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Submission #970282

# Submission time Handle Problem Language Result Execution time Memory
970282 2024-04-26T10:14:00 Z VMaksimoski008 Pilot (NOI19_pilot) C++17
100 / 100
 572 ms 75308 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
 
const int maxn = 1e6 + 5;
 
int par[maxn], sz[maxn];
 
void init(int n) {
    for(int i=0; i<n; i++) par[i] = i, sz[i] = 1;
}
 
int get(int x) {
    if(x == par[x]) return x;
    return par[x] = get(par[x]);
}
 
bool uni(int a, int b) {
    a = get(a);
    b = get(b);
 
    if(a == b) return 1;
    if(sz[a] < sz[b]) swap(a, b);
    sz[a] += sz[b];
    par[b] = a;
 
    return 1;
}
 
bool sameSet(int u, int v) { return get(u) == get(v); }
int getSize(int u) { return sz[get(u)]; }
 
struct Query {
    int t, a, b, w;
    bool operator<(Query &e) {
        if(w == e.w) return (t < e.t);
        return w < e.w;
    }
};
 
ll C(ll x) {
    return x * (x - 1) / 2;
}
 
int main() {
    ios_base::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);
    
    int n, q;
    cin >> n >> q;
 
    vector<int> v(n);
    vector<Query> qus;
 
    for(int &x : v) cin >> x;
 
    for(int i=1; i<n; i++)
        qus.push_back({ 2, i-1, i, max(v[i], v[i-1]) });
    for(int i=0; i<n; i++)
        qus.push_back({ 1, i, i, v[i] });
    
    for(int i=0; i<q; i++) {
        int x;
        cin >> x;
        qus.push_back({ 3, i, i, x });
    }
 
    sort(qus.begin(), qus.end());
    vector<ll> ans(q);
    ll res = 0;
    init(n);
 
    for(Query &qu : qus) {
        if(qu.t == 1) {
            res++;
        } else if(qu.t == 2) {
            res -= ( C(getSize(qu.a)) + C(getSize(qu.b)) );
            uni(qu.a, qu.b);
            res += C(getSize(qu.a));
        } else {
            ans[qu.a] = res;
        }
    }
 
    for(ll &x : ans) cout << x << '\n';
    return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2392 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2392 KB Output is correct
21 Correct 2 ms 2396 KB Output is correct
22 Correct 1 ms 2596 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 10184 KB Output is correct
2 Correct 28 ms 10192 KB Output is correct
3 Correct 27 ms 10184 KB Output is correct
4 Correct 26 ms 9164 KB Output is correct
5 Correct 27 ms 9160 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 14376 KB Output is correct
2 Correct 42 ms 12736 KB Output is correct
3 Correct 41 ms 12224 KB Output is correct
4 Correct 43 ms 14780 KB Output is correct
5 Correct 41 ms 12188 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 14212 KB Output is correct
2 Correct 45 ms 11020 KB Output is correct
3 Correct 42 ms 11960 KB Output is correct
4 Correct 45 ms 14496 KB Output is correct
5 Correct 44 ms 13508 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 33 ms 10184 KB Output is correct
12 Correct 28 ms 10192 KB Output is correct
13 Correct 27 ms 10184 KB Output is correct
14 Correct 26 ms 9164 KB Output is correct
15 Correct 27 ms 9160 KB Output is correct
16 Correct 26 ms 8144 KB Output is correct
17 Correct 28 ms 10524 KB Output is correct
18 Correct 29 ms 11216 KB Output is correct
19 Correct 26 ms 8144 KB Output is correct
20 Correct 27 ms 10436 KB Output is correct
21 Correct 26 ms 8912 KB Output is correct
22 Correct 26 ms 8140 KB Output is correct
23 Correct 28 ms 10444 KB Output is correct
24 Correct 29 ms 7888 KB Output is correct
25 Correct 27 ms 10156 KB Output is correct

