oj.uz

Submission #537648

# Submission time Handle Problem Language Result Execution time Memory
537648 2022-03-15T10:43:32 Z qwerasdfzxcl Rope (JOI17_rope) C++14
100 / 100
 1332 ms 136976 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
int a[1001000], cnt[1001000];
struct Seg{
    int tree[2002000], sz;
    void init(int n){
        sz = n;
        for (int i=sz;i<sz*2;i++) tree[i] = cnt[i-sz];
        for (int i=sz-1;i;i--) tree[i] = max(tree[i<<1], tree[i<<1|1]);
    }
    void update(int p, int x){
        for (tree[p+=sz]+=x;p>1;p>>=1) tree[p>>1] = max(tree[p], tree[p^1]);
    }
}tree;
vector<int> E[1001000], O[1001000];

int main(){
    int n, m;
    scanf("%d %d", &n, &m);
    for (int i=1;i<=n;i++){
        scanf("%d", a+i);
        cnt[a[i]]++;
    }
    tree.init(m+1);

    for (int i=1;i<=n;i+=2){
        if (i+1<=n && a[i]!=a[i+1]){
            O[a[i]].push_back(a[i+1]);
            O[a[i+1]].push_back(a[i]);
        }
    }

    for (int i=2;i<=n;i+=2){
        if (i+1<=n && a[i]!=a[i+1]){
            E[a[i]].push_back(a[i+1]);
            E[a[i+1]].push_back(a[i]);
        }
    }

    for (int i=1;i<=m;i++){
        int ans = 1e9;
        tree.update(i, -cnt[i]);

        for (auto &x:O[i]) tree.update(x, -1);
        ans = min(ans, (int)O[i].size() + n - (cnt[i] + (int)O[i].size() + tree.tree[1]));
        for (auto &x: O[i]) tree.update(x, 1);
        //printf("%d ", ans);

        for (auto &x:E[i]) tree.update(x, -1);
        ans = min(ans, (int)E[i].size() + n - (cnt[i] + (int)E[i].size() + tree.tree[1]));
        for (auto &x: E[i]) tree.update(x, 1);

