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답안 #1087335

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1087335 2024-09-12T13:43:51 Z vladilius Diversity (CEOI21_diversity) C++17
64 / 100
 7000 ms 16476 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){
        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, 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

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10844 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 5 ms 10840 KB Output is correct
4 Correct 5 ms 10844 KB Output is correct
5 Correct 5 ms 10868 KB Output is correct
6 Correct 5 ms 10844 KB Output is correct
7 Correct 5 ms 10840 KB Output is correct
8 Correct 5 ms 10844 KB Output is correct
9 Correct 5 ms 10844 KB Output is correct
10 Correct 5 ms 10844 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10840 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 6 ms 11096 KB Output is correct
4 Correct 15 ms 12408 KB Output is correct
5 Correct 24 ms 13788 KB Output is correct
6 Correct 37 ms 15192 KB Output is correct
7 Correct 34 ms 14980 KB Output is correct
8 Correct 36 ms 15108 KB Output is correct
9 Correct 37 ms 14936 KB Output is correct
10 Correct 36 ms 15184 KB Output is correct
11 Correct 36 ms 14940 KB Output is correct
12 Correct 39 ms 15196 KB Output is correct
13 Correct 40 ms 15196 KB Output is correct
14 Correct 36 ms 14940 KB Output is correct
15 Correct 38 ms 14936 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10840 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 6 ms 11096 KB Output is correct
4 Correct 15 ms 12408 KB Output is correct
5 Correct 24 ms 13788 KB Output is correct
6 Correct 37 ms 15192 KB Output is correct
7 Correct 34 ms 14980 KB Output is correct
8 Correct 36 ms 15108 KB Output is correct
9 Correct 37 ms 14936 KB Output is correct
10 Correct 36 ms 15184 KB Output is correct
11 Correct 36 ms 14940 KB Output is correct
12 Correct 39 ms 15196 KB Output is correct
13 Correct 40 ms 15196 KB Output is correct
14 Correct 36 ms 14940 KB Output is correct
15 Correct 38 ms 14936 KB Output is correct
16 Correct 5 ms 10840 KB Output is correct
17 Correct 5 ms 10908 KB Output is correct
18 Correct 6 ms 11036 KB Output is correct
19 Correct 16 ms 12480 KB Output is correct
20 Correct 26 ms 13836 KB Output is correct
21 Correct 38 ms 15196 KB Output is correct
22 Correct 39 ms 15192 KB Output is correct
23 Correct 37 ms 15196 KB Output is correct
24 Correct 45 ms 15184 KB Output is correct
25 Correct 41 ms 15236 KB Output is correct
26 Correct 40 ms 15184 KB Output is correct
27 Correct 38 ms 15280 KB Output is correct
28 Correct 44 ms 15188 KB Output is correct
29 Correct 37 ms 15192 KB Output is correct
30 Correct 38 ms 15192 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10840 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 6 ms 11096 KB Output is correct
4 Correct 15 ms 12408 KB Output is correct
5 Correct 24 ms 13788 KB Output is correct
6 Correct 37 ms 15192 KB Output is correct
7 Correct 34 ms 14980 KB Output is correct
8 Correct 36 ms 15108 KB Output is correct
9 Correct 37 ms 14936 KB Output is correct
10 Correct 36 ms 15184 KB Output is correct
11 Correct 36 ms 14940 KB Output is correct
12 Correct 39 ms 15196 KB Output is correct
13 Correct 40 ms 15196 KB Output is correct
14 Correct 36 ms 14940 KB Output is correct
15 Correct 38 ms 14936 KB Output is correct
16 Correct 5 ms 10840 KB Output is correct
17 Correct 5 ms 10908 KB Output is correct
18 Correct 6 ms 11036 KB Output is correct
19 Correct 16 ms 12480 KB Output is correct
20 Correct 26 ms 13836 KB Output is correct
21 Correct 38 ms 15196 KB Output is correct
22 Correct 39 ms 15192 KB Output is correct
23 Correct 37 ms 15196 KB Output is correct
24 Correct 45 ms 15184 KB Output is correct
25 Correct 41 ms 15236 KB Output is correct
26 Correct 40 ms 15184 KB Output is correct
