oj.uz

답안 #920309

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
920309 2024-02-02T12:42:52 Z vjudge1 Diversity (CEOI21_diversity) C++17
38 / 100
 7000 ms 7624 KB 
#include <iostream>
#include <vector>
#include <algorithm>
#include <cassert>
#include <cstring>
#include <set>
#warning That's the baby, that's not my baby

typedef long long ll;

const int NMAX = 3e5;

int a[NMAX + 1];
int f[NMAX + 1];

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

  int n, q;
  std::cin >> n >> q;

  std::vector<int> norm;
  for (int i = 1; i <= n; i++) {
    std::cin >> a[i];
    norm.push_back(a[i]);
  }

  std::sort(norm.begin(), norm.end());
  norm.erase(std::unique(norm.begin(), norm.end()), norm.end());

  for (int i = 1; i <= n; i++) {
    a[i] = std::lower_bound(norm.begin(), norm.end(), a[i]) - norm.begin();
  }

  /**

  1 * (f[1] + f[2] + ... + f[k]) +
  2 * (f[1] * f[2] + f[2] * f[3] + f[3] * f[4] + ... + f[k - 1] * f[k]) +
  3 * (f[1] * f[3] + f[2] * f[4] + ...) +
  ...

  **/

  while (q--) {
    int l, r;
    std::cin >> l >> r;
    std::vector<int> b;
    memset(f, 0, sizeof(f));
    for (int i = l; i <= r; i++) {
      f[a[i]]++;
    }
    std::vector<int> fr;
    for (int i = 0; i < NMAX; i++) {
      if (f[i] != 0) {
        fr.push_back(f[i]);
      }
    }

    std::sort(fr.begin(), fr.end());

    ll answer = 0;

    std::vector<int> frr;
    for (int i = 0; i < (int) fr.size(); i += 2) {
      frr.push_back(fr[i]);
    }
    int sz = (int) frr.size();
    for (int i = 1; i < (int) fr.size(); i += 2) {
      frr.push_back(fr[i]);
    }
    std::reverse(frr.begin() + sz, frr.end());
//    for (const auto &x : frr) {
//      std::cout << x << ' ';
//    }
//    std::cout << '\n';
    fr = frr;
    int m = (int) fr.size();
    ll add = 0, sum = 0;
    for (int i = 0; i < m; i++) {
      ll cur = 0;
      for (int j = 0; j < i; j++) {
        cur += (ll) (i - j + 1) * fr[j];
      }
      answer += (ll) fr[i] * cur;
    }

    /**

    for i=0..m-1:
      for j=0..i-1:
        cur += (i - j) * fr[j]


    **/

    for (const auto &x : fr) {
      answer += (ll) x * (x + 1) / 2;
    }

    std::cout << answer << '\n';
  }

  return 0;
}

Compilation message

diversity.cpp:7:2: warning: #warning That's the baby, that's not my baby [-Wcpp]
    7 | #warning That's the baby, that's not my baby
      |  ^~~~~~~
diversity.cpp: In function 'int main()':
diversity.cpp:79:8: warning: unused variable 'add' [-Wunused-variable]
   79 |     ll add = 0, sum = 0;
      |        ^~~
diversity.cpp:79:17: warning: unused variable 'sum' [-Wunused-variable]
   79 |     ll add = 0, sum = 0;
      |                 ^~~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2648 KB Output is correct
6 Correct 2 ms 2648 KB Output is correct
7 Correct 1 ms 2648 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2648 KB Output is correct
10 Correct 2 ms 2648 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2648 KB Output is correct
3 Correct 2 ms 2648 KB Output is correct
4 Correct 8 ms 3292 KB Output is correct
5 Correct 17 ms 4056 KB Output is correct
6 Correct 26 ms 5080 KB Output is correct
7 Correct 23 ms 5080 KB Output is correct
8 Correct 26 ms 5076 KB Output is correct
9 Correct 27 ms 5076 KB Output is correct
10 Correct 26 ms 5080 KB Output is correct
11 Correct 25 ms 5076 KB Output is correct
12 Correct 27 ms 5076 KB Output is correct
13 Correct 26 ms 5076 KB Output is correct
14 Correct 26 ms 5076 KB Output is correct
15 Correct 27 ms 5196 KB Output is correct

