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Submission #1087359

# Submission time Handle Problem Language Result Execution time Memory
1087359 2024-09-12T14:34:13 Z vladilius Diversity (CEOI21_diversity) C++17
64 / 100
 63 ms 21620 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define pb push_back
#define ff first
#define ss second
#define ins insert
#define arr3 array<int, 3>
const int A = 3e5;

struct FT{
    ll bit[A + 1], a[A + 1], s;
    int n;
    FT(int ns){
        n = ns;
        for (int i = 1; i <= n; i++){
            bit[i] = a[i] = 0;
        }
        s = 0;
    }
    void upd(int v, ll x){
        s += x; a[v] += x;
        while (v <= n){
            bit[v] += x;
            v |= (v + 1);
        }
    }
    ll get(int v){
        ll out = 0;
        while (v > 0){
            out += bit[v];
            v = (v & (v + 1)) - 1;
        }
        return out;
    }
    ll get(int l, int r){
        if (l > r) return 0;
        return get(r) - get(l - 1);
    }
};

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    int n, q; cin>>n>>q;
    vector<int> a(n + 1);
    for (int i = 1; i <= n; i++){
        cin>>a[i];
    }
    
    vector<arr3> qs;
    for (int i = 1; i <= q; i++){
        int l, r; cin>>l>>r;
        qs.pb({l, r, i});
    }
    
    const int S = sqrt(n);
    auto cmp = [&](arr3 x, arr3 y){
        int x1 = x[0] / S, y1 = y[0] / S;
        if (x1 == y1){
            return x[1] < y[1];
        }
        return (x1 & 1) ? (x[1] < y[1]) : (x[1] > y[1]);
    };
    sort(qs.begin(), qs.end(), cmp);
    
    vector<int> p(n + 1);
    for (int i = 1; i <= n; i++){
        if (i % 2){
            p[i] = (i + 1) / 2;
        }
        else {
            p[i] = n - i / 2 + 1;
        }
    }
    
    ll sum = 0, s1, s2;
    vector<int> f(n + 1), cnt(A + 1);
    vector<int> :: iterator it;
    FT T1(n), T2(n);
    auto add = [&](int x){
        x = a[x];
        it = upper_bound(f.begin() + 1, f.end(), cnt[x]); it--;
        int j1 = (int) (it - f.begin()), j = p[j1];
        
        sum += (f[j1] + 1);
        s1 = T1.get(1, j - 1); s2 = T2.get(1, j - 1);
        sum += (1LL * j * s1);
        sum -= (s2 - s1);
        sum += (T2.s - s2 - T2.a[j]);
        sum -= 1LL * (j - 1) * (T1.s - s1 - T1.a[j]);
        
        cnt[x]++; f[j1]++;
        T1.upd(j, 1);
        T2.upd(j, j);
    };

    auto rem = [&](int x){
        x = a[x];
        it = lower_bound(f.begin() + 1, f.end(), cnt[x]);
        int j1 = (int) (it - f.begin()), j = p[j1];
        
        sum -= f[j1];
        s1 = T1.get(1, j - 1); s2 = T2.get(1, j - 1);
        sum -= (1LL * j * s1);
        sum += (s2 - s1);
        sum -= (T2.s - s2 - T2.a[j]);
        sum += 1LL * (j - 1) * (T1.s - s1 - T1.a[j]);
        
        cnt[x]--; f[j1]--;
        T1.upd(j, -1);
        T2.upd(j, -j);
    };
    
    vector<ll> out(q + 1);
    int lc = 1, rc = 0;
    for (auto [l, r, ii]: qs){
        while (lc < l) rem(lc++);
        while (lc > l) add(--lc);
        while (rc < r) add(++rc);
        while (rc > r) rem(rc--);
        