27 Correct 38 ms 15280 KB Output is correct
28 Correct 44 ms 15188 KB Output is correct
29 Correct 37 ms 15192 KB Output is correct
30 Correct 38 ms 15192 KB Output is correct
31 Correct 6 ms 10840 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 11096 KB Output is correct
35 Correct 6 ms 11100 KB Output is correct
36 Correct 6 ms 11100 KB Output is correct
37 Correct 15 ms 11868 KB Output is correct
38 Correct 11 ms 11612 KB Output is correct
39 Correct 18 ms 12380 KB Output is correct
40 Correct 32 ms 14076 KB Output is correct
41 Correct 46 ms 15452 KB Output is correct
42 Correct 53 ms 15444 KB Output is correct
43 Correct 44 ms 15440 KB Output is correct
44 Correct 51 ms 15680 KB Output is correct
45 Correct 45 ms 15672 KB Output is correct
46 Correct 46 ms 15452 KB Output is correct
47 Correct 45 ms 15620 KB Output is correct
48 Correct 46 ms 15440 KB Output is correct
49 Correct 47 ms 15664 KB Output is correct
50 Correct 46 ms 15448 KB Output is correct
51 Correct 44 ms 15708 KB Output is correct
52 Correct 47 ms 15452 KB Output is correct
53 Correct 45 ms 15448 KB Output is correct
54 Correct 48 ms 15452 KB Output is correct
55 Correct 45 ms 15452 KB Output is correct
56 Correct 44 ms 15492 KB Output is correct
57 Correct 44 ms 15500 KB Output is correct
58 Correct 46 ms 15452 KB Output is correct
59 Correct 46 ms 15640 KB Output is correct
60 Correct 45 ms 15672 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10844 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 5 ms 10840 KB Output is correct
4 Correct 5 ms 10844 KB Output is correct
5 Correct 5 ms 10868 KB Output is correct
6 Correct 5 ms 10844 KB Output is correct
7 Correct 5 ms 10840 KB Output is correct
8 Correct 5 ms 10844 KB Output is correct
9 Correct 5 ms 10844 KB Output is correct
10 Correct 5 ms 10844 KB Output is correct
11 Correct 5 ms 10840 KB Output is correct
12 Correct 5 ms 10844 KB Output is correct
13 Correct 6 ms 11096 KB Output is correct
14 Correct 15 ms 12408 KB Output is correct
15 Correct 24 ms 13788 KB Output is correct
16 Correct 37 ms 15192 KB Output is correct
17 Correct 34 ms 14980 KB Output is correct
18 Correct 36 ms 15108 KB Output is correct
19 Correct 37 ms 14936 KB Output is correct
20 Correct 36 ms 15184 KB Output is correct
21 Correct 36 ms 14940 KB Output is correct
22 Correct 39 ms 15196 KB Output is correct
23 Correct 40 ms 15196 KB Output is correct
24 Correct 36 ms 14940 KB Output is correct
25 Correct 38 ms 14936 KB Output is correct
26 Correct 5 ms 10840 KB Output is correct
27 Correct 5 ms 10908 KB Output is correct
28 Correct 6 ms 11036 KB Output is correct
29 Correct 16 ms 12480 KB Output is correct
30 Correct 26 ms 13836 KB Output is correct
31 Correct 38 ms 15196 KB Output is correct
32 Correct 39 ms 15192 KB Output is correct
33 Correct 37 ms 15196 KB Output is correct
34 Correct 45 ms 15184 KB Output is correct
35 Correct 41 ms 15236 KB Output is correct
36 Correct 40 ms 15184 KB Output is correct
37 Correct 38 ms 15280 KB Output is correct
38 Correct 44 ms 15188 KB Output is correct
39 Correct 37 ms 15192 KB Output is correct
40 Correct 38 ms 15192 KB Output is correct
41 Correct 6 ms 10840 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 11096 KB Output is correct
45 Correct 6 ms 11100 KB Output is correct
46 Correct 6 ms 11100 KB Output is correct
47 Correct 15 ms 11868 KB Output is correct
48 Correct 11 ms 11612 KB Output is correct
49 Correct 18 ms 12380 KB Output is correct
50 Correct 32 ms 14076 KB Output is correct
51 Correct 46 ms 15452 KB Output is correct
52 Correct 53 ms 15444 KB Output is correct
53 Correct 44 ms 15440 KB Output is correct
54 Correct 51 ms 15680 KB Output is correct
55 Correct 45 ms 15672 KB Output is correct
56 Correct 46 ms 15452 KB Output is correct
57 Correct 45 ms 15620 KB Output is correct
58 Correct 46 ms 15440 KB Output is correct
59 Correct 47 ms 15664 KB Output is correct
60 Correct 46 ms 15448 KB Output is correct