Subtask #3
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2648 KB Output is correct
3 Correct 2 ms 2648 KB Output is correct
4 Correct 8 ms 3292 KB Output is correct
5 Correct 17 ms 4056 KB Output is correct
6 Correct 26 ms 5080 KB Output is correct
7 Correct 23 ms 5080 KB Output is correct
8 Correct 26 ms 5076 KB Output is correct
9 Correct 27 ms 5076 KB Output is correct
10 Correct 26 ms 5080 KB Output is correct
11 Correct 25 ms 5076 KB Output is correct
12 Correct 27 ms 5076 KB Output is correct
13 Correct 26 ms 5076 KB Output is correct
14 Correct 26 ms 5076 KB Output is correct
15 Correct 27 ms 5196 KB Output is correct
16 Correct 1 ms 2648 KB Output is correct
17 Correct 1 ms 2648 KB Output is correct
18 Correct 2 ms 2652 KB Output is correct
19 Correct 10 ms 3292 KB Output is correct
20 Correct 19 ms 4056 KB Output is correct
21 Correct 28 ms 5336 KB Output is correct
22 Correct 29 ms 5332 KB Output is correct
23 Correct 28 ms 5332 KB Output is correct
24 Correct 29 ms 5336 KB Output is correct
25 Correct 29 ms 5332 KB Output is correct
26 Correct 30 ms 5076 KB Output is correct
27 Correct 29 ms 5336 KB Output is correct
28 Correct 30 ms 5080 KB Output is correct
29 Correct 29 ms 5332 KB Output is correct
30 Correct 29 ms 5332 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2648 KB Output is correct
3 Correct 2 ms 2648 KB Output is correct
4 Correct 8 ms 3292 KB Output is correct
5 Correct 17 ms 4056 KB Output is correct
6 Correct 26 ms 5080 KB Output is correct
7 Correct 23 ms 5080 KB Output is correct
8 Correct 26 ms 5076 KB Output is correct
9 Correct 27 ms 5076 KB Output is correct
10 Correct 26 ms 5080 KB Output is correct
11 Correct 25 ms 5076 KB Output is correct
12 Correct 27 ms 5076 KB Output is correct
13 Correct 26 ms 5076 KB Output is correct
14 Correct 26 ms 5076 KB Output is correct
15 Correct 27 ms 5196 KB Output is correct
16 Correct 1 ms 2648 KB Output is correct
17 Correct 1 ms 2648 KB Output is correct
18 Correct 2 ms 2652 KB Output is correct
19 Correct 10 ms 3292 KB Output is correct
20 Correct 19 ms 4056 KB Output is correct
21 Correct 28 ms 5336 KB Output is correct
22 Correct 29 ms 5332 KB Output is correct
23 Correct 28 ms 5332 KB Output is correct
24 Correct 29 ms 5336 KB Output is correct
25 Correct 29 ms 5332 KB Output is correct
26 Correct 30 ms 5076 KB Output is correct
27 Correct 29 ms 5336 KB Output is correct
28 Correct 30 ms 5080 KB Output is correct
29 Correct 29 ms 5332 KB Output is correct
30 Correct 29 ms 5332 KB Output is correct
31 Correct 1 ms 2648 KB Output is correct
32 Correct 1 ms 2648 KB Output is correct
33 Correct 1 ms 2648 KB Output is correct
34 Correct 2 ms 2648 KB Output is correct
35 Correct 2 ms 2648 KB Output is correct
36 Correct 3 ms 2648 KB Output is correct
37 Correct 8 ms 3036 KB Output is correct
38 Correct 9 ms 3040 KB Output is correct
39 Correct 16 ms 3548 KB Output is correct
40 Correct 30 ms 4056 KB Output is correct
41 Correct 45 ms 5328 KB Output is correct
42 Correct 44 ms 5252 KB Output is correct
43 Correct 44 ms 5324 KB Output is correct
44 Correct 44 ms 5324 KB Output is correct
45 Correct 44 ms 5348 KB Output is correct
46 Correct 44 ms 5332 KB Output is correct
47 Correct 44 ms 5324 KB Output is correct
48 Correct 44 ms 5324 KB Output is correct
49 Correct 45 ms 5332 KB Output is correct
50 Correct 45 ms 5332 KB Output is correct
51 Correct 45 ms 5332 KB Output is correct
52 Correct 44 ms 5332 KB Output is correct
53 Correct 45 ms 5324 KB Output is correct
54 Correct 49 ms 5332 KB Output is correct
55 Correct 48 ms 5844 KB Output is correct
56 Correct 45 ms 6352 KB Output is correct
57 Correct 45 ms 5332 KB Output is correct
58 Correct 44 ms 5240 KB Output is correct
59 Correct 46 ms 5332 KB Output is correct
60 Correct 45 ms 5328 KB Output is correct

