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답안 #625987

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
625987 2022-08-11T05:48:51 Z berr Diversity (CEOI21_diversity) C++17
64 / 100
 4818 ms 15692 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
map<int, int> freq;

int val(int a, int b, int c)
{
   return a*c*(a+(c-1)*b)+b*b*((((c-1)*c*(2*c-1))/6));
}


int get()
{
    int n=0, k=0;
    for(auto [i, l]: freq)
    {
        n+=i*l;
        k+=l;
    }

    int mod=1;

    int l=0, r=0, ans=0;

    for(auto [i, j]: freq)
    {
        if(j<=0) continue;

        int addleft=(j+mod)/2;
        int addright=j-addleft;

        ans+=val(l, i, addleft);
        ans+=val(n-l-i, -i, addleft);

        ans+=val(r, i, addright);
        ans+=val(n-r-i, -i, addright);

        l+=addleft*i;
        r+=addright*i;
        mod=(j+mod)%2;
    }
    return (k*n*(n+1)-n*(k-1)-ans)/2;
}


int32_t main()
{
    ios_base::sync_with_stdio(false); cin.tie(0);
    
    int n, q, b=200, cnt=0; cin>>n>>q;

    vector<int> a(n), ans(q);
    vector<array<int, 3>> query[n/b+1], s;


    for(int i=0; i<n; i++) cin>>a[i];

    while(q--)
    {
        int l, r; cin>>l>>r;
        l--; r--;

        query[l/b].push_back({l, r, ++cnt});
    }


    int l=0, r=-1;

    vector<int> count(300005);


    for(int i=0; i<n/b+1; i++)
    {
        sort(query[i].begin(), query[i].end());
        for(auto x: query[i])
        {
            while(x[0]>l)
            {
                if(count[a[l]]!=0)
                count[a[l]]--;
                freq[count[a[l]]]++;
                freq[count[a[l]]+1]--;
                l++;
            }
            while(x[0]<l)
            {
                l--;
                count[a[l]]++;
                freq[count[a[l]]]--;
                if(freq[count[a[l]]-1]>0)
                freq[count[a[l]]-1]--;
            }
            while(x[1]<r)
            {
                if(count[a[r]]!=0)
               freq[count[a[r]]]--;
               count[a[r]]--;

               freq[count[a[r]]]++;
               r--;
            }

            while(x[1]>r)
            {
                r++;
                if(count[a[r]]!=0)
                freq[count[a[r]]]--;
                count[a[r]]++;
                freq[count[a[r]]]++;
            }

            ans[x[2]-1]=get();
        }
    }

    

    for(int i=0; i<ans.size(); i++) cout<<ans[i]<<"\n";

