oj.uz

Submission #970272

# Submission time Handle Problem Language Result Execution time Memory
970272 2024-04-26T10:05:03 Z VMaksimoski008 Pilot (NOI19_pilot) C++17
89 / 100
 1000 ms 123056 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;
}

vector<int> mp[maxn+1];
 
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({ 1, i-1, i, max(v[i], v[i-1]) });
    
    for(int i=0; i<q; i++) {
        int x;
        cin >> x;
        mn = min(mn, x);
        qus.push_back({ 2, i, i, x });
    }
 
    sort(qus.begin(), qus.end());
    vector<ll> ans(q);
    ll res = 0;
 
    for(int i=0; i<n; i++) mp[v[i]].push_back(i);
 
    set<int> s;
    for(int &x : v) s.insert(x);
    vector<int> comp(s.begin(), s.end());
 
    int ptr = 0;
    init(n);
 
    for(Query &qu : qus) {
        while(ptr < comp.size() && comp[ptr] <= qu.w) {
            for(int &p : mp[comp[ptr]]) res++;
            ptr++;
        }
 
        if(qu.t == 1) {
            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:88:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   88 |         while(ptr < comp.size() && comp[ptr] <= qu.w) {
      |               ~~~~^~~~~~~~~~~~~
pilot.cpp:89:22: warning: unused variable 'p' [-Wunused-variable]
   89 |             for(int &p : mp[comp[ptr]]) res++;
      |                      ^

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 6 ms 27224 KB Output is correct
13 Correct 6 ms 27224 KB Output is correct
14 Correct 6 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 6 ms 27224 KB Output is correct
13 Correct 6 ms 27224 KB Output is correct
14 Correct 6 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 6 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 6 ms 27332 KB Output is correct
19 Correct 7 ms 27224 KB Output is correct
20 Correct 6 ms 27244 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 6 ms 27224 KB Output is correct
13 Correct 6 ms 27224 KB Output is correct
14 Correct 6 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 6 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 6 ms 27332 KB Output is correct
19 Correct 7 ms 27224 KB Output is correct
20 Correct 6 ms 27244 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 6 ms 27412 KB Output is correct
24 Correct 7 ms 27228 KB Output is correct
25 Correct 6 ms 27480 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 33996 KB Output is correct
2 Correct 73 ms 36812 KB Output is correct
3 Correct 52 ms 34196 KB Output is correct
4 Correct 67 ms 36044 KB Output is correct
5 Correct 50 ms 33740 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 39804 KB Output is correct
2 Correct 63 ms 40384 KB Output is correct
3 Correct 63 ms 40132 KB Output is correct
4 Correct 60 ms 40536 KB Output is correct
5 Correct 60 ms 39560 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 40704 KB Output is correct
2 Correct 69 ms 40128 KB Output is correct
3 Correct 69 ms 39876 KB Output is correct
4 Correct 70 ms 40896 KB Output is correct
5 Correct 76 ms 40684 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 63 ms 33996 KB Output is correct
12 Correct 73 ms 36812 KB Output is correct
13 Correct 52 ms 34196 KB Output is correct
14 Correct 67 ms 36044 KB Output is correct
15 Correct 50 ms 33740 KB Output is correct
16 Correct 51 ms 33684 KB Output is correct
17 Correct 76 ms 36808 KB Output is correct
18 Correct 77 ms 36816 KB Output is correct
19 Correct 51 ms 33736 KB Output is correct
20 Correct 71 ms 36552 KB Output is correct
21 Correct 51 ms 33788 KB Output is correct
22 Correct 68 ms 36296 KB Output is correct
23 Correct 58 ms 34188 KB Output is correct
24 Correct 65 ms 36044 KB Output is correct
25 Correct 55 ms 34004 KB Output is correct