61 Correct 44 ms 15708 KB Output is correct
62 Correct 47 ms 15452 KB Output is correct
63 Correct 45 ms 15448 KB Output is correct
64 Correct 48 ms 15452 KB Output is correct
65 Correct 45 ms 15452 KB Output is correct
66 Correct 44 ms 15492 KB Output is correct
67 Correct 44 ms 15500 KB Output is correct
68 Correct 46 ms 15452 KB Output is correct
69 Correct 46 ms 15640 KB Output is correct
70 Correct 45 ms 15672 KB Output is correct
71 Correct 13 ms 11608 KB Output is correct
72 Correct 15 ms 11608 KB Output is correct
73 Correct 12 ms 11612 KB Output is correct
74 Correct 12 ms 11836 KB Output is correct
75 Correct 12 ms 11608 KB Output is correct
76 Correct 20 ms 12636 KB Output is correct
77 Correct 23 ms 12636 KB Output is correct
78 Correct 20 ms 12636 KB Output is correct
79 Correct 20 ms 12684 KB Output is correct
80 Correct 21 ms 12448 KB Output is correct
81 Correct 37 ms 14172 KB Output is correct
82 Correct 35 ms 14216 KB Output is correct
83 Correct 40 ms 14336 KB Output is correct
84 Correct 36 ms 14172 KB Output is correct
85 Correct 36 ms 14168 KB Output is correct
86 Correct 37 ms 14428 KB Output is correct
87 Correct 38 ms 14428 KB Output is correct
88 Correct 36 ms 14424 KB Output is correct
89 Correct 38 ms 14448 KB Output is correct
90 Correct 42 ms 14680 KB Output is correct
91 Correct 53 ms 16256 KB Output is correct
92 Correct 53 ms 16208 KB Output is correct
93 Correct 54 ms 16212 KB Output is correct
94 Correct 57 ms 16212 KB Output is correct
95 Correct 58 ms 16464 KB Output is correct
96 Correct 52 ms 16216 KB Output is correct
97 Correct 54 ms 16220 KB Output is correct
98 Correct 57 ms 16380 KB Output is correct
99 Correct 53 ms 16212 KB Output is correct
100 Correct 58 ms 16276 KB Output is correct
101 Correct 52 ms 16208 KB Output is correct
102 Correct 54 ms 16244 KB Output is correct
103 Correct 52 ms 16220 KB Output is correct
104 Correct 54 ms 16208 KB Output is correct
105 Correct 52 ms 16224 KB Output is correct
106 Correct 51 ms 16260 KB Output is correct
107 Correct 51 ms 16380 KB Output is correct
108 Correct 51 ms 16476 KB Output is correct
109 Correct 54 ms 16208 KB Output is correct
110 Correct 52 ms 16208 KB Output is correct
111 Correct 53 ms 16472 KB Output is correct
112 Correct 51 ms 16448 KB Output is correct
113 Correct 53 ms 16248 KB Output is correct
114 Correct 54 ms 16476 KB Output is correct
115 Correct 53 ms 16220 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10844 KB Output is correct
2 Correct 5 ms 10844 KB Output is correct
3 Correct 5 ms 10840 KB Output is correct
4 Correct 5 ms 10844 KB Output is correct
5 Correct 5 ms 10868 KB Output is correct
6 Correct 5 ms 10844 KB Output is correct
7 Correct 5 ms 10840 KB Output is correct
8 Correct 5 ms 10844 KB Output is correct
9 Correct 5 ms 10844 KB Output is correct
10 Correct 5 ms 10844 KB Output is correct
11 Correct 5 ms 10840 KB Output is correct
12 Correct 5 ms 10844 KB Output is correct
13 Correct 6 ms 11096 KB Output is correct
14 Correct 15 ms 12408 KB Output is correct
15 Correct 24 ms 13788 KB Output is correct
16 Correct 37 ms 15192 KB Output is correct
17 Correct 34 ms 14980 KB Output is correct
18 Correct 36 ms 15108 KB Output is correct
19 Correct 37 ms 14936 KB Output is correct
20 Correct 36 ms 15184 KB Output is correct
21 Correct 36 ms 14940 KB Output is correct
22 Correct 39 ms 15196 KB Output is correct
23 Correct 40 ms 15196 KB Output is correct
24 Correct 36 ms 14940 KB Output is correct
25 Correct 38 ms 14936 KB Output is correct
26 Correct 5 ms 10840 KB Output is correct
27 Correct 5 ms 10908 KB Output is correct
28 Correct 6 ms 11036 KB Output is correct
29 Correct 16 ms 12480 KB Output is correct
30 Correct 26 ms 13836 KB Output is correct
31 Correct 38 ms 15196 KB Output is correct
32 Correct 39 ms 15192 KB Output is correct
33 Correct 37 ms 15196 KB Output is correct
34 Correct 45 ms 15184 KB Output is correct