}

Compilation message

diversity.cpp: In function 'int32_t main()':
diversity.cpp:118:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  118 |     for(int i=0; i<ans.size(); i++) cout<<ans[i]<<"\n";
      |                  ~^~~~~~~~~~~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 1 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2644 KB Output is correct
7 Correct 1 ms 2644 KB Output is correct
8 Correct 1 ms 2644 KB Output is correct
9 Correct 1 ms 2644 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 3 ms 2900 KB Output is correct
4 Correct 24 ms 5152 KB Output is correct
5 Correct 61 ms 9468 KB Output is correct
6 Correct 92 ms 9292 KB Output is correct
7 Correct 98 ms 15692 KB Output is correct
8 Correct 80 ms 8840 KB Output is correct
9 Correct 91 ms 9120 KB Output is correct
10 Correct 96 ms 11964 KB Output is correct
11 Correct 82 ms 10188 KB Output is correct
12 Correct 80 ms 9032 KB Output is correct
13 Correct 80 ms 8780 KB Output is correct
14 Correct 85 ms 10472 KB Output is correct
15 Correct 83 ms 9996 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 3 ms 2900 KB Output is correct
4 Correct 24 ms 5152 KB Output is correct
5 Correct 61 ms 9468 KB Output is correct
6 Correct 92 ms 9292 KB Output is correct
7 Correct 98 ms 15692 KB Output is correct
8 Correct 80 ms 8840 KB Output is correct
9 Correct 91 ms 9120 KB Output is correct
10 Correct 96 ms 11964 KB Output is correct
11 Correct 82 ms 10188 KB Output is correct
12 Correct 80 ms 9032 KB Output is correct
13 Correct 80 ms 8780 KB Output is correct
14 Correct 85 ms 10472 KB Output is correct
15 Correct 83 ms 9996 KB Output is correct
16 Correct 1 ms 2644 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 3 ms 2856 KB Output is correct
19 Correct 24 ms 4776 KB Output is correct
20 Correct 50 ms 6592 KB Output is correct
21 Correct 86 ms 9556 KB Output is correct
22 Correct 80 ms 8204 KB Output is correct
23 Correct 82 ms 8964 KB Output is correct
24 Correct 78 ms 8012 KB Output is correct
25 Correct 78 ms 8452 KB Output is correct
26 Correct 78 ms 8196 KB Output is correct
27 Correct 85 ms 8704 KB Output is correct
28 Correct 86 ms 10580 KB Output is correct
29 Correct 83 ms 8408 KB Output is correct
30 Correct 75 ms 8524 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 3 ms 2900 KB Output is correct
4 Correct 24 ms 5152 KB Output is correct
5 Correct 61 ms 9468 KB Output is correct
6 Correct 92 ms 9292 KB Output is correct
7 Correct 98 ms 15692 KB Output is correct
8 Correct 80 ms 8840 KB Output is correct
9 Correct 91 ms 9120 KB Output is correct
10 Correct 96 ms 11964 KB Output is correct
11 Correct 82 ms 10188 KB Output is correct
12 Correct 80 ms 9032 KB Output is correct
13 Correct 80 ms 8780 KB Output is correct
14 Correct 85 ms 10472 KB Output is correct
15 Correct 83 ms 9996 KB Output is correct
16 Correct 1 ms 2644 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 3 ms 2856 KB Output is correct
19 Correct 24 ms 4776 KB Output is correct
20 Correct 50 ms 6592 KB Output is correct
21 Correct 86 ms 9556 KB Output is correct
22 Correct 80 ms 8204 KB Output is correct
23 Correct 82 ms 8964 KB Output is correct
24 Correct 78 ms 8012 KB Output is correct
25 Correct 78 ms 8452 KB Output is correct
26 Correct 78 ms 8196 KB Output is correct
27 Correct 85 ms 8704 KB Output is correct
28 Correct 86 ms 10580 KB Output is correct
29 Correct 83 ms 8408 KB Output is correct
30 Correct 75 ms 8524 KB Output is correct
31 Correct 1 ms 2644 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Correct 1 ms 2644 KB Output is correct
