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답안 #797347

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
797347 2023-07-29T09:49:21 Z finn__ Diversity (CEOI21_diversity) C++17
38 / 100
 7000 ms 8268 KB 
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,sse4")

#include <bits/stdc++.h>
using namespace std;

constexpr size_t N = 300000, M = 300000;

uint64_t f[2][N], s[M], p[M];

template <typename T>
T gauss(T n) { return (n * (n + 1)) / 2; }

template <typename T>
T range_gauss(T a, T b)
{
    return gauss(b) - (a ? gauss(a - 1) : 0);
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    size_t n, q;
    cin >> n >> q;
    size_t m = 0;
    for (size_t i = 0; i < n; ++i)
    {
        size_t a;
        cin >> a;
        s[a - 1]++;
        m = max(m, a);
    }

    sort(s, s + m);
    partial_sum(s, s + m, p);
    memset(f, 255, sizeof f);
    f[0][0] = 0;

    for (size_t j = 0; j < m; ++j)
    {
        size_t const u = j & 1, v = (j & 1) ^ 1;
        memset(f[v], 255, sizeof f[v]);
        for (size_t i = 0; i <= (j ? p[j - 1] : 0); ++i)
            if (f[u][i] != UINT64_MAX)
            {
                // Extend left
                uint64_t l = i, r = l + s[j] - 1;
                f[v][i + s[j]] = min(f[v][i + s[j]], f[u][i] + (r + 1) * n - l * l - range_gauss(l, r));

                // Extend right
                r = n - ((j ? p[j - 1] : 0) - i) - 1, l = r - s[j] + 1;
                f[v][i] = min(f[v][i], f[u][i] + (r + 1) * n - l * l - range_gauss(l, r));
            }
    }

