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Submission #892766

# Submission time Handle Problem Language Result Execution time Memory
892766 2023-12-25T22:25:04 Z vjudge1 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 405 ms 148304 KB 
#include<bits/stdc++.h>
using namespace std;
 
using i64 = long long;
 
i64 count_swaps(vector<int> arr){
  int n = arr.size();
  map<int,queue<int>> mp;
  vector<int> bit(n + 1);
  i64 ans = 0;
  for(int i = 0;i<n;i++){
    int e = arr[i];
    int ind;
    if(mp[-e].empty()){
      ind = i + 1;
      mp[e].push(ind);
    }else{
      ind = mp[-e].front();
      mp[-e].pop();
      ans += i; 
      for(int j = ind;j > 0;j -= (j & -j)){
        ans -= bit[j];
      } 
      if(e < 0) ans ++;
    }
    for(;ind <= n;ind += (ind & -ind)){
      bit[ind] ++;
    }
  }
  return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 440 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 436 KB Output is correct
36 Correct 0 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 432 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 432 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 436 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 2 ms 704 KB Output is correct
21 Correct 2 ms 604 KB Output is correct
22 Correct 22 ms 3568 KB Output is correct
23 Correct 19 ms 3420 KB Output is correct
24 Correct 22 ms 3420 KB Output is correct
25 Correct 17 ms 3932 KB Output is correct
26 Correct 21 ms 3524 KB Output is correct
27 Correct 18 ms 3420 KB Output is correct
28 Correct 18 ms 3932 KB Output is correct
29 Correct 18 ms 3932 KB Output is correct
30 Correct 18 ms 3932 KB Output is correct
31 Correct 21 ms 3420 KB Output is correct
32 Correct 26 ms 3792 KB Output is correct
33 Correct 17 ms 3928 KB Output is correct
34 Correct 18 ms 3932 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 18 ms 3752 KB Output is correct
38 Correct 19 ms 3932 KB Output is correct
39 Correct 19 ms 3956 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 382 ms 147572 KB Output is correct
6 Correct 101 ms 16324 KB Output is correct
7 Correct 376 ms 147540 KB Output is correct
8 Correct 29 ms 3928 KB Output is correct
9 Correct 397 ms 147628 KB Output is correct
10 Correct 232 ms 75428 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 440 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 436 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 2 ms 1884 KB Output is correct
42 Correct 2 ms 1884 KB Output is correct
43 Correct 1 ms 1628 KB Output is correct
44 Correct 2 ms 1372 KB Output is correct
45 Correct 2 ms 1372 KB Output is correct
46 Correct 1 ms 1116 KB Output is correct
47 Correct 1 ms 860 KB Output is correct
48 Correct 1 ms 860 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 2 ms 1884 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 440 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 436 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 432 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 432 KB Output is correct
47 Correct 0 ms 344 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 1 ms 436 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 344 KB Output is correct
52 Correct 1 ms 344 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 2 ms 704 KB Output is correct
55 Correct 2 ms 604 KB Output is correct
56 Correct 22 ms 3568 KB Output is correct
57 Correct 19 ms 3420 KB Output is correct
58 Correct 22 ms 3420 KB Output is correct
59 Correct 17 ms 3932 KB Output is correct
60 Correct 21 ms 3524 KB Output is correct
61 Correct 18 ms 3420 KB Output is correct
62 Correct 18 ms 3932 KB Output is correct
63 Correct 18 ms 3932 KB Output is correct
64 Correct 18 ms 3932 KB Output is correct
65 Correct 21 ms 3420 KB Output is correct
66 Correct 26 ms 3792 KB Output is correct
67 Correct 17 ms 3928 KB Output is correct
68 Correct 18 ms 3932 KB Output is correct
69 Correct 0 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 18 ms 3752 KB Output is correct
72 Correct 19 ms 3932 KB Output is correct
73 Correct 19 ms 3956 KB Output is correct
74 Correct 0 ms 344 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 382 ms 147572 KB Output is correct
79 Correct 101 ms 16324 KB Output is correct
80 Correct 376 ms 147540 KB Output is correct
81 Correct 29 ms 3928 KB Output is correct
82 Correct 397 ms 147628 KB Output is correct
83 Correct 232 ms 75428 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 0 ms 348 KB Output is correct
86 Correct 0 ms 344 KB Output is correct
87 Correct 1 ms 604 KB Output is correct
88 Correct 2 ms 1884 KB Output is correct
89 Correct 2 ms 1884 KB Output is correct
90 Correct 1 ms 1628 KB Output is correct
91 Correct 2 ms 1372 KB Output is correct
92 Correct 2 ms 1372 KB Output is correct
93 Correct 1 ms 1116 KB Output is correct
94 Correct 1 ms 860 KB Output is correct
95 Correct 1 ms 860 KB Output is correct
96 Correct 1 ms 604 KB Output is correct
97 Correct 1 ms 348 KB Output is correct
98 Correct 1 ms 348 KB Output is correct
99 Correct 2 ms 1884 KB Output is correct
100 Correct 2 ms 1880 KB Output is correct
101 Correct 18 ms 13660 KB Output is correct
102 Correct 8 ms 3416 KB Output is correct
103 Correct 404 ms 147524 KB Output is correct
104 Correct 342 ms 148052 KB Output is correct
105 Correct 257 ms 85680 KB Output is correct
106 Correct 381 ms 147884 KB Output is correct
107 Correct 99 ms 19952 KB Output is correct
108 Correct 128 ms 35924 KB Output is correct
109 Correct 22 ms 4440 KB Output is correct
110 Correct 18 ms 4280 KB Output is correct
111 Correct 359 ms 131924 KB Output is correct
112 Correct 361 ms 116044 KB Output is correct
113 Correct 105 ms 21588 KB Output is correct
114 Correct 405 ms 148136 KB Output is correct
115 Correct 380 ms 148304 KB Output is correct