KB	Output is correct
20	Correct	4 ms	29276 KB	Output is correct
21	Correct	4 ms	29276 KB	Output is correct
22	Correct	4 ms	29276 KB	Output is correct
23	Correct	4 ms	29276 KB	Output is correct
24	Correct	4 ms	29276 KB	Output is correct
25	Correct	4 ms	29276 KB	Output is correct
26	Correct	4 ms	29276 KB	Output is correct
27	Correct	15 ms	30044 KB	Output is correct
28	Correct	11 ms	30044 KB	Output is correct
29	Correct	13 ms	30140 KB	Output is correct
30	Correct	11 ms	29788 KB	Output is correct
31	Correct	14 ms	30044 KB	Output is correct
32	Correct	10 ms	30084 KB	Output is correct
33	Correct	15 ms	30044 KB	Output is correct
34	Correct	11 ms	29788 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	29276 KB	Output is correct
2	Correct	4 ms	29276 KB	Output is correct
3	Correct	4 ms	29276 KB	Output is correct
4	Correct	4 ms	29276 KB	Output is correct
5	Correct	4 ms	29276 KB	Output is correct
6	Correct	4 ms	29276 KB	Output is correct
7	Correct	3 ms	29276 KB	Output is correct
8	Correct	4 ms	29276 KB	Output is correct
9	Correct	3 ms	29276 KB	Output is correct
10	Correct	4 ms	29276 KB	Output is correct
11	Correct	4 ms	29276 KB	Output is correct
12	Correct	4 ms	29360 KB	Output is correct
13	Correct	4 ms	29276 KB	Output is correct
14	Correct	4 ms	29276 KB	Output is correct
15	Correct	3 ms	29276 KB	Output is correct
16	Correct	3 ms	29276 KB	Output is correct
17	Correct	4 ms	29276 KB	Output is correct
18	Correct	4 ms	29276 KB	Output is correct
19	Correct	4 ms	29276 KB	Output is correct
20	Correct	4 ms	29276 KB	Output is correct
21	Correct	4 ms	29276 KB	Output is correct
22	Correct	4 ms	29276 KB	Output is correct
23	Correct	4 ms	29276 KB	Output is correct
24	Correct	4 ms	29276 KB	Output is correct
25	Correct	4 ms	29276 KB	Output is correct
26	Correct	4 ms	29276 KB	Output is correct
27	Correct	15 ms	30044 KB	Output is correct
28	Correct	11 ms	30044 KB	Output is correct
29	Correct	13 ms	30140 KB	Output is correct
30	Correct	11 ms	29788 KB	Output is correct
31	Correct	14 ms	30044 KB	Output is correct
32	Correct	10 ms	30084 KB	Output is correct
33	Correct	15 ms	30044 KB	Output is correct
34	Correct	11 ms	29788 KB	Output is correct
35	Correct	25 ms	30300 KB	Output is correct
36	Correct	25 ms	30300 KB	Output is correct
37	Correct	25 ms	30300 KB	Output is correct
38	Correct	25 ms	30300 KB	Output is correct
39	Correct	25 ms	30300 KB	Output is correct
40	Correct	20 ms	30300 KB	Output is correct
41	Correct	20 ms	30404 KB	Output is correct
42	Correct	20 ms	30384 KB	Output is correct
43	Correct	19 ms	30300 KB	Output is correct
44	Correct	25 ms	30400 KB	Output is correct
45	Correct	25 ms	30300 KB	Output is correct
46	Correct	20 ms	30300 KB	Output is correct
47	Correct	19 ms	30300 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	29276 KB	Output is correct
2	Correct	4 ms	29276 KB	Output is correct
3	Correct	4 ms	29276 KB	Output is correct
4	Correct	4 ms	29276 KB	Output is correct
5	Correct	4 ms	29276 KB	Output is correct
6	Correct	4 ms	29276 KB	Output is correct
7	Correct	3 ms	29276 KB	Output is correct
8	Correct	4 ms	29276 KB	Output is correct
9	Correct	3 ms	29276 KB	Output is correct
10	Correct	4 ms	29276 KB	Output is correct
11	Correct	4 ms	29276 KB	Output is correct
12	Correct	4 ms	29360 KB	Output is correct
13	Correct	4 ms	29276 KB	Output is correct
14	Correct	4 ms	29276 KB	Output is correct
15	Correct	3 ms	29276 KB	Output is correct
16	Correct	3 ms	29276 KB	Output is correct
17	Correct	4 ms	29276 KB	Output is correct
18	Correct	4 ms	29276 KB	Output is correct
19	Correct	4 ms	29276 KB	Output is correct
20	Correct	4 ms	29276 KB	Output is correct
21	Correct	4 ms	29276 KB	Output is correct
22	Correct	4 ms	29276 KB	Output is correct
23	Correct	4 ms	29276 KB	Output is correct
24	Correct	4 ms	29276 KB	Output is correct
25	Correct	4 ms	29276 KB	Output is correct
26	Correct	4 ms	29276 KB	Output is correct
27	Correct	15 ms	30044 KB	Output is correct
28	Correct	11 ms	30044 KB	Output is correct
29	Correct	13 ms	30140 KB	Output is correct
30	Correct	11 ms	29788 KB	Output is correct
31	Correct	14 ms	30044 KB	Output is correct
32	Correct	10 ms	30084 KB	Output is correct
33	Correct	15 ms	30044 KB	Output is correct
