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답안 #625992

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
625992 2022-08-11T05:58:24 Z berr Diversity (CEOI21_diversity) C++17
64 / 100
 7000 ms 36184 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))/6LL));
}


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)/2LL;
}


int32_t main()
{
    ios_base::sync_with_stdio(false); cin.tie(0);
    
    int n, q, b=550, cnt=0; cin>>n>>q;

    vector<int> a(n), ans(q);
    vector<array<int, 3>> query[n/b+2];


    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(3000005);


    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)
            {
                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 9 ms 23764 KB Output is correct
2 Correct 9 ms 23764 KB Output is correct
3 Correct 9 ms 23728 KB Output is correct
4 Correct 9 ms 23752 KB Output is correct
5 Correct 9 ms 23776 KB Output is correct
6 Correct 10 ms 23724 KB Output is correct
7 Correct 13 ms 23712 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 10 ms 23764 KB Output is correct
10 Correct 10 ms 23764 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 23764 KB Output is correct
2 Correct 9 ms 23764 KB Output is correct
3 Correct 11 ms 24020 KB Output is correct
4 Correct 32 ms 26200 KB Output is correct
5 Correct 63 ms 30096 KB Output is correct
6 Correct 95 ms 29728 KB Output is correct
7 Correct 108 ms 36184 KB Output is correct
8 Correct 91 ms 29360 KB Output is correct
9 Correct 93 ms 29568 KB Output is correct
10 Correct 102 ms 32320 KB Output is correct
11 Correct 90 ms 30596 KB Output is correct
12 Correct 89 ms 29516 KB Output is correct
13 Correct 88 ms 29204 KB Output is correct
14 Correct 98 ms 30996 KB Output is correct
15 Correct 96 ms 30424 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 23764 KB Output is correct
2 Correct 9 ms 23764 KB Output is correct
3 Correct 11 ms 24020 KB Output is correct
4 Correct 32 ms 26200 KB Output is correct
5 Correct 63 ms 30096 KB Output is correct
6 Correct 95 ms 29728 KB Output is correct
7 Correct 108 ms 36184 KB Output is correct
8 Correct 91 ms 29360 KB Output is correct
9 Correct 93 ms 29568 KB Output is correct
10 Correct 102 ms 32320 KB Output is correct
11 Correct 90 ms 30596 KB Output is correct
12 Correct 89 ms 29516 KB Output is correct
13 Correct 88 ms 29204 KB Output is correct
14 Correct 98 ms 30996 KB Output is correct
15 Correct 96 ms 30424 KB Output is correct
16 Correct 10 ms 23764 KB Output is correct
17 Correct 10 ms 23764 KB Output is correct
18 Correct 11 ms 23940 KB Output is correct
19 Correct 32 ms 25624 KB Output is correct
20 Correct 59 ms 27280 KB Output is correct
21 Correct 91 ms 29876 KB Output is correct
22 Correct 103 ms 28640 KB Output is correct
23 Correct 107 ms 29264 KB Output is correct
24 Correct 96 ms 28308 KB Output is correct
25 Correct 87 ms 28844 KB Output is correct
26 Correct 87 ms 28612 KB Output is correct
27 Correct 96 ms 29052 KB Output is correct
28 Correct 103 ms 31056 KB Output is correct
29 Correct 101 ms 28808 KB Output is correct
30 Correct 100 ms 28840 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 23764 KB Output is correct
2 Correct 9 ms 23764 KB Output is correct
