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답안 #1087332

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1087332 2024-09-12T13:38:22 Z vladilius Diversity (CEOI21_diversity) C++17
64 / 100
 7000 ms 11736 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];
    int n;
    FT(int ns){
        n = ns;
        for (int i = 1; i <= n; i++){
            bit[i] = 0;
        }
    }
    void upd(int v, ll 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){
        if (x[0] / S == y[0] / S){
            return x[1] < y[1];
        }
        return x[0] < y[0];
    };
    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;
    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);
        sum += (1LL * j * T1.get(1, j - 1));
        sum -= (T2.get(1, j - 1) - T1.get(1, j - 1));
        sum += T2.get(j + 1, n);
        sum -= 1LL * (j - 1) * T1.get(j + 1, n);
        
        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];
        sum -= (1LL * j * T1.get(1, j - 1));
        sum += (T2.get(1, j - 1) - T1.get(1, j - 1));
        sum -= T2.get(j + 1, n);
        sum += 1LL * (j - 1) * T1.get(j + 1, n);
        
        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

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 6268 KB Output is correct
2 Correct 3 ms 6236 KB Output is correct
3 Correct 4 ms 6236 KB Output is correct
4 Correct 3 ms 6236 KB Output is correct
5 Correct 3 ms 6236 KB Output is correct
6 Correct 3 ms 6236 KB Output is correct
7 Correct 4 ms 6236 KB Output is correct
8 Correct 3 ms 6236 KB Output is correct
9 Correct 3 ms 6236 KB Output is correct
10 Correct 3 ms 6236 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 6236 KB Output is correct
2 Correct 3 ms 6172 KB Output is correct
3 Correct 4 ms 6236 KB Output is correct
4 Correct 14 ms 7516 KB Output is correct
5 Correct 35 ms 8880 KB Output is correct
6 Correct 48 ms 10328 KB Output is correct
7 Correct 49 ms 10320 KB Output is correct
8 Correct 47 ms 10328 KB Output is correct
9 Correct 43 ms 10412 KB Output is correct
10 Correct 51 ms 10412 KB Output is correct
11 Correct 50 ms 10332 KB Output is correct
12 Correct 49 ms 10284 KB Output is correct
13 Correct 46 ms 10328 KB Output is correct
14 Correct 48 ms 10332 KB Output is correct
15 Correct 44 ms 10328 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 6236 KB Output is correct
2 Correct 3 ms 6172 KB Output is correct
3 Correct 4 ms 6236 KB Output is correct
4 Correct 14 ms 7516 KB Output is correct
5 Correct 35 ms 8880 KB Output is correct
6 Correct 48 ms 10328 KB Output is correct
7 Correct 49 ms 10320 KB Output is correct
8 Correct 47 ms 10328 KB Output is correct
9 Correct 43 ms 10412 KB Output is correct
10 Correct 51 ms 10412 KB Output is correct
11 Correct 50 ms 10332 KB Output is correct
12 Correct 49 ms 10284 KB Output is correct
13 Correct 46 ms 10328 KB Output is correct
14 Correct 48 ms 10332 KB Output is correct
15 Correct 44 ms 10328 KB Output is correct
16 Correct 3 ms 6232 KB Output is correct
17 Correct 3 ms 6236 KB Output is correct
18 Correct 4 ms 6236 KB Output is correct
19 Correct 16 ms 7624 KB Output is correct
20 Correct 30 ms 9216 KB Output is correct
21 Correct 44 ms 10680 KB Output is correct
22 Correct 47 ms 10544 KB Output is correct
23 Correct 48 ms 10588 KB Output is correct