    uint64_t ans = UINT64_MAX;
    for (size_t i = 0; i < n; ++i)
        ans = min(ans, f[m & 1][i]);
    cout << ans << '\n';
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 4948 KB Output is correct
6 Correct 2 ms 4948 KB Output is correct
7 Correct 2 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 2 ms 4948 KB Output is correct
10 Correct 2 ms 4948 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 6 ms 4980 KB Output is correct
5 Correct 13 ms 5028 KB Output is correct
6 Correct 14 ms 5032 KB Output is correct
7 Correct 12 ms 5024 KB Output is correct
8 Correct 13 ms 4948 KB Output is correct
9 Correct 14 ms 4948 KB Output is correct
10 Correct 13 ms 4948 KB Output is correct
11 Correct 13 ms 4940 KB Output is correct
12 Correct 14 ms 4948 KB Output is correct
13 Correct 15 ms 4944 KB Output is correct
14 Correct 13 ms 4948 KB Output is correct
15 Correct 14 ms 4944 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 6 ms 4980 KB Output is correct
5 Correct 13 ms 5028 KB Output is correct
6 Correct 14 ms 5032 KB Output is correct
7 Correct 12 ms 5024 KB Output is correct
8 Correct 13 ms 4948 KB Output is correct
9 Correct 14 ms 4948 KB Output is correct
10 Correct 13 ms 4948 KB Output is correct
11 Correct 13 ms 4940 KB Output is correct
12 Correct 14 ms 4948 KB Output is correct
13 Correct 15 ms 4944 KB Output is correct
14 Correct 13 ms 4948 KB Output is correct
15 Correct 14 ms 4944 KB Output is correct
16 Correct 2 ms 4948 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 4 ms 4948 KB Output is correct
19 Correct 8 ms 5032 KB Output is correct
20 Correct 14 ms 4948 KB Output is correct
21 Correct 20 ms 5032 KB Output is correct
22 Correct 20 ms 5028 KB Output is correct
23 Correct 23 ms 4948 KB Output is correct
24 Correct 20 ms 4944 KB Output is correct
25 Correct 20 ms 4940 KB Output is correct
26 Correct 20 ms 5032 KB Output is correct
27 Correct 20 ms 5032 KB Output is correct
28 Correct 20 ms 5036 KB Output is correct
29 Correct 25 ms 4940 KB Output is correct
30 Correct 20 ms 5032 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 6 ms 4980 KB Output is correct
5 Correct 13 ms 5028 KB Output is correct
6 Correct 14 ms 5032 KB Output is correct
7 Correct 12 ms 5024 KB Output is correct
8 Correct 13 ms 4948 KB Output is correct
9 Correct 14 ms 4948 KB Output is correct
10 Correct 13 ms 4948 KB Output is correct
11 Correct 13 ms 4940 KB Output is correct
12 Correct 14 ms 4948 KB Output is correct
13 Correct 15 ms 4944 KB Output is correct
14 Correct 13 ms 4948 KB Output is correct
15 Correct 14 ms 4944 KB Output is correct
16 Correct 2 ms 4948 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 4 ms 4948 KB Output is correct
19 Correct 8 ms 5032 KB Output is correct
20 Correct 14 ms 4948 KB Output is correct
21 Correct 20 ms 5032 KB Output is correct
22 Correct 20 ms 5028 KB Output is correct
23 Correct 23 ms 4948 KB Output is correct
24 Correct 20 ms 4944 KB Output is correct
25 Correct 20 ms 4940 KB Output is correct
26 Correct 20 ms 5032 KB Output is correct
27 Correct 20 ms 5032 KB Output is correct
28 Correct 20 ms 5036 KB Output is correct
29 Correct 25 ms 4940 KB Output is correct
30 Correct 20 ms 5032 KB Output is correct
31 Correct 4 ms 5032 KB Output is correct
32 Correct 6 ms 4948 KB Output is correct
33 Correct 12 ms 4948 KB Output is correct
34 Correct 8 ms 4948 KB Output is correct
35 Correct 15 ms 5032 KB Output is correct
36 Correct 52 ms 4948 KB Output is correct
37 Correct 49 ms 5020 KB Output is correct
38 Correct 104 ms 5032 KB Output is correct
39 Correct 157 ms 4948 KB Output is correct
40 Correct 264 ms 5028 KB Output is correct
41 Correct 391 ms 5040 KB Output is correct
42 Correct 384 ms 4948 KB Output is correct
43 Correct 383 ms 5068 KB Output is correct
44 Correct 374 ms 5032 KB Output is correct
45 Correct 379 ms 5028 KB Output is correct
46 Correct 380 ms 4948 KB Output is correct
47 Correct 379 ms 4964 KB Output is correct
48 Correct 378 ms 4948 KB Output is correct
49 Correct 388 ms 5028 KB Output is correct
50 Correct 379 ms 4956 KB Output is correct
51 Correct 383 ms 5040 KB Output is correct
52 Correct 385 ms 4948 KB Output is correct
53 Correct 373 ms 5068 KB Output is correct
54 Correct 374 ms 4948 KB Output is correct
55 Correct 386 ms 5028 KB Output is correct
56 Correct 384 ms 5028 KB Output is correct
57 Correct 402 ms 5024 KB Output is correct
58 Correct 373 ms 5028 KB Output is correct
59 Correct 383 ms 5024 KB Output is correct
60 Correct 376 ms 5028 KB Output is correct