3 Correct 11 ms 24020 KB Output is correct
4 Correct 32 ms 26200 KB Output is correct
5 Correct 63 ms 30096 KB Output is correct
6 Correct 95 ms 29728 KB Output is correct
7 Correct 108 ms 36184 KB Output is correct
8 Correct 91 ms 29360 KB Output is correct
9 Correct 93 ms 29568 KB Output is correct
10 Correct 102 ms 32320 KB Output is correct
11 Correct 90 ms 30596 KB Output is correct
12 Correct 89 ms 29516 KB Output is correct
13 Correct 88 ms 29204 KB Output is correct
14 Correct 98 ms 30996 KB Output is correct
15 Correct 96 ms 30424 KB Output is correct
16 Correct 10 ms 23764 KB Output is correct
17 Correct 10 ms 23764 KB Output is correct
18 Correct 11 ms 23940 KB Output is correct
19 Correct 32 ms 25624 KB Output is correct
20 Correct 59 ms 27280 KB Output is correct
21 Correct 91 ms 29876 KB Output is correct
22 Correct 103 ms 28640 KB Output is correct
23 Correct 107 ms 29264 KB Output is correct
24 Correct 96 ms 28308 KB Output is correct
25 Correct 87 ms 28844 KB Output is correct
26 Correct 87 ms 28612 KB Output is correct
27 Correct 96 ms 29052 KB Output is correct
28 Correct 103 ms 31056 KB Output is correct
29 Correct 101 ms 28808 KB Output is correct
30 Correct 100 ms 28840 KB Output is correct
31 Correct 10 ms 23764 KB Output is correct
32 Correct 11 ms 23764 KB Output is correct
33 Correct 10 ms 23764 KB Output is correct
34 Correct 12 ms 23892 KB Output is correct
35 Correct 11 ms 23880 KB Output is correct
36 Correct 11 ms 23856 KB Output is correct
37 Correct 15 ms 24148 KB Output is correct
38 Correct 15 ms 24148 KB Output is correct
39 Correct 21 ms 24532 KB Output is correct
40 Correct 36 ms 25428 KB Output is correct
41 Correct 53 ms 26208 KB Output is correct
42 Correct 51 ms 26268 KB Output is correct
43 Correct 55 ms 26304 KB Output is correct
44 Correct 54 ms 26304 KB Output is correct
45 Correct 58 ms 26264 KB Output is correct
46 Correct 57 ms 26288 KB Output is correct
47 Correct 53 ms 26228 KB Output is correct
48 Correct 55 ms 26228 KB Output is correct
49 Correct 54 ms 26244 KB Output is correct
50 Correct 67 ms 26188 KB Output is correct
51 Correct 58 ms 26304 KB Output is correct
52 Correct 55 ms 26224 KB Output is correct
53 Correct 59 ms 26212 KB Output is correct
54 Correct 52 ms 26232 KB Output is correct
55 Correct 59 ms 26220 KB Output is correct
56 Correct 56 ms 26224 KB Output is correct
57 Correct 55 ms 26232 KB Output is correct
58 Correct 52 ms 26184 KB Output is correct
59 Correct 53 ms 26228 KB Output is correct
60 Correct 52 ms 26300 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 23764 KB Output is correct
2 Correct 9 ms 23764 KB Output is correct
3 Correct 9 ms 23728 KB Output is correct
4 Correct 9 ms 23752 KB Output is correct
5 Correct 9 ms 23776 KB Output is correct
6 Correct 10 ms 23724 KB Output is correct
7 Correct 13 ms 23712 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 10 ms 23764 KB Output is correct
10 Correct 10 ms 23764 KB Output is correct
11 Correct 10 ms 23764 KB Output is correct
12 Correct 9 ms 23764 KB Output is correct
13 Correct 11 ms 24020 KB Output is correct
14 Correct 32 ms 26200 KB Output is correct
15 Correct 63 ms 30096 KB Output is correct