        out[ii] = sum;
    }
    
    for (int i = 1; i <= q; i++){
        cout<<out[i]<<"\n";
    }
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 10840 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 5 ms 10844 KB Output is correct
4 Correct 5 ms 10844 KB Output is correct
5 Correct 5 ms 10844 KB Output is correct
6 Correct 5 ms 10840 KB Output is correct
7 Correct 5 ms 10844 KB Output is correct
8 Correct 5 ms 10796 KB Output is correct
9 Correct 5 ms 10844 KB Output is correct
10 Correct 5 ms 10864 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 10844 KB Output is correct
2 Correct 5 ms 10872 KB Output is correct
3 Correct 5 ms 11100 KB Output is correct
4 Correct 14 ms 12408 KB Output is correct
5 Correct 23 ms 13780 KB Output is correct
6 Correct 36 ms 15196 KB Output is correct
7 Correct 33 ms 14936 KB Output is correct
8 Correct 36 ms 14936 KB Output is correct
9 Correct 37 ms 14940 KB Output is correct
10 Correct 41 ms 15196 KB Output is correct
11 Correct 35 ms 14936 KB Output is correct
12 Correct 36 ms 15192 KB Output is correct
13 Correct 39 ms 14940 KB Output is correct
14 Correct 35 ms 15168 KB Output is correct
15 Correct 36 ms 14936 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 10844 KB Output is correct
2 Correct 5 ms 10872 KB Output is correct
3 Correct 5 ms 11100 KB Output is correct
4 Correct 14 ms 12408 KB Output is correct
5 Correct 23 ms 13780 KB Output is correct
6 Correct 36 ms 15196 KB Output is correct
7 Correct 33 ms 14936 KB Output is correct
8 Correct 36 ms 14936 KB Output is correct
9 Correct 37 ms 14940 KB Output is correct
10 Correct 41 ms 15196 KB Output is correct
11 Correct 35 ms 14936 KB Output is correct
12 Correct 36 ms 15192 KB Output is correct
13 Correct 39 ms 14940 KB Output is correct
14 Correct 35 ms 15168 KB Output is correct
15 Correct 36 ms 14936 KB Output is correct
16 Correct 5 ms 10840 KB Output is correct
17 Correct 5 ms 10844 KB Output is correct
18 Correct 6 ms 11048 KB Output is correct
19 Correct 15 ms 12376 KB Output is correct
20 Correct 25 ms 13832 KB Output is correct
21 Correct 37 ms 15196 KB Output is correct
22 Correct 40 ms 15196 KB Output is correct
23 Correct 37 ms 15320 KB Output is correct
24 Correct 36 ms 15196 KB Output is correct
25 Correct 44 ms 15192 KB Output is correct
26 Correct 44 ms 15340 KB Output is correct
27 Correct 39 ms 15196 KB Output is correct
28 Correct 37 ms 15196 KB Output is correct
29 Correct 40 ms 15192 KB Output is correct
30 Correct 37 ms 15196 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 10844 KB Output is correct
2 Correct 5 ms 10872 KB Output is correct
3 Correct 5 ms 11100 KB Output is correct
4 Correct 14 ms 12408 KB Output is correct
5 Correct 23 ms 13780 KB Output is correct
6 Correct 36 ms 15196 KB Output is correct
7 Correct 33 ms 14936 KB Output is correct
8 Correct 36 ms 14936 KB Output is correct
9 Correct 37 ms 14940 KB Output is correct
10 Correct 41 ms 15196 KB Output is correct
11 Correct 35 ms 14936 KB Output is correct
12 Correct 36 ms 15192 KB Output is correct
13 Correct 39 ms 14940 KB Output is correct
14 Correct 35 ms 15168 KB Output is correct
15 Correct 36 ms 14936 KB Output is correct
16 Correct 5 ms 10840 KB Output is correct
17 Correct 5 ms 10844 KB Output is correct
18 Correct 6 ms 11048 KB Output is correct
19 Correct 15 ms 12376 KB Output is correct
20 Correct 25 ms 13832 KB Output is correct
21 Correct 37 ms 15196 KB Output is correct
22 Correct 40 ms 15196 KB Output is correct
23 Correct 37 ms 15320 KB Output is correct
24 Correct 36 ms 15196 KB Output is correct
25 Correct 44 ms 15192 KB Output is correct
26 Correct 44 ms 15340 KB Output is correct
27 Correct 39 ms 15196 KB Output is correct
28 Correct 37 ms 15196 KB Output is correct
29 Correct 40 ms 15192 KB Output is correct
30 Correct 37 ms 15196 KB Output is correct
31 Correct 5 ms 10844 KB Output is correct
32 Correct 5 ms 10844 KB Output is correct
33 Correct 5 ms 10844 KB Output is correct
34 Correct 6 ms 10952 KB Output is correct
35 Correct 6 ms 11100 KB Output is correct
36 Correct 8 ms 11356 KB Output is correct
37 Correct 11 ms 11608 KB Output is correct
38 Correct 11 ms 11612 KB Output is correct
39 Correct 18 ms 12556 KB Output is correct
40 Correct 31 ms 13912 KB Output is correct
41 Correct 44 ms 15588 KB Output is correct
42 Correct 45 ms 15452 KB Output is correct
43 Correct 49 ms 15444 KB Output is correct
44 Correct 47 ms 15444 KB Output is correct
45 Correct 44 ms 15624 KB Output is correct
46 Correct 45 ms 15440 KB Output is correct
47 Correct 46 ms 15472 KB Output is correct
48 Correct 48 ms 15492 KB Output is correct
49 Correct 44 ms 15668 KB Output is correct
50 Correct 47 ms 15452 KB Output is correct
51 Correct 45 ms 15448 KB Output is correct
52 Correct 45 ms 15452 KB Output is correct
53 Correct 50 ms 15452 KB Output is correct
54 Correct 44 ms 15620 KB Output is correct
55 Correct 46 ms 15452 KB Output is correct
56 Correct 46 ms 15452 KB Output is correct
57 Correct 45 ms 15444 KB Output is correct
58 Correct 45 ms 15496 KB Output is correct
59 Correct 46 ms 15452 KB Output is correct
60 Correct 44 ms 15440 KB Output is correct