Subtask #5
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 4948 KB Output is correct
6 Correct 2 ms 4948 KB Output is correct
7 Correct 2 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 2 ms 4948 KB Output is correct
10 Correct 2 ms 4948 KB Output is correct
11 Correct 2 ms 4948 KB Output is correct
12 Correct 2 ms 4948 KB Output is correct
13 Correct 2 ms 4948 KB Output is correct
14 Correct 6 ms 4980 KB Output is correct
15 Correct 13 ms 5028 KB Output is correct
16 Correct 14 ms 5032 KB Output is correct
17 Correct 12 ms 5024 KB Output is correct
18 Correct 13 ms 4948 KB Output is correct
19 Correct 14 ms 4948 KB Output is correct
20 Correct 13 ms 4948 KB Output is correct
21 Correct 13 ms 4940 KB Output is correct
22 Correct 14 ms 4948 KB Output is correct
23 Correct 15 ms 4944 KB Output is correct
24 Correct 13 ms 4948 KB Output is correct
25 Correct 14 ms 4944 KB Output is correct
26 Correct 2 ms 4948 KB Output is correct
27 Correct 2 ms 4948 KB Output is correct
28 Correct 4 ms 4948 KB Output is correct
29 Correct 8 ms 5032 KB Output is correct
30 Correct 14 ms 4948 KB Output is correct
31 Correct 20 ms 5032 KB Output is correct
32 Correct 20 ms 5028 KB Output is correct
33 Correct 23 ms 4948 KB Output is correct
34 Correct 20 ms 4944 KB Output is correct
35 Correct 20 ms 4940 KB Output is correct
36 Correct 20 ms 5032 KB Output is correct
37 Correct 20 ms 5032 KB Output is correct
38 Correct 20 ms 5036 KB Output is correct
39 Correct 25 ms 4940 KB Output is correct
40 Correct 20 ms 5032 KB Output is correct
41 Correct 4 ms 5032 KB Output is correct
42 Correct 6 ms 4948 KB Output is correct
43 Correct 12 ms 4948 KB Output is correct
44 Correct 8 ms 4948 KB Output is correct
45 Correct 15 ms 5032 KB Output is correct
46 Correct 52 ms 4948 KB Output is correct
47 Correct 49 ms 5020 KB Output is correct
48 Correct 104 ms 5032 KB Output is correct
49 Correct 157 ms 4948 KB Output is correct
50 Correct 264 ms 5028 KB Output is correct
51 Correct 391 ms 5040 KB Output is correct
52 Correct 384 ms 4948 KB Output is correct
53 Correct 383 ms 5068 KB Output is correct
54 Correct 374 ms 5032 KB Output is correct
55 Correct 379 ms 5028 KB Output is correct
56 Correct 380 ms 4948 KB Output is correct
57 Correct 379 ms 4964 KB Output is correct
58 Correct 378 ms 4948 KB Output is correct
59 Correct 388 ms 5028 KB Output is correct
60 Correct 379 ms 4956 KB Output is correct
61 Correct 383 ms 5040 KB Output is correct
62 Correct 385 ms 4948 KB Output is correct
63 Correct 373 ms 5068 KB Output is correct
64 Correct 374 ms 4948 KB Output is correct
65 Correct 386 ms 5028 KB Output is correct
66 Correct 384 ms 5028 KB Output is correct
67 Correct 402 ms 5024 KB Output is correct
68 Correct 373 ms 5028 KB Output is correct
69 Correct 383 ms 5024 KB Output is correct
70 Correct 376 ms 5028 KB Output is correct
71 Correct 191 ms 5048 KB Output is correct
72 Correct 199 ms 5264 KB Output is correct
73 Correct 187 ms 5264 KB Output is correct
74 Correct 195 ms 5260 KB Output is correct
75 Correct 198 ms 5268 KB Output is correct
76 Correct 738 ms 5564 KB Output is correct
77 Correct 753 ms 5564 KB Output is correct
78 Correct 765 ms 5568 KB Output is correct
79 Correct 769 ms 5580 KB Output is correct
80 Correct 753 ms 5572 KB Output is correct
81 Correct 2611 ms 6120 KB Output is correct
82 Correct 2583 ms 6152 KB Output is correct
83 Correct 2674 ms 6128 KB Output is correct
84 Correct 2653 ms 6128 KB Output is correct
85 Correct 2618 ms 6128 KB Output is correct
86 Correct 5314 ms 6388 KB Output is correct
87 Correct 5352 ms 6388 KB Output is correct
88 Correct 5332 ms 6396 KB Output is correct
89 Correct 5298 ms 6384 KB Output is correct
90 Correct 5308 ms 6412 KB Output is correct
91 Execution timed out 7097 ms 8268 KB Time limit exceeded
92 Halted 0 ms 0 KB -