16 Correct 95 ms 29728 KB Output is correct
17 Correct 108 ms 36184 KB Output is correct
18 Correct 91 ms 29360 KB Output is correct
19 Correct 93 ms 29568 KB Output is correct
20 Correct 102 ms 32320 KB Output is correct
21 Correct 90 ms 30596 KB Output is correct
22 Correct 89 ms 29516 KB Output is correct
23 Correct 88 ms 29204 KB Output is correct
24 Correct 98 ms 30996 KB Output is correct
25 Correct 96 ms 30424 KB Output is correct
26 Correct 10 ms 23764 KB Output is correct
27 Correct 10 ms 23764 KB Output is correct
28 Correct 11 ms 23940 KB Output is correct
29 Correct 32 ms 25624 KB Output is correct
30 Correct 59 ms 27280 KB Output is correct
31 Correct 91 ms 29876 KB Output is correct
32 Correct 103 ms 28640 KB Output is correct
33 Correct 107 ms 29264 KB Output is correct
34 Correct 96 ms 28308 KB Output is correct
35 Correct 87 ms 28844 KB Output is correct
36 Correct 87 ms 28612 KB Output is correct
37 Correct 96 ms 29052 KB Output is correct
38 Correct 103 ms 31056 KB Output is correct
39 Correct 101 ms 28808 KB Output is correct
40 Correct 100 ms 28840 KB Output is correct
41 Correct 10 ms 23764 KB Output is correct
42 Correct 11 ms 23764 KB Output is correct
43 Correct 10 ms 23764 KB Output is correct
44 Correct 12 ms 23892 KB Output is correct
45 Correct 11 ms 23880 KB Output is correct
46 Correct 11 ms 23856 KB Output is correct
47 Correct 15 ms 24148 KB Output is correct
48 Correct 15 ms 24148 KB Output is correct
49 Correct 21 ms 24532 KB Output is correct
50 Correct 36 ms 25428 KB Output is correct
51 Correct 53 ms 26208 KB Output is correct
52 Correct 51 ms 26268 KB Output is correct
53 Correct 55 ms 26304 KB Output is correct
54 Correct 54 ms 26304 KB Output is correct
55 Correct 58 ms 26264 KB Output is correct
56 Correct 57 ms 26288 KB Output is correct
57 Correct 53 ms 26228 KB Output is correct
58 Correct 55 ms 26228 KB Output is correct
59 Correct 54 ms 26244 KB Output is correct
60 Correct 67 ms 26188 KB Output is correct
61 Correct 58 ms 26304 KB Output is correct
62 Correct 55 ms 26224 KB Output is correct
63 Correct 59 ms 26212 KB Output is correct
64 Correct 52 ms 26232 KB Output is correct
65 Correct 59 ms 26220 KB Output is correct
66 Correct 56 ms 26224 KB Output is correct
67 Correct 55 ms 26232 KB Output is correct
68 Correct 52 ms 26184 KB Output is correct
69 Correct 53 ms 26228 KB Output is correct
70 Correct 52 ms 26300 KB Output is correct
71 Correct 15 ms 24212 KB Output is correct
72 Correct 16 ms 24156 KB Output is correct
73 Correct 20 ms 24148 KB Output is correct
74 Correct 20 ms 24140 KB Output is correct
75 Correct 16 ms 24172 KB Output is correct
76 Correct 23 ms 24536 KB Output is correct
77 Correct 20 ms 24532 KB Output is correct
78 Correct 23 ms 24700 KB Output is correct
79 Correct 21 ms 24580 KB Output is correct
80 Correct 21 ms 24556 KB Output is correct
81 Correct 32 ms 25392 KB Output is correct
82 Correct 36 ms 25372 KB Output is correct
83 Correct 35 ms 25368 KB Output is correct
84 Correct 34 ms 25324 KB Output is correct
85 Correct 33 ms 25392 KB Output is correct
86 Correct 32 ms 25324 KB Output is correct
87 Correct 30 ms 25392 KB Output is correct
88 Correct 31 ms 25328 KB Output is correct
89 Correct 30 ms 25292 KB Output is correct