Subtask #5
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2648 KB Output is correct
6 Correct 2 ms 2648 KB Output is correct
7 Correct 1 ms 2648 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2648 KB Output is correct
10 Correct 2 ms 2648 KB Output is correct
11 Correct 1 ms 2648 KB Output is correct
12 Correct 1 ms 2648 KB Output is correct
13 Correct 2 ms 2648 KB Output is correct
14 Correct 8 ms 3292 KB Output is correct
15 Correct 17 ms 4056 KB Output is correct
16 Correct 26 ms 5080 KB Output is correct
17 Correct 23 ms 5080 KB Output is correct
18 Correct 26 ms 5076 KB Output is correct
19 Correct 27 ms 5076 KB Output is correct
20 Correct 26 ms 5080 KB Output is correct
21 Correct 25 ms 5076 KB Output is correct
22 Correct 27 ms 5076 KB Output is correct
23 Correct 26 ms 5076 KB Output is correct
24 Correct 26 ms 5076 KB Output is correct
25 Correct 27 ms 5196 KB Output is correct
26 Correct 1 ms 2648 KB Output is correct
27 Correct 1 ms 2648 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 10 ms 3292 KB Output is correct
30 Correct 19 ms 4056 KB Output is correct
31 Correct 28 ms 5336 KB Output is correct
32 Correct 29 ms 5332 KB Output is correct
33 Correct 28 ms 5332 KB Output is correct
34 Correct 29 ms 5336 KB Output is correct
35 Correct 29 ms 5332 KB Output is correct
36 Correct 30 ms 5076 KB Output is correct
37 Correct 29 ms 5336 KB Output is correct
38 Correct 30 ms 5080 KB Output is correct
39 Correct 29 ms 5332 KB Output is correct
40 Correct 29 ms 5332 KB Output is correct
41 Correct 1 ms 2648 KB Output is correct
42 Correct 1 ms 2648 KB Output is correct
43 Correct 1 ms 2648 KB Output is correct
44 Correct 2 ms 2648 KB Output is correct
45 Correct 2 ms 2648 KB Output is correct
46 Correct 3 ms 2648 KB Output is correct
47 Correct 8 ms 3036 KB Output is correct
48 Correct 9 ms 3040 KB Output is correct
49 Correct 16 ms 3548 KB Output is correct
50 Correct 30 ms 4056 KB Output is correct
51 Correct 45 ms 5328 KB Output is correct
52 Correct 44 ms 5252 KB Output is correct
53 Correct 44 ms 5324 KB Output is correct
54 Correct 44 ms 5324 KB Output is correct
55 Correct 44 ms 5348 KB Output is correct
56 Correct 44 ms 5332 KB Output is correct
57 Correct 44 ms 5324 KB Output is correct
58 Correct 44 ms 5324 KB Output is correct
59 Correct 45 ms 5332 KB Output is correct
60 Correct 45 ms 5332 KB Output is correct
61 Correct 45 ms 5332 KB Output is correct
62 Correct 44 ms 5332 KB Output is correct
63 Correct 45 ms 5324 KB Output is correct
64 Correct 49 ms 5332 KB Output is correct
65 Correct 48 ms 5844 KB Output is correct
66 Correct 45 ms 6352 KB Output is correct
67 Correct 45 ms 5332 KB Output is correct
68 Correct 44 ms 5240 KB Output is correct
69 Correct 46 ms 5332 KB Output is correct
70 Correct 45 ms 5328 KB Output is correct
71 Correct 11 ms 3036 KB Output is correct
72 Correct 10 ms 3036 KB Output is correct
73 Correct 10 ms 3036 KB Output is correct
74 Correct 10 ms 3036 KB Output is correct
75 Correct 10 ms 3292 KB Output is correct
76 Correct 30 ms 3804 KB Output is correct
77 Correct 27 ms 3548 KB Output is correct
78 Correct 27 ms 3548 KB Output is correct
79 Correct 27 ms 3548 KB Output is correct
80 Correct 27 ms 3548 KB Output is correct
81 Correct 71 ms 4312 KB Output is correct
82 Correct 70 ms 4200 KB Output is correct
83 Correct 72 ms 4296 KB Output is correct
84 Correct 71 ms 4312 KB Output is correct
85 Correct 72 ms 4312 KB Output is correct
86 Correct 174 ms 4584 KB Output is correct
87 Correct 172 ms 4300 KB Output is correct
88 Correct 176 ms 4608 KB Output is correct
89 Correct 177 ms 4296 KB Output is correct
90 Correct 172 ms 4316 KB Output is correct
91 Correct 3394 ms 6084 KB Output is correct
92 Correct 3373 ms 6084 KB Output is correct
93 Correct 3358 ms 6228 KB Output is correct
94 Correct 3378 ms 6088 KB Output is correct
95 Correct 3355 ms 6088 KB Output is correct
96 Execution timed out 7039 ms 7624 KB Time limit exceeded
97 Halted 0 ms 0 KB -

