oj.uz

Submission #128648

# Submission time Handle Problem Language Result Execution time Memory
128648 2019-07-11T07:58:59 Z 송준혁(#3162) Rope (JOI17_rope) C++14
80 / 100
 2500 ms 131796 KB 
#include <bits/stdc++.h>
using namespace std;

int N, M;
int A[1010101];
vector<int> O[1010101], E[1010101];
int cnt[1010101];
int T[4040404];

void init(int id, int s, int e){
    if (s == e){
        T[id] = cnt[s];
        return;
    }
    int mid = (s+e)/2;
    init(id*2, s, mid);
    init(id*2+1, mid+1, e);
    T[id] = max(T[id*2], T[id*2+1]);
}

void update(int id, int s, int e, int t, int v){
    if (e < t || t < s) return;
    if (s == e){
        T[id] += v;
        return;
    }
    int mid = (s+e)/2;
    update(id*2, s, mid, t, v);
    update(id*2+1, mid+1, e, t, v);
    T[id] = max(T[id*2], T[id*2+1]);
}

int RMQ(int id, int s, int e, int ts, int te){
    if (e < ts || te < s) return 0;
    if (ts <= s && e <= te) return T[id];
    int mid = (s+e)/2;
    return max(RMQ(id*2, s, mid, ts, te), RMQ(id*2+1, mid+1, e, ts, te));
}

int main(){
    scanf("%d %d", &N, &M);
    for (int i=1; i<=N; i++){
        scanf("%d", &A[i]);
        cnt[A[i]]++;
    }
    for (int i=1; i<N; i++){
        if (A[i] == A[i+1]) continue;
        if (i & 1){
            E[A[i]].push_back(A[i+1]);
            E[A[i+1]].push_back(A[i]);
        }
        else{
            O[A[i]].push_back(A[i+1]);
            O[A[i+1]].push_back(A[i]);
        }
    }
    init(1, 1, M);
    for (int i=1; i<=M; i++){
        for (int x : O[i]) update(1, 1, M, x, -1);
        int oret = cnt[i] + max(RMQ(1, 1, M, 1, i-1), RMQ(1, 1, M, i+1, M));
        for (int x : O[i]) update(1, 1, M, x, 1);

        for (int x : E[i]) update(1, 1, M, x, -1);
        int eret = cnt[i] + max(RMQ(1, 1, M, 1, i-1), RMQ(1, 1, M, i+1, M));
        for (int x : E[i]) update(1, 1, M, x, 1);
        printf("%d\n", N - max(oret, eret));
    }
    return 0;
}