Subtask #9
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2392 KB Output is correct
21 Correct 2 ms 2396 KB Output is correct
22 Correct 1 ms 2596 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 33 ms 10184 KB Output is correct
27 Correct 28 ms 10192 KB Output is correct
28 Correct 27 ms 10184 KB Output is correct
29 Correct 26 ms 9164 KB Output is correct
30 Correct 27 ms 9160 KB Output is correct
31 Correct 47 ms 14376 KB Output is correct
32 Correct 42 ms 12736 KB Output is correct
33 Correct 41 ms 12224 KB Output is correct
34 Correct 43 ms 14780 KB Output is correct
35 Correct 41 ms 12188 KB Output is correct
36 Correct 47 ms 14212 KB Output is correct
37 Correct 45 ms 11020 KB Output is correct
38 Correct 42 ms 11960 KB Output is correct
39 Correct 45 ms 14496 KB Output is correct
40 Correct 44 ms 13508 KB Output is correct
41 Correct 26 ms 8144 KB Output is correct
42 Correct 28 ms 10524 KB Output is correct
43 Correct 29 ms 11216 KB Output is correct
44 Correct 26 ms 8144 KB Output is correct
45 Correct 27 ms 10436 KB Output is correct
46 Correct 26 ms 8912 KB Output is correct
47 Correct 26 ms 8140 KB Output is correct
48 Correct 28 ms 10444 KB Output is correct
49 Correct 29 ms 7888 KB Output is correct
50 Correct 27 ms 10156 KB Output is correct
51 Correct 54 ms 14008 KB Output is correct
52 Correct 52 ms 13412 KB Output is correct
53 Correct 54 ms 13776 KB Output is correct
54 Correct 49 ms 14404 KB Output is correct
55 Correct 50 ms 14532 KB Output is correct

Subtask #10
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2392 KB Output is correct
21 Correct 2 ms 2396 KB Output is correct
22 Correct 1 ms 2596 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 33 ms 10184 KB Output is correct
27 Correct 28 ms 10192 KB Output is correct
28 Correct 27 ms 10184 KB Output is correct
29 Correct 26 ms 9164 KB Output is correct
30 Correct 27 ms 9160 KB Output is correct
31 Correct 47 ms 14376 KB Output is correct
32 Correct 42 ms 12736 KB Output is correct
33 Correct 41 ms 12224 KB Output is correct
34 Correct 43 ms 14780 KB Output is correct
35 Correct 41 ms 12188 KB Output is correct
36 Correct 47 ms 14212 KB Output is correct
37 Correct 45 ms 11020 KB Output is correct
38 Correct 42 ms 11960 KB Output is correct
39 Correct 45 ms 14496 KB Output is correct
40 Correct 44 ms 13508 KB Output is correct
41 Correct 26 ms 8144 KB Output is correct
42 Correct 28 ms 10524 KB Output is correct
43 Correct 29 ms 11216 KB Output is correct
44 Correct 26 ms 8144 KB Output is correct
45 Correct 27 ms 10436 KB Output is correct
46 Correct 26 ms 8912 KB Output is correct
47 Correct 26 ms 8140 KB Output is correct
48 Correct 28 ms 10444 KB Output is correct
49 Correct 29 ms 7888 KB Output is correct
50 Correct 27 ms 10156 KB Output is correct
51 Correct 54 ms 14008 KB Output is correct
52 Correct 52 ms 13412 KB Output is correct
53 Correct 54 ms 13776 KB Output is correct
54 Correct 49 ms 14404 KB Output is correct
55 Correct 50 ms 14532 KB Output is correct
56 Correct 542 ms 72608 KB Output is correct
57 Correct 540 ms 73380 KB Output is correct
58 Correct 523 ms 70572 KB Output is correct
59 Correct 531 ms 71092 KB Output is correct
60 Correct 572 ms 75308 KB Output is correct