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Submission #970285

# Submission time Handle Problem Language Result Execution time Memory
970285 2024-04-26T10:16:17 Z VMaksimoski008 Pilot (NOI19_pilot) C++17
100 / 100
 570 ms 79284 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
 
const int maxn = 1e6 + 5;
 
int par[maxn], sz[maxn];
 
int get(int x) {
    if(x == par[x]) return x;
    return par[x] = get(par[x]);
}
 
void uni(int a, int b) {
    a = get(a);
    b = get(b);
 
    if(a == b) return ;
    if(sz[a] < sz[b]) swap(a, b);
    sz[a] += sz[b];
    par[b] = a;
}

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++) {
        par[i] = i, sz[i] = 1;
        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;

    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 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 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 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 0 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 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 0 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 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 0 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 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 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 28 ms 10148 KB Output is correct
2 Correct 27 ms 10192 KB Output is correct
3 Correct 27 ms 10192 KB Output is correct
4 Correct 26 ms 7860 KB Output is correct
5 Correct 33 ms 8144 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 17104 KB Output is correct
2 Correct 42 ms 14532 KB Output is correct
3 Correct 42 ms 15056 KB Output is correct
4 Correct 45 ms 16912 KB Output is correct
5 Correct 44 ms 15056 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 16844 KB Output is correct
2 Correct 42 ms 14032 KB Output is correct
3 Correct 58 ms 15308 KB Output is correct
4 Correct 44 ms 17100 KB Output is correct
5 Correct 43 ms 16080 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 28 ms 10148 KB Output is correct
12 Correct 27 ms 10192 KB Output is correct
13 Correct 27 ms 10192 KB Output is correct
14 Correct 26 ms 7860 KB Output is correct
15 Correct 33 ms 8144 KB Output is correct
16 Correct 26 ms 7888 KB Output is correct
17 Correct 28 ms 10192 KB Output is correct
18 Correct 28 ms 10192 KB Output is correct
19 Correct 26 ms 7888 KB Output is correct
20 Correct 27 ms 10704 KB Output is correct
21 Correct 27 ms 7888 KB Output is correct
22 Correct 26 ms 8144 KB Output is correct
23 Correct 28 ms 10400 KB Output is correct
24 Correct 25 ms 7892 KB Output is correct
25 Correct 28 ms 10192 KB Output is correct

Subtask #9
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 0 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 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 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 28 ms 10148 KB Output is correct
27 Correct 27 ms 10192 KB Output is correct
28 Correct 27 ms 10192 KB Output is correct
29 Correct 26 ms 7860 KB Output is correct
30 Correct 33 ms 8144 KB Output is correct
31 Correct 49 ms 17104 KB Output is correct
32 Correct 42 ms 14532 KB Output is correct
33 Correct 42 ms 15056 KB Output is correct
34 Correct 45 ms 16912 KB Output is correct
35 Correct 44 ms 15056 KB Output is correct
36 Correct 58 ms 16844 KB Output is correct
37 Correct 42 ms 14032 KB Output is correct
38 Correct 58 ms 15308 KB Output is correct
39 Correct 44 ms 17100 KB Output is correct
40 Correct 43 ms 16080 KB Output is correct
41 Correct 26 ms 7888 KB Output is correct
42 Correct 28 ms 10192 KB Output is correct
43 Correct 28 ms 10192 KB Output is correct
44 Correct 26 ms 7888 KB Output is correct
45 Correct 27 ms 10704 KB Output is correct
46 Correct 27 ms 7888 KB Output is correct
47 Correct 26 ms 8144 KB Output is correct
48 Correct 28 ms 10400 KB Output is correct
49 Correct 25 ms 7892 KB Output is correct
50 Correct 28 ms 10192 KB Output is correct
51 Correct 50 ms 16332 KB Output is correct
52 Correct 48 ms 16332 KB Output is correct
53 Correct 51 ms 17356 KB Output is correct
54 Correct 49 ms 17360 KB Output is correct
55 Correct 50 ms 16332 KB Output is correct

Subtask #10
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 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 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 0 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 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 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 28 ms 10148 KB Output is correct
27 Correct 27 ms 10192 KB Output is correct
28 Correct 27 ms 10192 KB Output is correct
29 Correct 26 ms 7860 KB Output is correct
30 Correct 33 ms 8144 KB Output is correct
31 Correct 49 ms 17104 KB Output is correct
32 Correct 42 ms 14532 KB Output is correct
33 Correct 42 ms 15056 KB Output is correct
34 Correct 45 ms 16912 KB Output is correct
35 Correct 44 ms 15056 KB Output is correct
36 Correct 58 ms 16844 KB Output is correct
37 Correct 42 ms 14032 KB Output is correct
38 Correct 58 ms 15308 KB Output is correct
39 Correct 44 ms 17100 KB Output is correct
40 Correct 43 ms 16080 KB Output is correct
41 Correct 26 ms 7888 KB Output is correct
42 Correct 28 ms 10192 KB Output is correct
43 Correct 28 ms 10192 KB Output is correct
44 Correct 26 ms 7888 KB Output is correct
45 Correct 27 ms 10704 KB Output is correct
46 Correct 27 ms 7888 KB Output is correct
47 Correct 26 ms 8144 KB Output is correct
48 Correct 28 ms 10400 KB Output is correct
49 Correct 25 ms 7892 KB Output is correct
50 Correct 28 ms 10192 KB Output is correct
51 Correct 50 ms 16332 KB Output is correct
52 Correct 48 ms 16332 KB Output is correct
53 Correct 51 ms 17356 KB Output is correct
54 Correct 49 ms 17360 KB Output is correct
55 Correct 50 ms 16332 KB Output is correct
56 Correct 570 ms 77984 KB Output is correct
57 Correct 543 ms 79284 KB Output is correct
58 Correct 510 ms 78764 KB Output is correct
59 Correct 519 ms 77740 KB Output is correct
60 Correct 563 ms 78772 KB Output is correct