Subtask #5
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 10840 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 5 ms 10844 KB Output is correct
4 Correct 5 ms 10844 KB Output is correct
5 Correct 5 ms 10844 KB Output is correct
6 Correct 5 ms 10840 KB Output is correct
7 Correct 5 ms 10844 KB Output is correct
8 Correct 5 ms 10796 KB Output is correct
9 Correct 5 ms 10844 KB Output is correct
10 Correct 5 ms 10864 KB Output is correct
11 Correct 5 ms 10844 KB Output is correct
12 Correct 5 ms 10872 KB Output is correct
13 Correct 5 ms 11100 KB Output is correct
14 Correct 14 ms 12408 KB Output is correct
15 Correct 23 ms 13780 KB Output is correct
16 Correct 36 ms 15196 KB Output is correct
17 Correct 33 ms 14936 KB Output is correct
18 Correct 36 ms 14936 KB Output is correct
19 Correct 37 ms 14940 KB Output is correct
20 Correct 41 ms 15196 KB Output is correct
21 Correct 35 ms 14936 KB Output is correct
22 Correct 36 ms 15192 KB Output is correct
23 Correct 39 ms 14940 KB Output is correct
24 Correct 35 ms 15168 KB Output is correct
25 Correct 36 ms 14936 KB Output is correct
26 Correct 5 ms 10840 KB Output is correct
27 Correct 5 ms 10844 KB Output is correct
28 Correct 6 ms 11048 KB Output is correct
29 Correct 15 ms 12376 KB Output is correct
30 Correct 25 ms 13832 KB Output is correct
31 Correct 37 ms 15196 KB Output is correct
32 Correct 40 ms 15196 KB Output is correct
33 Correct 37 ms 15320 KB Output is correct
34 Correct 36 ms 15196 KB Output is correct
35 Correct 44 ms 15192 KB Output is correct
36 Correct 44 ms 15340 KB Output is correct
37 Correct 39 ms 15196 KB Output is correct
38 Correct 37 ms 15196 KB Output is correct
39 Correct 40 ms 15192 KB Output is correct
40 Correct 37 ms 15196 KB Output is correct
41 Correct 5 ms 10844 KB Output is correct
42 Correct 5 ms 10844 KB Output is correct
43 Correct 5 ms 10844 KB Output is correct
44 Correct 6 ms 10952 KB Output is correct
45 Correct 6 ms 11100 KB Output is correct
46 Correct 8 ms 11356 KB Output is correct
47 Correct 11 ms 11608 KB Output is correct
48 Correct 11 ms 11612 KB Output is correct
49 Correct 18 ms 12556 KB Output is correct
50 Correct 31 ms 13912 KB Output is correct
51 Correct 44 ms 15588 KB Output is correct
52 Correct 45 ms 15452 KB Output is correct
53 Correct 49 ms 15444 KB Output is correct
54 Correct 47 ms 15444 KB Output is correct
55 Correct 44 ms 15624 KB Output is correct
56 Correct 45 ms 15440 KB Output is correct
57 Correct 46 ms 15472 KB Output is correct
58 Correct 48 ms 15492 KB Output is correct
59 Correct 44 ms 15668 KB Output is correct
60 Correct 47 ms 15452 KB Output is correct
61 Correct 45 ms 15448 KB Output is correct
62 Correct 45 ms 15452 KB Output is correct
63 Correct 50 ms 15452 KB Output is correct
64 Correct 44 ms 15620 KB Output is correct
65 Correct 46 ms 15452 KB Output is correct
66 Correct 46 ms 15452 KB Output is correct
67 Correct 45 ms 15444 KB Output is correct
68 Correct 45 ms 15496 KB Output is correct
69 Correct 46 ms 15452 KB Output is correct
70 Correct 44 ms 15440 KB Output is correct
71 Correct 15 ms 11608 KB Output is correct
72 Correct 12 ms 11836 KB Output is correct
73 Correct 11 ms 11636 KB Output is correct
74 Correct 11 ms 11768 KB Output is correct
75 Correct 11 ms 11612 KB Output is correct
76 Correct 20 ms 12648 KB Output is correct
77 Correct 23 ms 12636 KB Output is correct
78 Correct 20 ms 12636 KB Output is correct
79 Correct 21 ms 12632 KB Output is correct
80 Correct 19 ms 12684 KB Output is correct
81 Correct 35 ms 14428 KB Output is correct
82 Correct 35 ms 14168 KB Output is correct
83 Correct 35 ms 14172 KB Output is correct
84 Correct 35 ms 14164 KB Output is correct
85 Correct 40 ms 14172 KB Output is correct
86 Correct 37 ms 14428 KB Output is correct
87 Correct 37 ms 14428 KB Output is correct
88 Correct 38 ms 14424 KB Output is correct
89 Correct 36 ms 14428 KB Output is correct
90 Correct 35 ms 14428 KB Output is correct
91 Correct 51 ms 16220 KB Output is correct
92 Correct 56 ms 16264 KB Output is correct
93 Correct 63 ms 16212 KB Output is correct
94 Correct 54 ms 16208 KB Output is correct
95 Correct 53 ms 16276 KB Output is correct
96 Correct 56 ms 16212 KB Output is correct
97 Correct 58 ms 16380 KB Output is correct
98 Correct 57 ms 16220 KB Output is correct
99 Correct 52 ms 16212 KB Output is correct
100 Correct 51 ms 16392 KB Output is correct
101 Correct 56 ms 16216 KB Output is correct
102 Correct 51 ms 16208 KB Output is correct
103 Correct 53 ms 16428 KB Output is correct
104 Correct 52 ms 16252 KB Output is correct
105 Correct 51 ms 16220 KB Output is correct
106 Correct 52 ms 16264 KB Output is correct
107 Correct 56 ms 16212 KB Output is correct
108 Correct 53 ms 16444 KB Output is correct
109 Correct 59 ms 16452 KB Output is correct
110 Correct 50 ms 16472 KB Output is correct
111 Correct 55 ms 16476 KB Output is correct
112 Correct 53 ms 16264 KB Output is correct
113 Correct 51 ms 16216 KB Output is correct
114 Correct 53 ms 16452 KB Output is correct
115 Correct 52 ms 16212 KB Output is correct