90 Correct 30 ms 25316 KB Output is correct
91 Correct 39 ms 26032 KB Output is correct
92 Correct 37 ms 26112 KB Output is correct
93 Correct 37 ms 26060 KB Output is correct
94 Correct 41 ms 26108 KB Output is correct
95 Correct 40 ms 26108 KB Output is correct
96 Correct 49 ms 26092 KB Output is correct
97 Correct 39 ms 26140 KB Output is correct
98 Correct 41 ms 26068 KB Output is correct
99 Correct 39 ms 26112 KB Output is correct
100 Correct 38 ms 26108 KB Output is correct
101 Correct 39 ms 26104 KB Output is correct
102 Correct 38 ms 26112 KB Output is correct
103 Correct 40 ms 26108 KB Output is correct
104 Correct 40 ms 26108 KB Output is correct
105 Correct 42 ms 26168 KB Output is correct
106 Correct 37 ms 26152 KB Output is correct
107 Correct 36 ms 26116 KB Output is correct
108 Correct 38 ms 26096 KB Output is correct
109 Correct 37 ms 26104 KB Output is correct
110 Correct 37 ms 26104 KB Output is correct
111 Correct 36 ms 26108 KB Output is correct
112 Correct 45 ms 26096 KB Output is correct
113 Correct 37 ms 26092 KB Output is correct
114 Correct 42 ms 26160 KB Output is correct
115 Correct 40 ms 26060 KB Output is correct

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 23764 KB Output is correct
2 Correct 9 ms 23764 KB Output is correct
3 Correct 9 ms 23728 KB Output is correct
4 Correct 9 ms 23752 KB Output is correct
5 Correct 9 ms 23776 KB Output is correct
6 Correct 10 ms 23724 KB Output is correct
7 Correct 13 ms 23712 KB Output is correct
8 Correct 13 ms 23764 KB Output is correct
9 Correct 10 ms 23764 KB Output is correct
10 Correct 10 ms 23764 KB Output is correct
11 Correct 10 ms 23764 KB Output is correct
12 Correct 9 ms 23764 KB Output is correct
13 Correct 11 ms 24020 KB Output is correct
14 Correct 32 ms 26200 KB Output is correct
15 Correct 63 ms 30096 KB Output is correct
16 Correct 95 ms 29728 KB Output is correct
17 Correct 108 ms 36184 KB Output is correct
18 Correct 91 ms 29360 KB Output is correct
19 Correct 93 ms 29568 KB Output is correct
20 Correct 102 ms 32320 KB Output is correct
21 Correct 90 ms 30596 KB Output is correct
22 Correct 89 ms 29516 KB Output is correct
23 Correct 88 ms 29204 KB Output is correct
24 Correct 98 ms 30996 KB Output is correct
25 Correct 96 ms 30424 KB Output is correct
26 Correct 10 ms 23764 KB Output is correct
27 Correct 10 ms 23764 KB Output is correct
28 Correct 11 ms 23940 KB Output is correct
29 Correct 32 ms 25624 KB Output is correct
30 Correct 59 ms 27280 KB Output is correct
31 Correct 91 ms 29876 KB Output is correct
32 Correct 103 ms 28640 KB Output is correct
33 Correct 107 ms 29264 KB Output is correct
34 Correct 96 ms 28308 KB Output is correct
35 Correct 87 ms 28844 KB Output is correct
36 Correct 87 ms 28612 KB Output is correct
37 Correct 96 ms 29052 KB Output is correct
38 Correct 103 ms 31056 KB Output is correct
39 Correct 101 ms 28808 KB Output is correct
40 Correct 100 ms 28840 KB Output is correct
41 Correct 10 ms 23764 KB Output is correct
42 Correct 11 ms 23764 KB Output is correct
43 Correct 10 ms 23764 KB Output is correct
44 Correct 12 ms 23892 KB Output is correct
45 Correct 11 ms 23880 KB Output is correct
46 Correct 11 ms 23856 KB Output is correct