24 Correct 68 ms 10444 KB Output is correct
25 Correct 44 ms 10584 KB Output is correct
26 Correct 46 ms 10588 KB Output is correct
27 Correct 43 ms 10540 KB Output is correct
28 Correct 65 ms 10332 KB Output is correct
29 Correct 48 ms 10396 KB Output is correct
30 Correct 68 ms 10640 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 6236 KB Output is correct
2 Correct 3 ms 6172 KB Output is correct
3 Correct 4 ms 6236 KB Output is correct
4 Correct 14 ms 7516 KB Output is correct
5 Correct 35 ms 8880 KB Output is correct
6 Correct 48 ms 10328 KB Output is correct
7 Correct 49 ms 10320 KB Output is correct
8 Correct 47 ms 10328 KB Output is correct
9 Correct 43 ms 10412 KB Output is correct
10 Correct 51 ms 10412 KB Output is correct
11 Correct 50 ms 10332 KB Output is correct
12 Correct 49 ms 10284 KB Output is correct
13 Correct 46 ms 10328 KB Output is correct
14 Correct 48 ms 10332 KB Output is correct
15 Correct 44 ms 10328 KB Output is correct
16 Correct 3 ms 6232 KB Output is correct
17 Correct 3 ms 6236 KB Output is correct
18 Correct 4 ms 6236 KB Output is correct
19 Correct 16 ms 7624 KB Output is correct
20 Correct 30 ms 9216 KB Output is correct
21 Correct 44 ms 10680 KB Output is correct
22 Correct 47 ms 10544 KB Output is correct
23 Correct 48 ms 10588 KB Output is correct
24 Correct 68 ms 10444 KB Output is correct
25 Correct 44 ms 10584 KB Output is correct
26 Correct 46 ms 10588 KB Output is correct
27 Correct 43 ms 10540 KB Output is correct
28 Correct 65 ms 10332 KB Output is correct
29 Correct 48 ms 10396 KB Output is correct
30 Correct 68 ms 10640 KB Output is correct
31 Correct 3 ms 6232 KB Output is correct
32 Correct 3 ms 6176 KB Output is correct
33 Correct 4 ms 6236 KB Output is correct
34 Correct 4 ms 6276 KB Output is correct
35 Correct 4 ms 6232 KB Output is correct
36 Correct 4 ms 6236 KB Output is correct
37 Correct 11 ms 6992 KB Output is correct
38 Correct 11 ms 7004 KB Output is correct
39 Correct 18 ms 7712 KB Output is correct
40 Correct 35 ms 9380 KB Output is correct
41 Correct 55 ms 10844 KB Output is correct
42 Correct 52 ms 10980 KB Output is correct
43 Correct 76 ms 10788 KB Output is correct
44 Correct 78 ms 10836 KB Output is correct
45 Correct 58 ms 10840 KB Output is correct
46 Correct 52 ms 10840 KB Output is correct
47 Correct 66 ms 10972 KB Output is correct
48 Correct 60 ms 10972 KB Output is correct
49 Correct 52 ms 10844 KB Output is correct
50 Correct 52 ms 10980 KB Output is correct
51 Correct 52 ms 10844 KB Output is correct
52 Correct 52 ms 10844 KB Output is correct
53 Correct 64 ms 10900 KB Output is correct
54 Correct 58 ms 10976 KB Output is correct
55 Correct 51 ms 10844 KB Output is correct
56 Correct 52 ms 10840 KB Output is correct
57 Correct 54 ms 10840 KB Output is correct
58 Correct 52 ms 10840 KB Output is correct
59 Correct 52 ms 10992 KB Output is correct
60 Correct 57 ms 11096 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 6268 KB Output is correct
2 Correct 3 ms 6236 KB Output is correct
3 Correct 4 ms 6236 KB Output is correct
4 Correct 3 ms 6236 KB Output is correct
5 Correct 3 ms 6236 KB Output is correct
6 Correct 3 ms 6236 KB Output is correct
7 Correct 4 ms 6236 KB Output is correct
8 Correct 3 ms 6236 KB Output is correct
9 Correct 3 ms 6236 KB Output is correct
10 Correct 3 ms 6236 KB Output is correct