        tree.update(i, cnt[i]);
        printf("%d\n", ans);
    }
    return 0;
}

Compilation message

rope.cpp: In function 'int main()':
rope.cpp:21:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |     scanf("%d %d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~~
rope.cpp:23:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |         scanf("%d", a+i);
      |         ~~~~~^~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 47316 KB Output is correct
2 Correct 26 ms 47316 KB Output is correct
3 Correct 25 ms 47424 KB Output is correct
4 Correct 25 ms 47320 KB Output is correct
5 Correct 29 ms 47304 KB Output is correct
6 Correct 25 ms 47292 KB Output is correct
7 Correct 25 ms 47316 KB Output is correct
8 Correct 25 ms 47256 KB Output is correct
9 Correct 26 ms 47240 KB Output is correct
10 Correct 30 ms 47320 KB Output is correct
11 Correct 26 ms 47340 KB Output is correct
12 Correct 27 ms 47316 KB Output is correct
13 Correct 32 ms 47340 KB Output is correct
14 Correct 25 ms 47316 KB Output is correct
15 Correct 25 ms 47316 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 26 ms 47312 KB Output is correct
18 Correct 26 ms 47316 KB Output is correct
19 Correct 26 ms 47304 KB Output is correct
20 Correct 28 ms 47244 KB Output is correct
21 Correct 27 ms 47336 KB Output is correct
22 Correct 26 ms 47316 KB Output is correct
23 Correct 25 ms 47244 KB Output is correct
24 Correct 25 ms 47316 KB Output is correct
25 Correct 25 ms 47316 KB Output is correct
26 Correct 25 ms 47224 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 47316 KB Output is correct
2 Correct 26 ms 47316 KB Output is correct
3 Correct 25 ms 47424 KB Output is correct
4 Correct 25 ms 47320 KB Output is correct
5 Correct 29 ms 47304 KB Output is correct
6 Correct 25 ms 47292 KB Output is correct
7 Correct 25 ms 47316 KB Output is correct
8 Correct 25 ms 47256 KB Output is correct
9 Correct 26 ms 47240 KB Output is correct
10 Correct 30 ms 47320 KB Output is correct
11 Correct 26 ms 47340 KB Output is correct
12 Correct 27 ms 47316 KB Output is correct
13 Correct 32 ms 47340 KB Output is correct
14 Correct 25 ms 47316 KB Output is correct
15 Correct 25 ms 47316 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 26 ms 47312 KB Output is correct
18 Correct 26 ms 47316 KB Output is correct
19 Correct 26 ms 47304 KB Output is correct
20 Correct 28 ms 47244 KB Output is correct
21 Correct 27 ms 47336 KB Output is correct
22 Correct 26 ms 47316 KB Output is correct
23 Correct 25 ms 47244 KB Output is correct
24 Correct 25 ms 47316 KB Output is correct
25 Correct 25 ms 47316 KB Output is correct
26 Correct 25 ms 47224 KB Output is correct
27 Correct 40 ms 48952 KB Output is correct
28 Correct 38 ms 48756 KB Output is correct
29 Correct 43 ms 48944 KB Output is correct
30 Correct 36 ms 48556 KB Output is correct
31 Correct 37 ms 49056 KB Output is correct
32 Correct 37 ms 48844 KB Output is correct
33 Correct 37 ms 48888 KB Output is correct
34 Correct 36 ms 48628 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 47316 KB Output is correct
2 Correct 26 ms 47316 KB Output is correct
3 Correct 25 ms 47424 KB Output is correct
4 Correct 25 ms 47320 KB Output is correct
5 Correct 29 ms 47304 KB Output is correct
6 Correct 25 ms 47292 KB Output is correct
7 Correct 25 ms 47316 KB Output is correct
8 Correct 25 ms 47256 KB Output is correct
9 Correct 26 ms 47240 KB Output is correct
10 Correct 30 ms 47320 KB Output is correct
11 Correct 26 ms 47340 KB Output is correct
12 Correct 27 ms 47316 KB Output is correct
13 Correct 32 ms 47340 KB Output is correct
14 Correct 25 ms 47316 KB Output is correct
15 Correct 25 ms 47316 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 26 ms 47312 KB Output is correct
18 Correct 26 ms 47316 KB Output is correct
19 Correct 26 ms 47304 KB Output is correct
20 Correct 28 ms 47244 KB Output is correct
21 Correct 27 ms 47336 KB Output is correct
22 Correct 26 ms 47316 KB Output is correct
23 Correct 25 ms 47244 KB Output is correct
24 Correct 25 ms 47316 KB Output is correct
25 Correct 25 ms 47316 KB Output is correct
26 Correct 25 ms 47224 KB Output is correct
27 Correct 40 ms 48952 KB Output is correct
28 Correct 38 ms 48756 KB Output is correct
29 Correct 43 ms 48944 KB Output is correct
30 Correct 36 ms 48556 KB Output is correct
31 Correct 37 ms 49056 KB Output is correct
32 Correct 37 ms 48844 KB Output is correct
33 Correct 37 ms 48888 KB Output is correct
34 Correct 36 ms 48628 KB Output is correct
35 Correct 44 ms 49204 KB Output is correct
36 Correct 43 ms 49148 KB Output is correct
37 Correct 43 ms 49088 KB Output is correct
38 Correct 39 ms 49112 KB Output is correct
39 Correct 39 ms 49160 KB Output is correct
40 Correct 40 ms 49368 KB Output is correct
41 Correct 39 ms 49328 KB Output is correct
42 Correct 41 ms 49264 KB Output is correct
43 Correct 41 ms 49348 KB Output is correct
44 Correct 41 ms 49248 KB Output is correct
45 Correct 41 ms 49260 KB Output is correct
46 Correct 42 ms 49324 KB Output is correct
47 Correct 42 ms 49364 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 47316 KB Output is correct
2 Correct 26 ms 47316 KB Output is correct
