oj.uz

Submission #860297

# Submission time Handle Problem Language Result Execution time Memory
860297 2023-10-12T13:33:56 Z annabeth9680 Pilot (NOI19_pilot) C++17
100 / 100
 445 ms 86552 KB 
#include <bits/stdc++.h>
#define f first
#define s second
#define int long long
using namespace std;
int res = 0;
struct dsu{
    vector<int> D, sz;
    void init(int N){
        D.resize(N+1); sz.resize(N+1);
        for(int i = 0;i<=N;++i){
            D[i] = i;
            sz[i] = 1;
        }
    }
    int finden(int x){
        return D[x] == x ? x : finden(D[x]);
    }
    void unite(int a, int b){
        a = finden(a); b = finden(b);
        if(a == b) return;
        res += sz[a]*sz[b];
        D[a] = b; sz[b] += sz[a];
    }
}DSU;
int32_t main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int N,Q; cin >> N >> Q;
    vector<int> heights(N),ans(Q); DSU.init(N);
    for(int i = 0;i<N;++i) cin >> heights[i];
    vector<pair<int,int>> queries,edges;
    for(int i = 0;i<Q;++i){
        int x; cin >> x;
        queries.push_back({x,i});
    }
    for(int i = 0;i<N;++i) edges.push_back({heights[i],i});
    sort(queries.begin(),queries.end()); sort(edges.begin(),edges.end());
    int j = 0;
    for(int i = 0;i<Q;++i){
        while(j < N && edges[j].f <= queries[i].f){
            DSU.unite(edges[j].s,edges[j].s+1);
            j++;
        }
        ans[queries[i].s] = res;
    }
    for(int i = 0;i<Q;++i) cout << ans[i] << "\n";
    return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 5284 KB Output is correct
2 Correct 19 ms 5588 KB Output is correct
3 Correct 20 ms 5336 KB Output is correct
4 Correct 15 ms 5336 KB Output is correct
5 Correct 16 ms 5332 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 8984 KB Output is correct
2 Correct 30 ms 8916 KB Output is correct
3 Correct 29 ms 8916 KB Output is correct
4 Correct 31 ms 8948 KB Output is correct
5 Correct 31 ms 8912 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 9172 KB Output is correct
2 Correct 31 ms 9172 KB Output is correct
3 Correct 30 ms 9164 KB Output is correct
4 Correct 31 ms 9172 KB Output is correct
5 Correct 32 ms 9160 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 19 ms 5284 KB Output is correct
12 Correct 19 ms 5588 KB Output is correct
13 Correct 20 ms 5336 KB Output is correct
14 Correct 15 ms 5336 KB Output is correct
15 Correct 16 ms 5332 KB Output is correct
16 Correct 15 ms 5336 KB Output is correct
17 Correct 16 ms 5588 KB Output is correct
18 Correct 16 ms 5744 KB Output is correct
19 Correct 16 ms 5332 KB Output is correct
20 Correct 17 ms 5464 KB Output is correct
21 Correct 16 ms 5336 KB Output is correct
22 Correct 16 ms 5336 KB Output is correct
23 Correct 16 ms 5588 KB Output is correct
24 Correct 15 ms 5332 KB Output is correct
25 Correct 16 ms 5268 KB Output is correct

Subtask #9
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 19 ms 5284 KB Output is correct
27 Correct 19 ms 5588 KB Output is correct
28 Correct 20 ms 5336 KB Output is correct
29 Correct 15 ms 5336 KB Output is correct
30 Correct 16 ms 5332 KB Output is correct
31 Correct 29 ms 8984 KB Output is correct
32 Correct 30 ms 8916 KB Output is correct
33 Correct 29 ms 8916 KB Output is correct
34 Correct 31 ms 8948 KB Output is correct
35 Correct 31 ms 8912 KB Output is correct
36 Correct 30 ms 9172 KB Output is correct
37 Correct 31 ms 9172 KB Output is correct
38 Correct 30 ms 9164 KB Output is correct
39 Correct 31 ms 9172 KB Output is correct
40 Correct 32 ms 9160 KB Output is correct
41 Correct 15 ms 5336 KB Output is correct
42 Correct 16 ms 5588 KB Output is correct
43 Correct 16 ms 5744 KB Output is correct
44 Correct 16 ms 5332 KB Output is correct
45 Correct 17 ms 5464 KB Output is correct
46 Correct 16 ms 5336 KB Output is correct
47 Correct 16 ms 5336 KB Output is correct
48 Correct 16 ms 5588 KB Output is correct
49 Correct 15 ms 5332 KB Output is correct
50 Correct 16 ms 5268 KB Output is correct
51 Correct 38 ms 9036 KB Output is correct
52 Correct 38 ms 9168 KB Output is correct
53 Correct 37 ms 9172 KB Output is correct
54 Correct 36 ms 9184 KB Output is correct
55 Correct 36 ms 8992 KB Output is correct

Subtask #10
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 19 ms 5284 KB Output is correct
27 Correct 19 ms 5588 KB Output is correct
28 Correct 20 ms 5336 KB Output is correct
29 Correct 15 ms 5336 KB Output is correct
30 Correct 16 ms 5332 KB Output is correct
31 Correct 29 ms 8984 KB Output is correct
32 Correct 30 ms 8916 KB Output is correct
33 Correct 29 ms 8916 KB Output is correct
34 Correct 31 ms 8948 KB Output is correct
35 Correct 31 ms 8912 KB Output is correct
36 Correct 30 ms 9172 KB Output is correct
37 Correct 31 ms 9172 KB Output is correct
38 Correct 30 ms 9164 KB Output is correct
39 Correct 31 ms 9172 KB Output is correct
40 Correct 32 ms 9160 KB Output is correct
41 Correct 15 ms 5336 KB Output is correct
42 Correct 16 ms 5588 KB Output is correct
43 Correct 16 ms 5744 KB Output is correct
44 Correct 16 ms 5332 KB Output is correct
45 Correct 17 ms 5464 KB Output is correct
46 Correct 16 ms 5336 KB Output is correct
47 Correct 16 ms 5336 KB Output is correct
48 Correct 16 ms 5588 KB Output is correct
49 Correct 15 ms 5332 KB Output is correct
50 Correct 16 ms 5268 KB Output is correct
51 Correct 38 ms 9036 KB Output is correct
52 Correct 38 ms 9168 KB Output is correct
53 Correct 37 ms 9172 KB Output is correct
54 Correct 36 ms 9184 KB Output is correct
55 Correct 36 ms 8992 KB Output is correct
56 Correct 418 ms 84700 KB Output is correct
57 Correct 432 ms 84652 KB Output is correct
58 Correct 387 ms 82352 KB Output is correct
59 Correct 393 ms 82356 KB Output is correct
60 Correct 445 ms 86552 KB Output is correct