47 Correct 15 ms 24148 KB Output is correct
48 Correct 15 ms 24148 KB Output is correct
49 Correct 21 ms 24532 KB Output is correct
50 Correct 36 ms 25428 KB Output is correct
51 Correct 53 ms 26208 KB Output is correct
52 Correct 51 ms 26268 KB Output is correct
53 Correct 55 ms 26304 KB Output is correct
54 Correct 54 ms 26304 KB Output is correct
55 Correct 58 ms 26264 KB Output is correct
56 Correct 57 ms 26288 KB Output is correct
57 Correct 53 ms 26228 KB Output is correct
58 Correct 55 ms 26228 KB Output is correct
59 Correct 54 ms 26244 KB Output is correct
60 Correct 67 ms 26188 KB Output is correct
61 Correct 58 ms 26304 KB Output is correct
62 Correct 55 ms 26224 KB Output is correct
63 Correct 59 ms 26212 KB Output is correct
64 Correct 52 ms 26232 KB Output is correct
65 Correct 59 ms 26220 KB Output is correct
66 Correct 56 ms 26224 KB Output is correct
67 Correct 55 ms 26232 KB Output is correct
68 Correct 52 ms 26184 KB Output is correct
69 Correct 53 ms 26228 KB Output is correct
70 Correct 52 ms 26300 KB Output is correct
71 Correct 15 ms 24212 KB Output is correct
72 Correct 16 ms 24156 KB Output is correct
73 Correct 20 ms 24148 KB Output is correct
74 Correct 20 ms 24140 KB Output is correct
75 Correct 16 ms 24172 KB Output is correct
76 Correct 23 ms 24536 KB Output is correct
77 Correct 20 ms 24532 KB Output is correct
78 Correct 23 ms 24700 KB Output is correct
79 Correct 21 ms 24580 KB Output is correct
80 Correct 21 ms 24556 KB Output is correct
81 Correct 32 ms 25392 KB Output is correct
82 Correct 36 ms 25372 KB Output is correct
83 Correct 35 ms 25368 KB Output is correct
84 Correct 34 ms 25324 KB Output is correct
85 Correct 33 ms 25392 KB Output is correct
86 Correct 32 ms 25324 KB Output is correct
87 Correct 30 ms 25392 KB Output is correct
88 Correct 31 ms 25328 KB Output is correct
89 Correct 30 ms 25292 KB Output is correct
90 Correct 30 ms 25316 KB Output is correct
91 Correct 39 ms 26032 KB Output is correct
92 Correct 37 ms 26112 KB Output is correct
93 Correct 37 ms 26060 KB Output is correct
94 Correct 41 ms 26108 KB Output is correct
95 Correct 40 ms 26108 KB Output is correct
96 Correct 49 ms 26092 KB Output is correct
97 Correct 39 ms 26140 KB Output is correct
98 Correct 41 ms 26068 KB Output is correct
99 Correct 39 ms 26112 KB Output is correct
100 Correct 38 ms 26108 KB Output is correct
101 Correct 39 ms 26104 KB Output is correct
102 Correct 38 ms 26112 KB Output is correct
103 Correct 40 ms 26108 KB Output is correct
104 Correct 40 ms 26108 KB Output is correct
105 Correct 42 ms 26168 KB Output is correct
106 Correct 37 ms 26152 KB Output is correct
107 Correct 36 ms 26116 KB Output is correct
108 Correct 38 ms 26096 KB Output is correct
109 Correct 37 ms 26104 KB Output is correct
110 Correct 37 ms 26104 KB Output is correct
111 Correct 36 ms 26108 KB Output is correct
112 Correct 45 ms 26096 KB Output is correct
113 Correct 37 ms 26092 KB Output is correct
114 Correct 42 ms 26160 KB Output is correct
115 Correct 40 ms 26060 KB Output is correct
116 Correct 4907 ms 26376 KB Output is correct
117 Correct 4043 ms 26424 KB Output is correct
118 Execution timed out 7094 ms 26220 KB Time limit exceeded
119 Halted 0 ms 0 KB -