35 Correct 41 ms 15236 KB Output is correct
36 Correct 40 ms 15184 KB Output is correct
37 Correct 38 ms 15280 KB Output is correct
38 Correct 44 ms 15188 KB Output is correct
39 Correct 37 ms 15192 KB Output is correct
40 Correct 38 ms 15192 KB Output is correct
41 Correct 6 ms 10840 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 11096 KB Output is correct
45 Correct 6 ms 11100 KB Output is correct
46 Correct 6 ms 11100 KB Output is correct
47 Correct 15 ms 11868 KB Output is correct
48 Correct 11 ms 11612 KB Output is correct
49 Correct 18 ms 12380 KB Output is correct
50 Correct 32 ms 14076 KB Output is correct
51 Correct 46 ms 15452 KB Output is correct
52 Correct 53 ms 15444 KB Output is correct
53 Correct 44 ms 15440 KB Output is correct
54 Correct 51 ms 15680 KB Output is correct
55 Correct 45 ms 15672 KB Output is correct
56 Correct 46 ms 15452 KB Output is correct
57 Correct 45 ms 15620 KB Output is correct
58 Correct 46 ms 15440 KB Output is correct
59 Correct 47 ms 15664 KB Output is correct
60 Correct 46 ms 15448 KB Output is correct
61 Correct 44 ms 15708 KB Output is correct
62 Correct 47 ms 15452 KB Output is correct
63 Correct 45 ms 15448 KB Output is correct
64 Correct 48 ms 15452 KB Output is correct
65 Correct 45 ms 15452 KB Output is correct
66 Correct 44 ms 15492 KB Output is correct
67 Correct 44 ms 15500 KB Output is correct
68 Correct 46 ms 15452 KB Output is correct
69 Correct 46 ms 15640 KB Output is correct
70 Correct 45 ms 15672 KB Output is correct
71 Correct 13 ms 11608 KB Output is correct
72 Correct 15 ms 11608 KB Output is correct
73 Correct 12 ms 11612 KB Output is correct
74 Correct 12 ms 11836 KB Output is correct
75 Correct 12 ms 11608 KB Output is correct
76 Correct 20 ms 12636 KB Output is correct
77 Correct 23 ms 12636 KB Output is correct
78 Correct 20 ms 12636 KB Output is correct
79 Correct 20 ms 12684 KB Output is correct
80 Correct 21 ms 12448 KB Output is correct
81 Correct 37 ms 14172 KB Output is correct
82 Correct 35 ms 14216 KB Output is correct
83 Correct 40 ms 14336 KB Output is correct
84 Correct 36 ms 14172 KB Output is correct
85 Correct 36 ms 14168 KB Output is correct
86 Correct 37 ms 14428 KB Output is correct
87 Correct 38 ms 14428 KB Output is correct
88 Correct 36 ms 14424 KB Output is correct
89 Correct 38 ms 14448 KB Output is correct
90 Correct 42 ms 14680 KB Output is correct
91 Correct 53 ms 16256 KB Output is correct
92 Correct 53 ms 16208 KB Output is correct
93 Correct 54 ms 16212 KB Output is correct
94 Correct 57 ms 16212 KB Output is correct
95 Correct 58 ms 16464 KB Output is correct
96 Correct 52 ms 16216 KB Output is correct
97 Correct 54 ms 16220 KB Output is correct
98 Correct 57 ms 16380 KB Output is correct
99 Correct 53 ms 16212 KB Output is correct
100 Correct 58 ms 16276 KB Output is correct
101 Correct 52 ms 16208 KB Output is correct
102 Correct 54 ms 16244 KB Output is correct
103 Correct 52 ms 16220 KB Output is correct
104 Correct 54 ms 16208 KB Output is correct
105 Correct 52 ms 16224 KB Output is correct
106 Correct 51 ms 16260 KB Output is correct
107 Correct 51 ms 16380 KB Output is correct
108 Correct 51 ms 16476 KB Output is correct
109 Correct 54 ms 16208 KB Output is correct
110 Correct 52 ms 16208 KB Output is correct
111 Correct 53 ms 16472 KB Output is correct
112 Correct 51 ms 16448 KB Output is correct
113 Correct 53 ms 16248 KB Output is correct
114 Correct 54 ms 16476 KB Output is correct
115 Correct 53 ms 16220 KB Output is correct
116 Correct 146 ms 12924 KB Output is correct
117 Correct 157 ms 12924 KB Output is correct
118 Correct 924 ms 13812 KB Output is correct
119 Correct 1078 ms 13864 KB Output is correct
120 Correct 1168 ms 13852 KB Output is correct
121 Correct 2985 ms 14792 KB Output is correct
122 Correct 3219 ms 14824 KB Output is correct
123 Execution timed out 7036 ms 15824 KB Time limit exceeded
124 Halted 0 ms 0 KB -