Subtask #6
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 10840 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 5 ms 10844 KB Output is correct
4 Correct 5 ms 10844 KB Output is correct
5 Correct 5 ms 10844 KB Output is correct
6 Correct 5 ms 10840 KB Output is correct
7 Correct 5 ms 10844 KB Output is correct
8 Correct 5 ms 10796 KB Output is correct
9 Correct 5 ms 10844 KB Output is correct
10 Correct 5 ms 10864 KB Output is correct
11 Correct 5 ms 10844 KB Output is correct
12 Correct 5 ms 10872 KB Output is correct
13 Correct 5 ms 11100 KB Output is correct
14 Correct 14 ms 12408 KB Output is correct
15 Correct 23 ms 13780 KB Output is correct
16 Correct 36 ms 15196 KB Output is correct
17 Correct 33 ms 14936 KB Output is correct
18 Correct 36 ms 14936 KB Output is correct
19 Correct 37 ms 14940 KB Output is correct
20 Correct 41 ms 15196 KB Output is correct
21 Correct 35 ms 14936 KB Output is correct
22 Correct 36 ms 15192 KB Output is correct
23 Correct 39 ms 14940 KB Output is correct
24 Correct 35 ms 15168 KB Output is correct
25 Correct 36 ms 14936 KB Output is correct
26 Correct 5 ms 10840 KB Output is correct
27 Correct 5 ms 10844 KB Output is correct
28 Correct 6 ms 11048 KB Output is correct
29 Correct 15 ms 12376 KB Output is correct
30 Correct 25 ms 13832 KB Output is correct
31 Correct 37 ms 15196 KB Output is correct
32 Correct 40 ms 15196 KB Output is correct
33 Correct 37 ms 15320 KB Output is correct
34 Correct 36 ms 15196 KB Output is correct
35 Correct 44 ms 15192 KB Output is correct
36 Correct 44 ms 15340 KB Output is correct
37 Correct 39 ms 15196 KB Output is correct
38 Correct 37 ms 15196 KB Output is correct
39 Correct 40 ms 15192 KB Output is correct
40 Correct 37 ms 15196 KB Output is correct
41 Correct 5 ms 10844 KB Output is correct
42 Correct 5 ms 10844 KB Output is correct
43 Correct 5 ms 10844 KB Output is correct
44 Correct 6 ms 10952 KB Output is correct
45 Correct 6 ms 11100 KB Output is correct
46 Correct 8 ms 11356 KB Output is correct
47 Correct 11 ms 11608 KB Output is correct
48 Correct 11 ms 11612 KB Output is correct
49 Correct 18 ms 12556 KB Output is correct
50 Correct 31 ms 13912 KB Output is correct
51 Correct 44 ms 15588 KB Output is correct
52 Correct 45 ms 15452 KB Output is correct
53 Correct 49 ms 15444 KB Output is correct
54 Correct 47 ms 15444 KB Output is correct
55 Correct 44 ms 15624 KB Output is correct
56 Correct 45 ms 15440 KB Output is correct
57 Correct 46 ms 15472 KB Output is correct
58 Correct 48 ms 15492 KB Output is correct
59 Correct 44 ms 15668 KB Output is correct