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 4948 KB Output is correct
6 Correct 2 ms 4948 KB Output is correct
7 Correct 2 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 2 ms 4948 KB Output is correct
10 Correct 2 ms 4948 KB Output is correct
11 Correct 2 ms 4948 KB Output is correct
12 Correct 2 ms 4948 KB Output is correct
13 Correct 2 ms 4948 KB Output is correct
14 Correct 6 ms 4980 KB Output is correct
15 Correct 13 ms 5028 KB Output is correct
16 Correct 14 ms 5032 KB Output is correct
17 Correct 12 ms 5024 KB Output is correct
18 Correct 13 ms 4948 KB Output is correct
19 Correct 14 ms 4948 KB Output is correct
20 Correct 13 ms 4948 KB Output is correct
21 Correct 13 ms 4940 KB Output is correct
22 Correct 14 ms 4948 KB Output is correct
23 Correct 15 ms 4944 KB Output is correct
24 Correct 13 ms 4948 KB Output is correct
25 Correct 14 ms 4944 KB Output is correct
26 Correct 2 ms 4948 KB Output is correct
27 Correct 2 ms 4948 KB Output is correct
28 Correct 4 ms 4948 KB Output is correct
29 Correct 8 ms 5032 KB Output is correct
30 Correct 14 ms 4948 KB Output is correct
31 Correct 20 ms 5032 KB Output is correct
32 Correct 20 ms 5028 KB Output is correct
33 Correct 23 ms 4948 KB Output is correct
34 Correct 20 ms 4944 KB Output is correct
35 Correct 20 ms 4940 KB Output is correct
36 Correct 20 ms 5032 KB Output is correct
37 Correct 20 ms 5032 KB Output is correct
38 Correct 20 ms 5036 KB Output is correct
39 Correct 25 ms 4940 KB Output is correct
40 Correct 20 ms 5032 KB Output is correct
41 Correct 4 ms 5032 KB Output is correct
42 Correct 6 ms 4948 KB Output is correct
43 Correct 12 ms 4948 KB Output is correct
44 Correct 8 ms 4948 KB Output is correct
45 Correct 15 ms 5032 KB Output is correct
46 Correct 52 ms 4948 KB Output is correct
47 Correct 49 ms 5020 KB Output is correct
48 Correct 104 ms 5032 KB Output is correct
49 Correct 157 ms 4948 KB Output is correct
50 Correct 264 ms 5028 KB Output is correct
51 Correct 391 ms 5040 KB Output is correct
52 Correct 384 ms 4948 KB Output is correct
53 Correct 383 ms 5068 KB Output is correct
54 Correct 374 ms 5032 KB Output is correct
55 Correct 379 ms 5028 KB Output is correct
56 Correct 380 ms 4948 KB Output is correct
57 Correct 379 ms 4964 KB Output is correct
58 Correct 378 ms 4948 KB Output is correct
59 Correct 388 ms 5028 KB Output is correct
60 Correct 379 ms 4956 KB Output is correct
61 Correct 383 ms 5040 KB Output is correct
62 Correct 385 ms 4948 KB Output is correct
63 Correct 373 ms 5068 KB Output is correct
64 Correct 374 ms 4948 KB Output is correct
65 Correct 386 ms 5028 KB Output is correct
66 Correct 384 ms 5028 KB Output is correct
67 Correct 402 ms 5024 KB Output is correct
68 Correct 373 ms 5028 KB Output is correct
69 Correct 383 ms 5024 KB Output is correct
70 Correct 376 ms 5028 KB Output is correct
71 Correct 191 ms 5048 KB Output is correct
72 Correct 199 ms 5264 KB Output is correct
73 Correct 187 ms 5264 KB Output is correct
74 Correct 195 ms 5260 KB Output is correct
75 Correct 198 ms 5268 KB Output is correct
76 Correct 738 ms 5564 KB Output is correct
77 Correct 753 ms 5564 KB Output is correct
78 Correct 765 ms 5568 KB Output is correct
79 Correct 769 ms 5580 KB Output is correct
80 Correct 753 ms 5572 KB Output is correct
81 Correct 2611 ms 6120 KB Output is correct
82 Correct 2583 ms 6152 KB Output is correct
83 Correct 2674 ms 6128 KB Output is correct
84 Correct 2653 ms 6128 KB Output is correct
85 Correct 2618 ms 6128 KB Output is correct
86 Correct 5314 ms 6388 KB Output is correct
87 Correct 5352 ms 6388 KB Output is correct
88 Correct 5332 ms 6396 KB Output is correct
89 Correct 5298 ms 6384 KB Output is correct
90 Correct 5308 ms 6412 KB Output is correct
91 Execution timed out 7097 ms 8268 KB Time limit exceeded
92 Halted 0 ms 0 KB -