34 Correct 3 ms 2772 KB Output is correct
35 Correct 3 ms 2872 KB Output is correct
36 Correct 3 ms 2772 KB Output is correct
37 Correct 8 ms 3300 KB Output is correct
38 Correct 7 ms 3284 KB Output is correct
39 Correct 13 ms 3804 KB Output is correct
40 Correct 30 ms 5068 KB Output is correct
41 Correct 47 ms 6404 KB Output is correct
42 Correct 51 ms 6316 KB Output is correct
43 Correct 54 ms 6288 KB Output is correct
44 Correct 45 ms 6244 KB Output is correct
45 Correct 46 ms 6268 KB Output is correct
46 Correct 46 ms 6288 KB Output is correct
47 Correct 45 ms 6272 KB Output is correct
48 Correct 48 ms 6268 KB Output is correct
49 Correct 44 ms 6280 KB Output is correct
50 Correct 45 ms 6216 KB Output is correct
51 Correct 44 ms 6324 KB Output is correct
52 Correct 45 ms 6316 KB Output is correct
53 Correct 46 ms 6324 KB Output is correct
54 Correct 55 ms 6220 KB Output is correct
55 Correct 48 ms 6284 KB Output is correct
56 Correct 46 ms 6276 KB Output is correct
57 Correct 46 ms 6276 KB Output is correct
58 Correct 46 ms 6268 KB Output is correct
59 Correct 45 ms 6300 KB Output is correct
60 Correct 48 ms 6332 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 1 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2644 KB Output is correct
7 Correct 1 ms 2644 KB Output is correct
8 Correct 1 ms 2644 KB Output is correct
9 Correct 1 ms 2644 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 1 ms 2644 KB Output is correct
12 Correct 1 ms 2644 KB Output is correct
13 Correct 3 ms 2900 KB Output is correct
14 Correct 24 ms 5152 KB Output is correct
15 Correct 61 ms 9468 KB Output is correct
16 Correct 92 ms 9292 KB Output is correct
17 Correct 98 ms 15692 KB Output is correct
18 Correct 80 ms 8840 KB Output is correct
19 Correct 91 ms 9120 KB Output is correct
20 Correct 96 ms 11964 KB Output is correct
21 Correct 82 ms 10188 KB Output is correct
22 Correct 80 ms 9032 KB Output is correct
23 Correct 80 ms 8780 KB Output is correct
24 Correct 85 ms 10472 KB Output is correct
25 Correct 83 ms 9996 KB Output is correct
26 Correct 1 ms 2644 KB Output is correct
27 Correct 1 ms 2644 KB Output is correct
28 Correct 3 ms 2856 KB Output is correct
29 Correct 24 ms 4776 KB Output is correct
30 Correct 50 ms 6592 KB Output is correct
31 Correct 86 ms 9556 KB Output is correct
32 Correct 80 ms 8204 KB Output is correct
33 Correct 82 ms 8964 KB Output is correct
34 Correct 78 ms 8012 KB Output is correct
35 Correct 78 ms 8452 KB Output is correct
36 Correct 78 ms 8196 KB Output is correct
37 Correct 85 ms 8704 KB Output is correct
38 Correct 86 ms 10580 KB Output is correct
39 Correct 83 ms 8408 KB Output is correct
40 Correct 75 ms 8524 KB Output is correct
41 Correct 1 ms 2644 KB Output is correct
42 Correct 2 ms 2644 KB Output is correct
43 Correct 1 ms 2644 KB Output is correct
44 Correct 3 ms 2772 KB Output is correct
45 Correct 3 ms 2872 KB Output is correct
46 Correct 3 ms 2772 KB Output is correct
47 Correct 8 ms 3300 KB Output is correct
48 Correct 7 ms 3284 KB Output is correct
49 Correct 13 ms 3804 KB Output is correct
50 Correct 30 ms 5068 KB Output is correct
51 Correct 47 ms 6404 KB Output is correct
52 Correct 51 ms 6316 KB Output is correct
53 Correct 54 ms 6288 KB Output is correct
54 Correct 45 ms 6244 KB Output is correct
55 Correct 46 ms 6268 KB Output is correct
56 Correct 46 ms 6288 KB Output is correct
57 Correct 45 ms 6272 KB Output is correct
58 Correct 48 ms 6268 KB Output is correct
59 Correct 44 ms 6280 KB Output is correct
60 Correct 45 ms 6216 KB Output is correct
61 Correct 44 ms 6324 KB Output is correct