Compilation message

rope.cpp: In function 'int main()':
rope.cpp:41:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &N, &M);
     ~~~~~^~~~~~~~~~~~~~~~~
rope.cpp:43:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &A[i]);
         ~~~~~^~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 47736 KB Output is correct
2 Correct 45 ms 47736 KB Output is correct
3 Correct 45 ms 47736 KB Output is correct
4 Correct 45 ms 47736 KB Output is correct
5 Correct 46 ms 47736 KB Output is correct
6 Correct 45 ms 47736 KB Output is correct
7 Correct 54 ms 47736 KB Output is correct
8 Correct 45 ms 47736 KB Output is correct
9 Correct 46 ms 47736 KB Output is correct
10 Correct 45 ms 47736 KB Output is correct
11 Correct 45 ms 47736 KB Output is correct
12 Correct 45 ms 47736 KB Output is correct
13 Correct 45 ms 47736 KB Output is correct
14 Correct 46 ms 47736 KB Output is correct
15 Correct 47 ms 47796 KB Output is correct
16 Correct 48 ms 47736 KB Output is correct
17 Correct 45 ms 47736 KB Output is correct
18 Correct 46 ms 47736 KB Output is correct
19 Correct 47 ms 47836 KB Output is correct
20 Correct 45 ms 47736 KB Output is correct
21 Correct 45 ms 47736 KB Output is correct
22 Correct 45 ms 47864 KB Output is correct
23 Correct 45 ms 47820 KB Output is correct
24 Correct 45 ms 47792 KB Output is correct
25 Correct 46 ms 47736 KB Output is correct
26 Correct 46 ms 47948 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 47736 KB Output is correct
2 Correct 45 ms 47736 KB Output is correct
3 Correct 45 ms 47736 KB Output is correct
4 Correct 45 ms 47736 KB Output is correct
5 Correct 46 ms 47736 KB Output is correct
6 Correct 45 ms 47736 KB Output is correct
7 Correct 54 ms 47736 KB Output is correct
8 Correct 45 ms 47736 KB Output is correct
9 Correct 46 ms 47736 KB Output is correct
10 Correct 45 ms 47736 KB Output is correct
11 Correct 45 ms 47736 KB Output is correct
12 Correct 45 ms 47736 KB Output is correct
13 Correct 45 ms 47736 KB Output is correct
14 Correct 46 ms 47736 KB Output is correct
15 Correct 47 ms 47796 KB Output is correct
16 Correct 48 ms 47736 KB Output is correct
17 Correct 45 ms 47736 KB Output is correct
18 Correct 46 ms 47736 KB Output is correct
19 Correct 47 ms 47836 KB Output is correct
20 Correct 45 ms 47736 KB Output is correct
21 Correct 45 ms 47736 KB Output is correct
22 Correct 45 ms 47864 KB Output is correct
23 Correct 45 ms 47820 KB Output is correct
24 Correct 45 ms 47792 KB Output is correct
25 Correct 46 ms 47736 KB Output is correct
26 Correct 46 ms 47948 KB Output is correct
27 Correct 72 ms 49272 KB Output is correct
28 Correct 64 ms 49144 KB Output is correct
29 Correct 77 ms 49220 KB Output is correct
30 Correct 66 ms 49016 KB Output is correct
31 Correct 72 ms 49400 KB Output is correct
32 Correct 64 ms 49144 KB Output is correct
33 Correct 71 ms 49272 KB Output is correct
34 Correct 66 ms 48976 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 47736 KB Output is correct
2 Correct 45 ms 47736 KB Output is correct
3 Correct 45 ms 47736 KB Output is correct
4 Correct 45 ms 47736 KB Output is correct
5 Correct 46 ms 47736 KB Output is correct
6 Correct 45 ms 47736 KB Output is correct
7 Correct 54 ms 47736 KB Output is correct
8 Correct 45 ms 47736 KB Output is correct
9 Correct 46 ms 47736 KB Output is correct
10 Correct 45 ms 47736 KB Output is correct
11 Correct 45 ms 47736 KB Output is correct
12 Correct 45 ms 47736 KB Output is correct
13 Correct 45 ms 47736 KB Output is correct
14 Correct 46 ms 47736 KB Output is correct
15 Correct 47 ms 47796 KB Output is correct
16 Correct 48 ms 47736 KB Output is correct
17 Correct 45 ms 47736 KB Output is correct
18 Correct 46 ms 47736 KB Output is correct
19 Correct 47 ms 47836 KB Output is correct
20 Correct 45 ms 47736 KB Output is correct
21 Correct 45 ms 47736 KB Output is correct
22 Correct 45 ms 47864 KB Output is correct
23 Correct 45 ms 47820 KB Output is correct
24 Correct 45 ms 47792 KB Output is correct
25 Correct 46 ms 47736 KB Output is correct
26 Correct 46 ms 47948 KB Output is correct
27 Correct 72 ms 49272 KB Output is correct
28 Correct 64 ms 49144 KB Output is correct
29 Correct 77 ms 49220 KB Output is correct
30 Correct 66 ms 49016 KB Output is correct
31 Correct 72 ms 49400 KB Output is correct
32 Correct 64 ms 49144 KB Output is correct
33 Correct 71 ms 49272 KB Output is correct
34 Correct 66 ms 48976 KB Output is correct
35 Correct 109 ms 49272 KB Output is correct
36 Correct 107 ms 49248 KB Output is correct
37 Correct 107 ms 49376 KB Output is correct
38 Correct 107 ms 49272 KB Output is correct
39 Correct 107 ms 49332 KB Output is correct
40 Correct 101 ms 49404 KB Output is correct
41 Correct 102 ms 49452 KB Output is correct
42 Correct 98 ms 49440 KB Output is correct
43 Correct 98 ms 49528 KB Output is correct
44 Correct 101 ms 49400 KB Output is correct
45 Correct 101 ms 49532 KB Output is correct
46 Correct 99 ms 49400 KB Output is correct
47 Correct 97 ms 49400 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 47736 KB Output is correct
2 Correct 45 ms 47736 KB Output is correct
3 Correct 45 ms 47736 KB Output is correct
4 Correct 45 ms 47736 KB Output is correct
5 Correct 46 ms 47736 KB Output is correct
6 Correct 45 ms 47736 KB Output is correct
7 Correct 54 ms 47736 KB Output is correct
8 Correct 45 ms 47736 KB Output is correct
9 Correct 46 ms 47736 KB Output is correct
10 Correct 45 ms 47736 KB Output is correct
11 Correct 45 ms 47736 KB Output is correct
12 Correct 45 ms 47736 KB Output is correct
13 Correct 45 ms 47736 KB Output is correct
14 Correct 46 ms 47736 KB Output is correct
15 Correct 47 ms 47796 KB Output is correct
16 Correct 48 ms 47736 KB Output is correct
17 Correct 45 ms 47736 KB Output is correct
18 Correct 46 ms 47736 KB Output is correct
19 Correct 47 ms 47836 KB Output is correct
20 Correct 45 ms 47736 KB Output is correct
21 Correct 45 ms 47736 KB Output is correct
22 Correct 45 ms 47864 KB Output is correct
23 Correct 45 ms 47820 KB Output is correct
24 Correct 45 ms 47792 KB Output is correct
25 Correct 46 ms 47736 KB Output is correct
26 Correct 46 ms 47948 KB Output is correct
27 Correct 72 ms 49272 KB Output is correct
28 Correct 64 ms 49144 KB Output is correct
29 Correct 77 ms 49220 KB Output is correct
30 Correct 66 ms 49016 KB Output is correct
31 Correct 72 ms 49400 KB Output is correct
32 Correct 64 ms 49144 KB Output is correct
33 Correct 71 ms 49272 KB Output is correct
34 Correct 66 ms 48976 KB Output is correct
35 Correct 109 ms 49272 KB Output is correct
36 Correct 107 ms 49248 KB Output is correct
37 Correct 107 ms 49376 KB Output is correct
38 Correct 107 ms 49272 KB Output is correct
39 Correct 107 ms 49332 KB Output is correct
40 Correct 101 ms 49404 KB Output is correct
41 Correct 102 ms 49452 KB Output is correct
42 Correct 98 ms 49440 KB Output is correct
43 Correct 98 ms 49528 KB Output is correct
44 Correct 101 ms 49400 KB Output is correct
45 Correct 101 ms 49532 KB Output is correct
46 Correct 99 ms 49400 KB Output is correct
47 Correct 97 ms 49400 KB Output is correct
48 Correct 830 ms 65340 KB Output is correct
49 Correct 832 ms 65012 KB Output is correct
50 Correct 839 ms 65016 KB Output is correct
51 Correct 763 ms 64864 KB Output is correct
52 Correct 715 ms 62712 KB Output is correct
53 Correct 788 ms 63412 KB Output is correct
54 Correct 773 ms 61576 KB Output is correct
55 Correct 777 ms 61072 KB Output is correct
56 Correct 768 ms 60536 KB Output is correct