11 Correct 3 ms 6236 KB Output is correct
12 Correct 3 ms 6172 KB Output is correct
13 Correct 4 ms 6236 KB Output is correct
14 Correct 14 ms 7516 KB Output is correct
15 Correct 35 ms 8880 KB Output is correct
16 Correct 48 ms 10328 KB Output is correct
17 Correct 49 ms 10320 KB Output is correct
18 Correct 47 ms 10328 KB Output is correct
19 Correct 43 ms 10412 KB Output is correct
20 Correct 51 ms 10412 KB Output is correct
21 Correct 50 ms 10332 KB Output is correct
22 Correct 49 ms 10284 KB Output is correct
23 Correct 46 ms 10328 KB Output is correct
24 Correct 48 ms 10332 KB Output is correct
25 Correct 44 ms 10328 KB Output is correct
26 Correct 3 ms 6232 KB Output is correct
27 Correct 3 ms 6236 KB Output is correct
28 Correct 4 ms 6236 KB Output is correct
29 Correct 16 ms 7624 KB Output is correct
30 Correct 30 ms 9216 KB Output is correct
31 Correct 44 ms 10680 KB Output is correct
32 Correct 47 ms 10544 KB Output is correct
33 Correct 48 ms 10588 KB Output is correct
34 Correct 68 ms 10444 KB Output is correct
35 Correct 44 ms 10584 KB Output is correct
36 Correct 46 ms 10588 KB Output is correct
37 Correct 43 ms 10540 KB Output is correct
38 Correct 65 ms 10332 KB Output is correct
39 Correct 48 ms 10396 KB Output is correct
40 Correct 68 ms 10640 KB Output is correct
41 Correct 3 ms 6232 KB Output is correct
42 Correct 3 ms 6176 KB Output is correct
43 Correct 4 ms 6236 KB Output is correct
44 Correct 4 ms 6276 KB Output is correct
45 Correct 4 ms 6232 KB Output is correct
46 Correct 4 ms 6236 KB Output is correct
47 Correct 11 ms 6992 KB Output is correct
48 Correct 11 ms 7004 KB Output is correct
49 Correct 18 ms 7712 KB Output is correct
50 Correct 35 ms 9380 KB Output is correct
51 Correct 55 ms 10844 KB Output is correct
52 Correct 52 ms 10980 KB Output is correct
53 Correct 76 ms 10788 KB Output is correct
54 Correct 78 ms 10836 KB Output is correct
55 Correct 58 ms 10840 KB Output is correct
56 Correct 52 ms 10840 KB Output is correct
57 Correct 66 ms 10972 KB Output is correct
58 Correct 60 ms 10972 KB Output is correct
59 Correct 52 ms 10844 KB Output is correct
60 Correct 52 ms 10980 KB Output is correct
61 Correct 52 ms 10844 KB Output is correct
62 Correct 52 ms 10844 KB Output is correct
63 Correct 64 ms 10900 KB Output is correct
64 Correct 58 ms 10976 KB Output is correct
65 Correct 51 ms 10844 KB Output is correct
66 Correct 52 ms 10840 KB Output is correct
67 Correct 54 ms 10840 KB Output is correct
68 Correct 52 ms 10840 KB Output is correct
69 Correct 52 ms 10992 KB Output is correct
70 Correct 57 ms 11096 KB Output is correct
71 Correct 11 ms 7004 KB Output is correct
72 Correct 11 ms 7148 KB Output is correct
73 Correct 11 ms 7004 KB Output is correct
74 Correct 11 ms 6952 KB Output is correct
75 Correct 12 ms 7004 KB Output is correct
76 Correct 20 ms 7772 KB Output is correct
77 Correct 25 ms 7772 KB Output is correct
78 Correct 20 ms 7964 KB Output is correct
79 Correct 20 ms 7768 KB Output is correct
80 Correct 23 ms 7772 KB Output is correct
81 Correct 40 ms 9628 KB Output is correct
82 Correct 40 ms 9564 KB Output is correct
83 Correct 40 ms 9460 KB Output is correct
84 Correct 40 ms 9560 KB Output is correct
85 Correct 41 ms 9564 KB Output is correct
86 Correct 42 ms 9560 KB Output is correct
87 Correct 41 ms 9564 KB Output is correct