60 Correct 47 ms 15452 KB Output is correct
61 Correct 45 ms 15448 KB Output is correct
62 Correct 45 ms 15452 KB Output is correct
63 Correct 50 ms 15452 KB Output is correct
64 Correct 44 ms 15620 KB Output is correct
65 Correct 46 ms 15452 KB Output is correct
66 Correct 46 ms 15452 KB Output is correct
67 Correct 45 ms 15444 KB Output is correct
68 Correct 45 ms 15496 KB Output is correct
69 Correct 46 ms 15452 KB Output is correct
70 Correct 44 ms 15440 KB Output is correct
71 Correct 15 ms 11608 KB Output is correct
72 Correct 12 ms 11836 KB Output is correct
73 Correct 11 ms 11636 KB Output is correct
74 Correct 11 ms 11768 KB Output is correct
75 Correct 11 ms 11612 KB Output is correct
76 Correct 20 ms 12648 KB Output is correct
77 Correct 23 ms 12636 KB Output is correct
78 Correct 20 ms 12636 KB Output is correct
79 Correct 21 ms 12632 KB Output is correct
80 Correct 19 ms 12684 KB Output is correct
81 Correct 35 ms 14428 KB Output is correct
82 Correct 35 ms 14168 KB Output is correct
83 Correct 35 ms 14172 KB Output is correct
84 Correct 35 ms 14164 KB Output is correct
85 Correct 40 ms 14172 KB Output is correct
86 Correct 37 ms 14428 KB Output is correct
87 Correct 37 ms 14428 KB Output is correct
88 Correct 38 ms 14424 KB Output is correct
89 Correct 36 ms 14428 KB Output is correct
90 Correct 35 ms 14428 KB Output is correct
91 Correct 51 ms 16220 KB Output is correct
92 Correct 56 ms 16264 KB Output is correct
93 Correct 63 ms 16212 KB Output is correct
94 Correct 54 ms 16208 KB Output is correct
95 Correct 53 ms 16276 KB Output is correct
96 Correct 56 ms 16212 KB Output is correct
97 Correct 58 ms 16380 KB Output is correct
98 Correct 57 ms 16220 KB Output is correct
99 Correct 52 ms 16212 KB Output is correct
100 Correct 51 ms 16392 KB Output is correct
101 Correct 56 ms 16216 KB Output is correct
102 Correct 51 ms 16208 KB Output is correct
103 Correct 53 ms 16428 KB Output is correct
104 Correct 52 ms 16252 KB Output is correct
105 Correct 51 ms 16220 KB Output is correct
106 Correct 52 ms 16264 KB Output is correct
107 Correct 56 ms 16212 KB Output is correct
108 Correct 53 ms 16444 KB Output is correct
109 Correct 59 ms 16452 KB Output is correct
110 Correct 50 ms 16472 KB Output is correct
111 Correct 55 ms 16476 KB Output is correct
112 Correct 53 ms 16264 KB Output is correct
113 Correct 51 ms 16216 KB Output is correct
114 Correct 53 ms 16452 KB Output is correct
115 Correct 52 ms 16212 KB Output is correct
116 Runtime error 26 ms 21620 KB Execution killed with signal 11
117 Halted 0 ms 0 KB -