oj.uz

Submission #970281

# Submission time Handle Problem Language Result Execution time Memory
970281 2024-04-26T10:11:36 Z VMaksimoski008 Pilot (NOI19_pilot) C++17
100 / 100
 628 ms 88604 KB 
#include <bits/stdc++.h>
using namespace std;
 
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx,bmi,bmi2,lzcnt,popcnt")
 
using ll = long long;
using pii = pair<int, int>;
 
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;
}
 
int32_t main() {
    ios_base::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);
    
    int n, q, mn = 1e9;
    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;
        mn = min(mn, x);
        qus.push_back({ 3, i, i, x });
    }
 
    sort(qus.begin(), qus.end());
    vector<ll> ans(q);
    ll res = 0;
 
    int ptr = 0;
    init(n);
 
    for(Query &qu : qus) {
        if(qu.t == 1) {
            res++;
        } else if(qu.t == 2) {
            if(sameSet(qu.a, qu.b)) continue;
            res -= C(getSize(qu.a));
            res -= 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;
}

Compilation message

pilot.cpp: In function 'int32_t main()':
pilot.cpp:78:9: warning: unused variable 'ptr' [-Wunused-variable]
   78 |     int ptr = 0;
      |         ^~~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 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 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 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 0 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 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 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 0 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 2392 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 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 0 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 32 ms 10704 KB Output is correct
2 Correct 32 ms 10180 KB Output is correct
3 Correct 33 ms 10704 KB Output is correct
4 Correct 29 ms 8140 KB Output is correct
5 Correct 31 ms 8656 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 13504 KB Output is correct
2 Correct 49 ms 13156 KB Output is correct
3 Correct 48 ms 12736 KB Output is correct
4 Correct 50 ms 15092 KB Output is correct
5 Correct 47 ms 11960 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 13588 KB Output is correct
2 Correct 49 ms 11196 KB Output is correct
3 Correct 49 ms 11452 KB Output is correct
4 Correct 48 ms 13236 KB Output is correct
5 Correct 52 ms 13756 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 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 32 ms 10704 KB Output is correct
12 Correct 32 ms 10180 KB Output is correct
13 Correct 33 ms 10704 KB Output is correct
14 Correct 29 ms 8140 KB Output is correct
15 Correct 31 ms 8656 KB Output is correct
16 Correct 30 ms 8384 KB Output is correct
17 Correct 31 ms 10192 KB Output is correct
18 Correct 33 ms 10376 KB Output is correct
19 Correct 30 ms 7880 KB Output is correct
20 Correct 31 ms 10436 KB Output is correct
21 Correct 29 ms 7880 KB Output is correct
22 Correct 29 ms 8368 KB Output is correct
23 Correct 35 ms 10436 KB Output is correct
24 Correct 29 ms 7888 KB Output is correct
25 Correct 32 ms 10940 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 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 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 0 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 32 ms 10704 KB Output is correct
27 Correct 32 ms 10180 KB Output is correct
28 Correct 33 ms 10704 KB Output is correct
29 Correct 29 ms 8140 KB Output is correct
30 Correct 31 ms 8656 KB Output is correct
31 Correct 48 ms 13504 KB Output is correct
32 Correct 49 ms 13156 KB Output is correct
33 Correct 48 ms 12736 KB Output is correct
34 Correct 50 ms 15092 KB Output is correct
35 Correct 47 ms 11960 KB Output is correct
36 Correct 48 ms 13588 KB Output is correct
37 Correct 49 ms 11196 KB Output is correct
38 Correct 49 ms 11452 KB Output is correct
39 Correct 48 ms 13236 KB Output is correct
40 Correct 52 ms 13756 KB Output is correct
41 Correct 30 ms 8384 KB Output is correct
42 Correct 31 ms 10192 KB Output is correct
43 Correct 33 ms 10376 KB Output is correct
44 Correct 30 ms 7880 KB Output is correct
45 Correct 31 ms 10436 KB Output is correct
46 Correct 29 ms 7880 KB Output is correct
47 Correct 29 ms 8368 KB Output is correct
48 Correct 35 ms 10436 KB Output is correct
49 Correct 29 ms 7888 KB Output is correct
50 Correct 32 ms 10940 KB Output is correct
51 Correct 55 ms 13792 KB Output is correct
52 Correct 54 ms 14528 KB Output is correct
53 Correct 55 ms 14004 KB Output is correct
54 Correct 54 ms 14276 KB Output is correct
55 Correct 57 ms 13412 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 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 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 0 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 32 ms 10704 KB Output is correct
27 Correct 32 ms 10180 KB Output is correct
28 Correct 33 ms 10704 KB Output is correct
29 Correct 29 ms 8140 KB Output is correct
30 Correct 31 ms 8656 KB Output is correct
31 Correct 48 ms 13504 KB Output is correct
32 Correct 49 ms 13156 KB Output is correct
33 Correct 48 ms 12736 KB Output is correct
34 Correct 50 ms 15092 KB Output is correct
35 Correct 47 ms 11960 KB Output is correct
36 Correct 48 ms 13588 KB Output is correct
37 Correct 49 ms 11196 KB Output is correct
38 Correct 49 ms 11452 KB Output is correct
39 Correct 48 ms 13236 KB Output is correct
40 Correct 52 ms 13756 KB Output is correct
41 Correct 30 ms 8384 KB Output is correct
42 Correct 31 ms 10192 KB Output is correct
43 Correct 33 ms 10376 KB Output is correct
44 Correct 30 ms 7880 KB Output is correct
45 Correct 31 ms 10436 KB Output is correct
46 Correct 29 ms 7880 KB Output is correct
47 Correct 29 ms 8368 KB Output is correct
48 Correct 35 ms 10436 KB Output is correct
49 Correct 29 ms 7888 KB Output is correct
50 Correct 32 ms 10940 KB Output is correct
51 Correct 55 ms 13792 KB Output is correct
52 Correct 54 ms 14528 KB Output is correct
53 Correct 55 ms 14004 KB Output is correct
54 Correct 54 ms 14276 KB Output is correct
55 Correct 57 ms 13412 KB Output is correct
56 Correct 612 ms 72092 KB Output is correct
57 Correct 619 ms 86448 KB Output is correct
58 Correct 569 ms 81864 KB Output is correct
59 Correct 587 ms 84132 KB Output is correct
60 Correct 628 ms 88604 KB Output is correct