88 Correct 48 ms 9508 KB Output is correct
89 Correct 41 ms 9564 KB Output is correct
90 Correct 41 ms 9560 KB Output is correct
91 Correct 62 ms 11356 KB Output is correct
92 Correct 61 ms 11396 KB Output is correct
93 Correct 61 ms 11344 KB Output is correct
94 Correct 62 ms 11560 KB Output is correct
95 Correct 64 ms 11348 KB Output is correct
96 Correct 67 ms 11560 KB Output is correct
97 Correct 63 ms 11736 KB Output is correct
98 Correct 61 ms 11600 KB Output is correct
99 Correct 60 ms 11608 KB Output is correct
100 Correct 64 ms 11736 KB Output is correct
101 Correct 61 ms 11724 KB Output is correct
102 Correct 61 ms 11564 KB Output is correct
103 Correct 60 ms 11612 KB Output is correct
104 Correct 63 ms 11600 KB Output is correct
105 Correct 62 ms 11612 KB Output is correct
106 Correct 59 ms 11612 KB Output is correct
107 Correct 65 ms 11604 KB Output is correct
108 Correct 61 ms 11612 KB Output is correct
109 Correct 61 ms 11604 KB Output is correct
110 Correct 59 ms 11612 KB Output is correct
111 Correct 62 ms 11688 KB Output is correct
112 Correct 59 ms 11608 KB Output is correct
113 Correct 59 ms 11688 KB Output is correct
114 Correct 59 ms 11600 KB Output is correct
115 Correct 62 ms 11692 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 6268 KB Output is correct
2 Correct 3 ms 6236 KB Output is correct
3 Correct 4 ms 6236 KB Output is correct
4 Correct 3 ms 6236 KB Output is correct
5 Correct 3 ms 6236 KB Output is correct
6 Correct 3 ms 6236 KB Output is correct
7 Correct 4 ms 6236 KB Output is correct
8 Correct 3 ms 6236 KB Output is correct
9 Correct 3 ms 6236 KB Output is correct
10 Correct 3 ms 6236 KB Output is correct
11 Correct 3 ms 6236 KB Output is correct
12 Correct 3 ms 6172 KB Output is correct
13 Correct 4 ms 6236 KB Output is correct
14 Correct 14 ms 7516 KB Output is correct
15 Correct 35 ms 8880 KB Output is correct
16 Correct 48 ms 10328 KB Output is correct
17 Correct 49 ms 10320 KB Output is correct
18 Correct 47 ms 10328 KB Output is correct
19 Correct 43 ms 10412 KB Output is correct
20 Correct 51 ms 10412 KB Output is correct
21 Correct 50 ms 10332 KB Output is correct
22 Correct 49 ms 10284 KB Output is correct
23 Correct 46 ms 10328 KB Output is correct
24 Correct 48 ms 10332 KB Output is correct
25 Correct 44 ms 10328 KB Output is correct
26 Correct 3 ms 6232 KB Output is correct
27 Correct 3 ms 6236 KB Output is correct
28 Correct 4 ms 6236 KB Output is correct
29 Correct 16 ms 7624 KB Output is correct
30 Correct 30 ms 9216 KB Output is correct
31 Correct 44 ms 10680 KB Output is correct
32 Correct 47 ms 10544 KB Output is correct
33 Correct 48 ms 10588 KB Output is correct
34 Correct 68 ms 10444 KB Output is correct
35 Correct 44 ms 10584 KB Output is correct
36 Correct 46 ms 10588 KB Output is correct
37 Correct 43 ms 10540 KB Output is correct
38 Correct 65 ms 10332 KB Output is correct
39 Correct 48 ms 10396 KB Output is correct
40 Correct 68 ms 10640 KB Output is correct
41 Correct 3 ms 6232 KB Output is correct
42 Correct 3 ms 6176 KB Output is correct
43 Correct 4 ms 6236 KB Output is correct
44 Correct 4 ms 6276 KB Output is correct
45 Correct 4 ms 6232 KB Output is correct
46 Correct 4 ms 6236 KB Output is correct
47 Correct 11 ms 6992 KB Output is correct
48 Correct 11 ms 7004 KB Output is correct