Subtask #9
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 6 ms 27224 KB Output is correct
13 Correct 6 ms 27224 KB Output is correct
14 Correct 6 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 6 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 6 ms 27332 KB Output is correct
19 Correct 7 ms 27224 KB Output is correct
20 Correct 6 ms 27244 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 6 ms 27412 KB Output is correct
24 Correct 7 ms 27228 KB Output is correct
25 Correct 6 ms 27480 KB Output is correct
26 Correct 63 ms 33996 KB Output is correct
27 Correct 73 ms 36812 KB Output is correct
28 Correct 52 ms 34196 KB Output is correct
29 Correct 67 ms 36044 KB Output is correct
30 Correct 50 ms 33740 KB Output is correct
31 Correct 61 ms 39804 KB Output is correct
32 Correct 63 ms 40384 KB Output is correct
33 Correct 63 ms 40132 KB Output is correct
34 Correct 60 ms 40536 KB Output is correct
35 Correct 60 ms 39560 KB Output is correct
36 Correct 77 ms 40704 KB Output is correct
37 Correct 69 ms 40128 KB Output is correct
38 Correct 69 ms 39876 KB Output is correct
39 Correct 70 ms 40896 KB Output is correct
40 Correct 76 ms 40684 KB Output is correct
41 Correct 51 ms 33684 KB Output is correct
42 Correct 76 ms 36808 KB Output is correct
43 Correct 77 ms 36816 KB Output is correct
44 Correct 51 ms 33736 KB Output is correct
45 Correct 71 ms 36552 KB Output is correct
46 Correct 51 ms 33788 KB Output is correct
47 Correct 68 ms 36296 KB Output is correct
48 Correct 58 ms 34188 KB Output is correct
49 Correct 65 ms 36044 KB Output is correct
50 Correct 55 ms 34004 KB Output is correct
51 Correct 82 ms 37824 KB Output is correct
52 Correct 97 ms 39876 KB Output is correct
53 Correct 78 ms 37436 KB Output is correct
54 Correct 99 ms 39872 KB Output is correct
55 Correct 79 ms 37440 KB Output is correct

Subtask #10
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 27224 KB Output is correct
2 Correct 6 ms 27228 KB Output is correct
3 Correct 6 ms 27228 KB Output is correct
4 Correct 6 ms 27228 KB Output is correct
5 Correct 6 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27224 KB Output is correct
8 Correct 6 ms 27224 KB Output is correct
9 Correct 7 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 6 ms 27224 KB Output is correct
13 Correct 6 ms 27224 KB Output is correct
14 Correct 6 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 6 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 6 ms 27332 KB Output is correct
19 Correct 7 ms 27224 KB Output is correct
20 Correct 6 ms 27244 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 6 ms 27412 KB Output is correct
24 Correct 7 ms 27228 KB Output is correct
25 Correct 6 ms 27480 KB Output is correct
26 Correct 63 ms 33996 KB Output is correct
27 Correct 73 ms 36812 KB Output is correct
28 Correct 52 ms 34196 KB Output is correct
29 Correct 67 ms 36044 KB Output is correct
30 Correct 50 ms 33740 KB Output is correct
31 Correct 61 ms 39804 KB Output is correct
32 Correct 63 ms 40384 KB Output is correct
33 Correct 63 ms 40132 KB Output is correct
34 Correct 60 ms 40536 KB Output is correct
35 Correct 60 ms 39560 KB Output is correct
36 Correct 77 ms 40704 KB Output is correct
37 Correct 69 ms 40128 KB Output is correct
38 Correct 69 ms 39876 KB Output is correct
39 Correct 70 ms 40896 KB Output is correct
40 Correct 76 ms 40684 KB Output is correct
41 Correct 51 ms 33684 KB Output is correct
42 Correct 76 ms 36808 KB Output is correct
43 Correct 77 ms 36816 KB Output is correct
44 Correct 51 ms 33736 KB Output is correct
45 Correct 71 ms 36552 KB Output is correct
46 Correct 51 ms 33788 KB Output is correct
47 Correct 68 ms 36296 KB Output is correct
48 Correct 58 ms 34188 KB Output is correct
49 Correct 65 ms 36044 KB Output is correct
50 Correct 55 ms 34004 KB Output is correct
51 Correct 82 ms 37824 KB Output is correct
52 Correct 97 ms 39876 KB Output is correct
53 Correct 78 ms 37436 KB Output is correct
54 Correct 99 ms 39872 KB Output is correct
55 Correct 79 ms 37440 KB Output is correct
56 Execution timed out 1088 ms 123056 KB Time limit exceeded
57 Halted 0 ms 0 KB -