62 Correct 45 ms 6316 KB Output is correct
63 Correct 46 ms 6324 KB Output is correct
64 Correct 55 ms 6220 KB Output is correct
65 Correct 48 ms 6284 KB Output is correct
66 Correct 46 ms 6276 KB Output is correct
67 Correct 46 ms 6276 KB Output is correct
68 Correct 46 ms 6268 KB Output is correct
69 Correct 45 ms 6300 KB Output is correct
70 Correct 48 ms 6332 KB Output is correct
71 Correct 8 ms 3276 KB Output is correct
72 Correct 7 ms 3284 KB Output is correct
73 Correct 7 ms 3284 KB Output is correct
74 Correct 8 ms 3356 KB Output is correct
75 Correct 7 ms 3284 KB Output is correct
76 Correct 13 ms 3900 KB Output is correct
77 Correct 12 ms 3924 KB Output is correct
78 Correct 12 ms 3940 KB Output is correct
79 Correct 12 ms 3924 KB Output is correct
80 Correct 13 ms 3924 KB Output is correct
81 Correct 22 ms 5104 KB Output is correct
82 Correct 24 ms 5204 KB Output is correct
83 Correct 23 ms 5236 KB Output is correct
84 Correct 23 ms 5204 KB Output is correct
85 Correct 22 ms 5104 KB Output is correct
86 Correct 26 ms 5276 KB Output is correct
87 Correct 23 ms 5332 KB Output is correct
88 Correct 25 ms 5228 KB Output is correct
89 Correct 23 ms 5232 KB Output is correct
90 Correct 27 ms 5240 KB Output is correct
91 Correct 35 ms 6732 KB Output is correct
92 Correct 31 ms 6660 KB Output is correct
93 Correct 30 ms 6776 KB Output is correct
94 Correct 35 ms 6740 KB Output is correct
95 Correct 30 ms 6792 KB Output is correct
96 Correct 32 ms 6996 KB Output is correct
97 Correct 31 ms 6912 KB Output is correct
98 Correct 31 ms 6864 KB Output is correct
99 Correct 31 ms 6900 KB Output is correct
100 Correct 31 ms 6912 KB Output is correct
101 Correct 30 ms 6916 KB Output is correct
102 Correct 31 ms 6920 KB Output is correct
103 Correct 33 ms 6864 KB Output is correct
104 Correct 30 ms 6920 KB Output is correct
105 Correct 30 ms 6912 KB Output is correct
106 Correct 36 ms 6904 KB Output is correct
107 Correct 28 ms 6920 KB Output is correct
108 Correct 30 ms 6916 KB Output is correct
109 Correct 36 ms 6852 KB Output is correct
110 Correct 31 ms 6908 KB Output is correct
111 Correct 28 ms 6908 KB Output is correct
112 Correct 34 ms 6988 KB Output is correct
113 Correct 36 ms 6924 KB Output is correct
114 Correct 29 ms 6840 KB Output is correct
115 Correct 28 ms 6852 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 1 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2644 KB Output is correct
7 Correct 1 ms 2644 KB Output is correct
8 Correct 1 ms 2644 KB Output is correct
9 Correct 1 ms 2644 KB Output is correct
10 Correct 1 ms 2644 KB Output is correct
11 Correct 1 ms 2644 KB Output is correct
12 Correct 1 ms 2644 KB Output is correct
13 Correct 3 ms 2900 KB Output is correct
14 Correct 24 ms 5152 KB Output is correct
15 Correct 61 ms 9468 KB Output is correct
16 Correct 92 ms 9292 KB Output is correct
17 Correct 98 ms 15692 KB Output is correct
18 Correct 80 ms 8840 KB Output is correct
19 Correct 91 ms 9120 KB Output is correct
20 Correct 96 ms 11964 KB Output is correct
21 Correct 82 ms 10188 KB Output is correct
22 Correct 80 ms 9032 KB Output is correct
23 Correct 80 ms 8780 KB Output is correct
24 Correct 85 ms 10472 KB Output is correct
25 Correct 83 ms 9996 KB Output is correct
26 Correct 1 ms 2644 KB Output is correct
27 Correct 1 ms 2644 KB Output is correct
28 Correct 3 ms 2856 KB Output is correct
29 Correct 24 ms 4776 KB Output is correct
30 Correct 50 ms 6592 KB Output is correct
31 Correct 86 ms 9556 KB Output is correct
32 Correct 80 ms 8204 KB Output is correct
33 Correct 82 ms 8964 KB Output is correct