49 Correct 18 ms 7712 KB Output is correct
50 Correct 35 ms 9380 KB Output is correct
51 Correct 55 ms 10844 KB Output is correct
52 Correct 52 ms 10980 KB Output is correct
53 Correct 76 ms 10788 KB Output is correct
54 Correct 78 ms 10836 KB Output is correct
55 Correct 58 ms 10840 KB Output is correct
56 Correct 52 ms 10840 KB Output is correct
57 Correct 66 ms 10972 KB Output is correct
58 Correct 60 ms 10972 KB Output is correct
59 Correct 52 ms 10844 KB Output is correct
60 Correct 52 ms 10980 KB Output is correct
61 Correct 52 ms 10844 KB Output is correct
62 Correct 52 ms 10844 KB Output is correct
63 Correct 64 ms 10900 KB Output is correct
64 Correct 58 ms 10976 KB Output is correct
65 Correct 51 ms 10844 KB Output is correct
66 Correct 52 ms 10840 KB Output is correct
67 Correct 54 ms 10840 KB Output is correct
68 Correct 52 ms 10840 KB Output is correct
69 Correct 52 ms 10992 KB Output is correct
70 Correct 57 ms 11096 KB Output is correct
71 Correct 11 ms 7004 KB Output is correct
72 Correct 11 ms 7148 KB Output is correct
73 Correct 11 ms 7004 KB Output is correct
74 Correct 11 ms 6952 KB Output is correct
75 Correct 12 ms 7004 KB Output is correct
76 Correct 20 ms 7772 KB Output is correct
77 Correct 25 ms 7772 KB Output is correct
78 Correct 20 ms 7964 KB Output is correct
79 Correct 20 ms 7768 KB Output is correct
80 Correct 23 ms 7772 KB Output is correct
81 Correct 40 ms 9628 KB Output is correct
82 Correct 40 ms 9564 KB Output is correct
83 Correct 40 ms 9460 KB Output is correct
84 Correct 40 ms 9560 KB Output is correct
85 Correct 41 ms 9564 KB Output is correct
86 Correct 42 ms 9560 KB Output is correct
87 Correct 41 ms 9564 KB Output is correct
88 Correct 48 ms 9508 KB Output is correct
89 Correct 41 ms 9564 KB Output is correct
90 Correct 41 ms 9560 KB Output is correct
91 Correct 62 ms 11356 KB Output is correct
92 Correct 61 ms 11396 KB Output is correct
93 Correct 61 ms 11344 KB Output is correct
94 Correct 62 ms 11560 KB Output is correct
95 Correct 64 ms 11348 KB Output is correct
96 Correct 67 ms 11560 KB Output is correct
97 Correct 63 ms 11736 KB Output is correct
98 Correct 61 ms 11600 KB Output is correct
99 Correct 60 ms 11608 KB Output is correct
100 Correct 64 ms 11736 KB Output is correct
101 Correct 61 ms 11724 KB Output is correct
102 Correct 61 ms 11564 KB Output is correct
103 Correct 60 ms 11612 KB Output is correct
104 Correct 63 ms 11600 KB Output is correct
105 Correct 62 ms 11612 KB Output is correct
106 Correct 59 ms 11612 KB Output is correct
107 Correct 65 ms 11604 KB Output is correct
108 Correct 61 ms 11612 KB Output is correct
109 Correct 61 ms 11604 KB Output is correct
110 Correct 59 ms 11612 KB Output is correct
111 Correct 62 ms 11688 KB Output is correct
112 Correct 59 ms 11608 KB Output is correct
113 Correct 59 ms 11688 KB Output is correct
114 Correct 59 ms 11600 KB Output is correct
115 Correct 62 ms 11692 KB Output is correct
116 Correct 191 ms 8392 KB Output is correct
117 Correct 208 ms 8396 KB Output is correct
118 Correct 1258 ms 9160 KB Output is correct
119 Correct 1452 ms 9156 KB Output is correct
120 Correct 1576 ms 9152 KB Output is correct
121 Correct 3974 ms 10088 KB Output is correct
122 Correct 4225 ms 10096 KB Output is correct
123 Execution timed out 7024 ms 10960 KB Time limit exceeded
124 Halted 0 ms 0 KB -