34	Correct	11 ms	29788 KB	Output is correct
35	Correct	25 ms	30300 KB	Output is correct
36	Correct	25 ms	30300 KB	Output is correct
37	Correct	25 ms	30300 KB	Output is correct
38	Correct	25 ms	30300 KB	Output is correct
39	Correct	25 ms	30300 KB	Output is correct
40	Correct	20 ms	30300 KB	Output is correct
41	Correct	20 ms	30404 KB	Output is correct
42	Correct	20 ms	30384 KB	Output is correct
43	Correct	19 ms	30300 KB	Output is correct
44	Correct	25 ms	30400 KB	Output is correct
45	Correct	25 ms	30300 KB	Output is correct
46	Correct	20 ms	30300 KB	Output is correct
47	Correct	19 ms	30300 KB	Output is correct
48	Correct	296 ms	44076 KB	Output is correct
49	Correct	295 ms	43984 KB	Output is correct
50	Correct	286 ms	43860 KB	Output is correct
51	Correct	275 ms	43608 KB	Output is correct
52	Correct	272 ms	42324 KB	Output is correct
53	Correct	224 ms	43092 KB	Output is correct
54	Correct	224 ms	42068 KB	Output is correct
55	Correct	206 ms	42048 KB	Output is correct
56	Correct	204 ms	41556 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	29276 KB	Output is correct
2	Correct	4 ms	29276 KB	Output is correct
3	Correct	4 ms	29276 KB	Output is correct
4	Correct	4 ms	29276 KB	Output is correct
5	Correct	4 ms	29276 KB	Output is correct
6	Correct	4 ms	29276 KB	Output is correct
7	Correct	3 ms	29276 KB	Output is correct
8	Correct	4 ms	29276 KB	Output is correct
9	Correct	3 ms	29276 KB	Output is correct
10	Correct	4 ms	29276 KB	Output is correct
11	Correct	4 ms	29276 KB	Output is correct
12	Correct	4 ms	29360 KB	Output is correct
13	Correct	4 ms	29276 KB	Output is correct
14	Correct	4 ms	29276 KB	Output is correct
15	Correct	3 ms	29276 KB	Output is correct
16	Correct	3 ms	29276 KB	Output is correct
17	Correct	4 ms	29276 KB	Output is correct
18	Correct	4 ms	29276 KB	Output is correct
19	Correct	4 ms	29276 KB	Output is correct
20	Correct	4 ms	29276 KB	Output is correct
21	Correct	4 ms	29276 KB	Output is correct
22	Correct	4 ms	29276 KB	Output is correct
23	Correct	4 ms	29276 KB	Output is correct
24	Correct	4 ms	29276 KB	Output is correct
25	Correct	4 ms	29276 KB	Output is correct
26	Correct	4 ms	29276 KB	Output is correct
27	Correct	15 ms	30044 KB	Output is correct
28	Correct	11 ms	30044 KB	Output is correct
29	Correct	13 ms	30140 KB	Output is correct
30	Correct	11 ms	29788 KB	Output is correct
31	Correct	14 ms	30044 KB	Output is correct
32	Correct	10 ms	30084 KB	Output is correct
33	Correct	15 ms	30044 KB	Output is correct
34	Correct	11 ms	29788 KB	Output is correct
35	Correct	25 ms	30300 KB	Output is correct
36	Correct	25 ms	30300 KB	Output is correct
37	Correct	25 ms	30300 KB	Output is correct
38	Correct	25 ms	30300 KB	Output is correct
39	Correct	25 ms	30300 KB	Output is correct
40	Correct	20 ms	30300 KB	Output is correct
41	Correct	20 ms	30404 KB	Output is correct
42	Correct	20 ms	30384 KB	Output is correct
43	Correct	19 ms	30300 KB	Output is correct
44	Correct	25 ms	30400 KB	Output is correct
45	Correct	25 ms	30300 KB	Output is correct
46	Correct	20 ms	30300 KB	Output is correct
47	Correct	19 ms	30300 KB	Output is correct
48	Correct	296 ms	44076 KB	Output is correct
49	Correct	295 ms	43984 KB	Output is correct
50	Correct	286 ms	43860 KB	Output is correct
51	Correct	275 ms	43608 KB	Output is correct
52	Correct	272 ms	42324 KB	Output is correct
53	Correct	224 ms	43092 KB	Output is correct
54	Correct	224 ms	42068 KB	Output is correct
55	Correct	206 ms	42048 KB	Output is correct
56	Correct	204 ms	41556 KB	Output is correct
57	Correct	1307 ms	92184 KB	Output is correct
58	Correct	1006 ms	76848 KB	Output is correct
59	Correct	969 ms	76884 KB	Output is correct
60	Correct	1032 ms	80592 KB	Output is correct
61	Correct	1041 ms	80628 KB	Output is correct
62	Correct	549 ms	61268 KB	Output is correct
63	Correct	744 ms	65752 KB	Output is correct
64	Correct	626 ms	63064 KB	Output is correct
65	Correct	434 ms	53360 KB	Output is correct

답안 #1043883

Compilation message

Subtask #1 15.0 / 15.0

Subtask #2 30.0 / 30.0

Subtask #3 10.0 / 10.0

Subtask #4 25.0 / 25.0

Subtask #5 20.0 / 20.0

Subtask #1
15.0 / 15.0

Subtask #2
30.0 / 30.0

Subtask #3
10.0 / 10.0

Subtask #4
25.0 / 25.0

Subtask #5
20.0 / 20.0