34 Correct 78 ms 8012 KB Output is correct
35 Correct 78 ms 8452 KB Output is correct
36 Correct 78 ms 8196 KB Output is correct
37 Correct 85 ms 8704 KB Output is correct
38 Correct 86 ms 10580 KB Output is correct
39 Correct 83 ms 8408 KB Output is correct
40 Correct 75 ms 8524 KB Output is correct
41 Correct 1 ms 2644 KB Output is correct
42 Correct 2 ms 2644 KB Output is correct
43 Correct 1 ms 2644 KB Output is correct
44 Correct 3 ms 2772 KB Output is correct
45 Correct 3 ms 2872 KB Output is correct
46 Correct 3 ms 2772 KB Output is correct
47 Correct 8 ms 3300 KB Output is correct
48 Correct 7 ms 3284 KB Output is correct
49 Correct 13 ms 3804 KB Output is correct
50 Correct 30 ms 5068 KB Output is correct
51 Correct 47 ms 6404 KB Output is correct
52 Correct 51 ms 6316 KB Output is correct
53 Correct 54 ms 6288 KB Output is correct
54 Correct 45 ms 6244 KB Output is correct
55 Correct 46 ms 6268 KB Output is correct
56 Correct 46 ms 6288 KB Output is correct
57 Correct 45 ms 6272 KB Output is correct
58 Correct 48 ms 6268 KB Output is correct
59 Correct 44 ms 6280 KB Output is correct
60 Correct 45 ms 6216 KB Output is correct
61 Correct 44 ms 6324 KB Output is correct
62 Correct 45 ms 6316 KB Output is correct
63 Correct 46 ms 6324 KB Output is correct
64 Correct 55 ms 6220 KB Output is correct
65 Correct 48 ms 6284 KB Output is correct
66 Correct 46 ms 6276 KB Output is correct
67 Correct 46 ms 6276 KB Output is correct
68 Correct 46 ms 6268 KB Output is correct
69 Correct 45 ms 6300 KB Output is correct
70 Correct 48 ms 6332 KB Output is correct
71 Correct 8 ms 3276 KB Output is correct
72 Correct 7 ms 3284 KB Output is correct
73 Correct 7 ms 3284 KB Output is correct
74 Correct 8 ms 3356 KB Output is correct
75 Correct 7 ms 3284 KB Output is correct
76 Correct 13 ms 3900 KB Output is correct
77 Correct 12 ms 3924 KB Output is correct
78 Correct 12 ms 3940 KB Output is correct
79 Correct 12 ms 3924 KB Output is correct
80 Correct 13 ms 3924 KB Output is correct
81 Correct 22 ms 5104 KB Output is correct
82 Correct 24 ms 5204 KB Output is correct
83 Correct 23 ms 5236 KB Output is correct
84 Correct 23 ms 5204 KB Output is correct
85 Correct 22 ms 5104 KB Output is correct
86 Correct 26 ms 5276 KB Output is correct
87 Correct 23 ms 5332 KB Output is correct
88 Correct 25 ms 5228 KB Output is correct
89 Correct 23 ms 5232 KB Output is correct
90 Correct 27 ms 5240 KB Output is correct
91 Correct 35 ms 6732 KB Output is correct
92 Correct 31 ms 6660 KB Output is correct
93 Correct 30 ms 6776 KB Output is correct
94 Correct 35 ms 6740 KB Output is correct
95 Correct 30 ms 6792 KB Output is correct
96 Correct 32 ms 6996 KB Output is correct
97 Correct 31 ms 6912 KB Output is correct
98 Correct 31 ms 6864 KB Output is correct
99 Correct 31 ms 6900 KB Output is correct
100 Correct 31 ms 6912 KB Output is correct
101 Correct 30 ms 6916 KB Output is correct
102 Correct 31 ms 6920 KB Output is correct
103 Correct 33 ms 6864 KB Output is correct
104 Correct 30 ms 6920 KB Output is correct
105 Correct 30 ms 6912 KB Output is correct
106 Correct 36 ms 6904 KB Output is correct
107 Correct 28 ms 6920 KB Output is correct
108 Correct 30 ms 6916 KB Output is correct
109 Correct 36 ms 6852 KB Output is correct
110 Correct 31 ms 6908 KB Output is correct
111 Correct 28 ms 6908 KB Output is correct
112 Correct 34 ms 6988 KB Output is correct
113 Correct 36 ms 6924 KB Output is correct
114 Correct 29 ms 6840 KB Output is correct
115 Correct 28 ms 6852 KB Output is correct
116 Incorrect 4818 ms 5600 KB Output isn't correct
117 Halted 0 ms 0 KB -