Subtask #6
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2648 KB Output is correct
6 Correct 2 ms 2648 KB Output is correct
7 Correct 1 ms 2648 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Correct 1 ms 2648 KB Output is correct
10 Correct 2 ms 2648 KB Output is correct
11 Correct 1 ms 2648 KB Output is correct
12 Correct 1 ms 2648 KB Output is correct
13 Correct 2 ms 2648 KB Output is correct
14 Correct 8 ms 3292 KB Output is correct
15 Correct 17 ms 4056 KB Output is correct
16 Correct 26 ms 5080 KB Output is correct
17 Correct 23 ms 5080 KB Output is correct
18 Correct 26 ms 5076 KB Output is correct
19 Correct 27 ms 5076 KB Output is correct
20 Correct 26 ms 5080 KB Output is correct
21 Correct 25 ms 5076 KB Output is correct
22 Correct 27 ms 5076 KB Output is correct
23 Correct 26 ms 5076 KB Output is correct
24 Correct 26 ms 5076 KB Output is correct
25 Correct 27 ms 5196 KB Output is correct
26 Correct 1 ms 2648 KB Output is correct
27 Correct 1 ms 2648 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 10 ms 3292 KB Output is correct
30 Correct 19 ms 4056 KB Output is correct
31 Correct 28 ms 5336 KB Output is correct
32 Correct 29 ms 5332 KB Output is correct
33 Correct 28 ms 5332 KB Output is correct
34 Correct 29 ms 5336 KB Output is correct
35 Correct 29 ms 5332 KB Output is correct
36 Correct 30 ms 5076 KB Output is correct
37 Correct 29 ms 5336 KB Output is correct
38 Correct 30 ms 5080 KB Output is correct
39 Correct 29 ms 5332 KB Output is correct
40 Correct 29 ms 5332 KB Output is correct
41 Correct 1 ms 2648 KB Output is correct
42 Correct 1 ms 2648 KB Output is correct
43 Correct 1 ms 2648 KB Output is correct
44 Correct 2 ms 2648 KB Output is correct
45 Correct 2 ms 2648 KB Output is correct
46 Correct 3 ms 2648 KB Output is correct
47 Correct 8 ms 3036 KB Output is correct
48 Correct 9 ms 3040 KB Output is correct
49 Correct 16 ms 3548 KB Output is correct
50 Correct 30 ms 4056 KB Output is correct
51 Correct 45 ms 5328 KB Output is correct
52 Correct 44 ms 5252 KB Output is correct
53 Correct 44 ms 5324 KB Output is correct
54 Correct 44 ms 5324 KB Output is correct
55 Correct 44 ms 5348 KB Output is correct
56 Correct 44 ms 5332 KB Output is correct
57 Correct 44 ms 5324 KB Output is correct
58 Correct 44 ms 5324 KB Output is correct
59 Correct 45 ms 5332 KB Output is correct
60 Correct 45 ms 5332 KB Output is correct
61 Correct 45 ms 5332 KB Output is correct
62 Correct 44 ms 5332 KB Output is correct
63 Correct 45 ms 5324 KB Output is correct
64 Correct 49 ms 5332 KB Output is correct
65 Correct 48 ms 5844 KB Output is correct
66 Correct 45 ms 6352 KB Output is correct
67 Correct 45 ms 5332 KB Output is correct
68 Correct 44 ms 5240 KB Output is correct
69 Correct 46 ms 5332 KB Output is correct
70 Correct 45 ms 5328 KB Output is correct
71 Correct 11 ms 3036 KB Output is correct
72 Correct 10 ms 3036 KB Output is correct
73 Correct 10 ms 3036 KB Output is correct
74 Correct 10 ms 3036 KB Output is correct
75 Correct 10 ms 3292 KB Output is correct
76 Correct 30 ms 3804 KB Output is correct
77 Correct 27 ms 3548 KB Output is correct
78 Correct 27 ms 3548 KB Output is correct
79 Correct 27 ms 3548 KB Output is correct
80 Correct 27 ms 3548 KB Output is correct
81 Correct 71 ms 4312 KB Output is correct
82 Correct 70 ms 4200 KB Output is correct
83 Correct 72 ms 4296 KB Output is correct
84 Correct 71 ms 4312 KB Output is correct
85 Correct 72 ms 4312 KB Output is correct
86 Correct 174 ms 4584 KB Output is correct
87 Correct 172 ms 4300 KB Output is correct
88 Correct 176 ms 4608 KB Output is correct
89 Correct 177 ms 4296 KB Output is correct
90 Correct 172 ms 4316 KB Output is correct
91 Correct 3394 ms 6084 KB Output is correct
92 Correct 3373 ms 6084 KB Output is correct
93 Correct 3358 ms 6228 KB Output is correct
94 Correct 3378 ms 6088 KB Output is correct
95 Correct 3355 ms 6088 KB Output is correct
96 Execution timed out 7039 ms 7624 KB Time limit exceeded
97 Halted 0 ms 0 KB -