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 47736 KB Output is correct
2 Correct 45 ms 47736 KB Output is correct
3 Correct 45 ms 47736 KB Output is correct
4 Correct 45 ms 47736 KB Output is correct
5 Correct 46 ms 47736 KB Output is correct
6 Correct 45 ms 47736 KB Output is correct
7 Correct 54 ms 47736 KB Output is correct
8 Correct 45 ms 47736 KB Output is correct
9 Correct 46 ms 47736 KB Output is correct
10 Correct 45 ms 47736 KB Output is correct
11 Correct 45 ms 47736 KB Output is correct
12 Correct 45 ms 47736 KB Output is correct
13 Correct 45 ms 47736 KB Output is correct
14 Correct 46 ms 47736 KB Output is correct
15 Correct 47 ms 47796 KB Output is correct
16 Correct 48 ms 47736 KB Output is correct
17 Correct 45 ms 47736 KB Output is correct
18 Correct 46 ms 47736 KB Output is correct
19 Correct 47 ms 47836 KB Output is correct
20 Correct 45 ms 47736 KB Output is correct
21 Correct 45 ms 47736 KB Output is correct
22 Correct 45 ms 47864 KB Output is correct
23 Correct 45 ms 47820 KB Output is correct
24 Correct 45 ms 47792 KB Output is correct
25 Correct 46 ms 47736 KB Output is correct
26 Correct 46 ms 47948 KB Output is correct
27 Correct 72 ms 49272 KB Output is correct
28 Correct 64 ms 49144 KB Output is correct
29 Correct 77 ms 49220 KB Output is correct
30 Correct 66 ms 49016 KB Output is correct
31 Correct 72 ms 49400 KB Output is correct
32 Correct 64 ms 49144 KB Output is correct
33 Correct 71 ms 49272 KB Output is correct
34 Correct 66 ms 48976 KB Output is correct
35 Correct 109 ms 49272 KB Output is correct
36 Correct 107 ms 49248 KB Output is correct
37 Correct 107 ms 49376 KB Output is correct
38 Correct 107 ms 49272 KB Output is correct
39 Correct 107 ms 49332 KB Output is correct
40 Correct 101 ms 49404 KB Output is correct
41 Correct 102 ms 49452 KB Output is correct
42 Correct 98 ms 49440 KB Output is correct
43 Correct 98 ms 49528 KB Output is correct
44 Correct 101 ms 49400 KB Output is correct
45 Correct 101 ms 49532 KB Output is correct
46 Correct 99 ms 49400 KB Output is correct
47 Correct 97 ms 49400 KB Output is correct
48 Correct 830 ms 65340 KB Output is correct
49 Correct 832 ms 65012 KB Output is correct
50 Correct 839 ms 65016 KB Output is correct
51 Correct 763 ms 64864 KB Output is correct
52 Correct 715 ms 62712 KB Output is correct
53 Correct 788 ms 63412 KB Output is correct
54 Correct 773 ms 61576 KB Output is correct
55 Correct 777 ms 61072 KB Output is correct
56 Correct 768 ms 60536 KB Output is correct
57 Execution timed out 2550 ms 131796 KB Time limit exceeded
58 Halted 0 ms 0 KB -