3 Correct 25 ms 47424 KB Output is correct
4 Correct 25 ms 47320 KB Output is correct
5 Correct 29 ms 47304 KB Output is correct
6 Correct 25 ms 47292 KB Output is correct
7 Correct 25 ms 47316 KB Output is correct
8 Correct 25 ms 47256 KB Output is correct
9 Correct 26 ms 47240 KB Output is correct
10 Correct 30 ms 47320 KB Output is correct
11 Correct 26 ms 47340 KB Output is correct
12 Correct 27 ms 47316 KB Output is correct
13 Correct 32 ms 47340 KB Output is correct
14 Correct 25 ms 47316 KB Output is correct
15 Correct 25 ms 47316 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 26 ms 47312 KB Output is correct
18 Correct 26 ms 47316 KB Output is correct
19 Correct 26 ms 47304 KB Output is correct
20 Correct 28 ms 47244 KB Output is correct
21 Correct 27 ms 47336 KB Output is correct
22 Correct 26 ms 47316 KB Output is correct
23 Correct 25 ms 47244 KB Output is correct
24 Correct 25 ms 47316 KB Output is correct
25 Correct 25 ms 47316 KB Output is correct
26 Correct 25 ms 47224 KB Output is correct
27 Correct 40 ms 48952 KB Output is correct
28 Correct 38 ms 48756 KB Output is correct
29 Correct 43 ms 48944 KB Output is correct
30 Correct 36 ms 48556 KB Output is correct
31 Correct 37 ms 49056 KB Output is correct
32 Correct 37 ms 48844 KB Output is correct
33 Correct 37 ms 48888 KB Output is correct
34 Correct 36 ms 48628 KB Output is correct
35 Correct 44 ms 49204 KB Output is correct
36 Correct 43 ms 49148 KB Output is correct
37 Correct 43 ms 49088 KB Output is correct
38 Correct 39 ms 49112 KB Output is correct
39 Correct 39 ms 49160 KB Output is correct
40 Correct 40 ms 49368 KB Output is correct
41 Correct 39 ms 49328 KB Output is correct
42 Correct 41 ms 49264 KB Output is correct
43 Correct 41 ms 49348 KB Output is correct
44 Correct 41 ms 49248 KB Output is correct
45 Correct 41 ms 49260 KB Output is correct
46 Correct 42 ms 49324 KB Output is correct
47 Correct 42 ms 49364 KB Output is correct
48 Correct 214 ms 68720 KB Output is correct
49 Correct 209 ms 68692 KB Output is correct
50 Correct 207 ms 68684 KB Output is correct
51 Correct 198 ms 68556 KB Output is correct
52 Correct 179 ms 65824 KB Output is correct
53 Correct 207 ms 66992 KB Output is correct
54 Correct 197 ms 65120 KB Output is correct
55 Correct 193 ms 64768 KB Output is correct
56 Correct 206 ms 64220 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 47316 KB Output is correct
2 Correct 26 ms 47316 KB Output is correct
3 Correct 25 ms 47424 KB Output is correct
4 Correct 25 ms 47320 KB Output is correct
5 Correct 29 ms 47304 KB Output is correct
6 Correct 25 ms 47292 KB Output is correct
7 Correct 25 ms 47316 KB Output is correct
8 Correct 25 ms 47256 KB Output is correct
9 Correct 26 ms 47240 KB Output is correct
10 Correct 30 ms 47320 KB Output is correct
11 Correct 26 ms 47340 KB Output is correct
12 Correct 27 ms 47316 KB Output is correct
13 Correct 32 ms 47340 KB Output is correct
14 Correct 25 ms 47316 KB Output is correct
15 Correct 25 ms 47316 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 26 ms 47312 KB Output is correct
18 Correct 26 ms 47316 KB Output is correct
19 Correct 26 ms 47304 KB Output is correct
20 Correct 28 ms 47244 KB Output is correct
21 Correct 27 ms 47336 KB Output is correct
22 Correct 26 ms 47316 KB Output is correct
23 Correct 25 ms 47244 KB Output is correct
24 Correct 25 ms 47316 KB Output is correct
25 Correct 25 ms 47316 KB Output is correct
26 Correct 25 ms 47224 KB Output is correct
27 Correct 40 ms 48952 KB Output is correct
28 Correct 38 ms 48756 KB Output is correct
29 Correct 43 ms 48944 KB Output is correct
30 Correct 36 ms 48556 KB Output is correct
31 Correct 37 ms 49056 KB Output is correct
32 Correct 37 ms 48844 KB Output is correct
33 Correct 37 ms 48888 KB Output is correct
34 Correct 36 ms 48628 KB Output is correct
35 Correct 44 ms 49204 KB Output is correct
36 Correct 43 ms 49148 KB Output is correct
37 Correct 43 ms 49088 KB Output is correct
38 Correct 39 ms 49112 KB Output is correct
39 Correct 39 ms 49160 KB Output is correct
40 Correct 40 ms 49368 KB Output is correct
41 Correct 39 ms 49328 KB Output is correct
42 Correct 41 ms 49264 KB Output is correct
43 Correct 41 ms 49348 KB Output is correct
44 Correct 41 ms 49248 KB Output is correct
45 Correct 41 ms 49260 KB Output is correct
46 Correct 42 ms 49324 KB Output is correct
47 Correct 42 ms 49364 KB Output is correct
48 Correct 214 ms 68720 KB Output is correct
49 Correct 209 ms 68692 KB Output is correct
50 Correct 207 ms 68684 KB Output is correct
51 Correct 198 ms 68556 KB Output is correct
52 Correct 179 ms 65824 KB Output is correct
53 Correct 207 ms 66992 KB Output is correct
54 Correct 197 ms 65120 KB Output is correct
55 Correct 193 ms 64768 KB Output is correct
56 Correct 206 ms 64220 KB Output is correct
57 Correct 1332 ms 136976 KB Output is correct
58 Correct 1037 ms 104524 KB Output is correct
59 Correct 1045 ms 104336 KB Output is correct
60 Correct 1131 ms 112404 KB Output is correct
61 Correct 1142 ms 112492 KB Output is correct
62 Correct 537 ms 86016 KB Output is correct
63 Correct 805 ms 94868 KB Output is correct
64 Correct 656 ms 89372 KB Output is correct
65 Correct 355 ms 75408 KB Output is correct