oj.uz

Submission #953720

# Submission time Handle Problem Language Result Execution time Memory
953720 2024-03-26T14:35:45 Z Trisanu_Das Arranging Shoes (IOI19_shoes) C++17
50 / 100
 192 ms 276924 KB 
#include <bits/stdc++.h>
#include "shoes.h"
using namespace std;
#define int long long
 
int n, BIT[100005];
queue<int> l[100005], r[100005];
 
void upd(int val, int idx){
  for(int i = idx; i <= n; i += (i & -i)) BIT[i] += val;
}
 
int qry(int idx){
  int ans = 0;
  for(int i = idx; i > 0; i -= (i & -i)) ans += BIT[i];
  return ans;
}
 
int count_swaps(vector<signed> s){
  n = s.size();
  int ans = 0;
  for(int i = 1; i <= n; i++){
    int sz = s[i - 1];
    if(sz < 0){
      sz *= -1;
      if(r[sz].size()){
        int need = r[sz].front(); r[sz].pop();
        ans += qry(i) - qry(need - 1);
        upd(1, need);
      }else {
        l[sz].push(i);
        upd(1, i);
      }
    }else{
      if(l[sz].size()){
        int need = l[sz].front(); l[sz].pop();
        ans += qry(i) - qry(need);
        upd(1, need);
      }else{
        r[sz].push(i);
        upd(1, i);
      }
    }
  }
  return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134996 KB Output is correct
2 Correct 76 ms 134996 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134996 KB Output is correct
2 Correct 76 ms 134996 KB Output is correct
3 Correct 70 ms 134860 KB Output is correct
4 Correct 65 ms 134808 KB Output is correct
5 Correct 69 ms 134832 KB Output is correct
6 Correct 65 ms 134924 KB Output is correct
7 Correct 65 ms 134996 KB Output is correct
8 Correct 66 ms 134992 KB Output is correct
9 Correct 64 ms 134996 KB Output is correct
10 Correct 65 ms 134932 KB Output is correct
11 Correct 64 ms 135004 KB Output is correct
12 Correct 65 ms 134916 KB Output is correct
13 Correct 65 ms 134868 KB Output is correct
14 Correct 65 ms 134992 KB Output is correct
15 Correct 64 ms 134880 KB Output is correct
16 Correct 63 ms 135064 KB Output is correct
17 Correct 65 ms 134900 KB Output is correct
18 Correct 64 ms 134996 KB Output is correct
19 Correct 67 ms 134940 KB Output is correct
20 Correct 66 ms 134992 KB Output is correct
21 Correct 66 ms 134988 KB Output is correct
22 Correct 74 ms 135120 KB Output is correct
23 Correct 68 ms 135156 KB Output is correct
24 Correct 64 ms 134992 KB Output is correct
25 Correct 65 ms 134996 KB Output is correct
26 Correct 63 ms 134996 KB Output is correct
27 Correct 64 ms 134996 KB Output is correct
28 Correct 65 ms 134984 KB Output is correct
29 Correct 67 ms 134992 KB Output is correct
30 Correct 65 ms 134904 KB Output is correct
31 Correct 66 ms 134996 KB Output is correct
32 Correct 66 ms 135004 KB Output is correct
33 Correct 77 ms 134988 KB Output is correct
34 Correct 64 ms 134960 KB Output is correct
35 Correct 64 ms 134980 KB Output is correct
36 Correct 66 ms 134996 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134996 KB Output is correct
2 Correct 76 ms 134996 KB Output is correct
3 Correct 65 ms 134852 KB Output is correct
4 Correct 82 ms 134848 KB Output is correct
5 Correct 67 ms 134916 KB Output is correct
6 Correct 66 ms 135008 KB Output is correct
7 Correct 75 ms 135064 KB Output is correct
8 Correct 66 ms 135036 KB Output is correct
9 Correct 67 ms 134996 KB Output is correct
10 Correct 65 ms 134992 KB Output is correct
11 Correct 65 ms 134892 KB Output is correct
12 Correct 76 ms 135248 KB Output is correct
13 Correct 66 ms 134920 KB Output is correct
14 Correct 81 ms 134996 KB Output is correct
15 Correct 66 ms 134996 KB Output is correct
16 Correct 69 ms 134992 KB Output is correct
17 Correct 66 ms 134848 KB Output is correct
18 Correct 68 ms 134996 KB Output is correct
19 Correct 66 ms 134996 KB Output is correct
20 Correct 67 ms 135252 KB Output is correct
21 Correct 67 ms 135252 KB Output is correct
22 Runtime error 192 ms 276924 KB Execution killed with signal 11
23 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 66 ms 134836 KB Output is correct
2 Correct 66 ms 134996 KB Output is correct
3 Correct 66 ms 134996 KB Output is correct
4 Correct 68 ms 135004 KB Output is correct
5 Runtime error 190 ms 276704 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134996 KB Output is correct
2 Correct 76 ms 134996 KB Output is correct
3 Correct 70 ms 134860 KB Output is correct
4 Correct 65 ms 134808 KB Output is correct
5 Correct 69 ms 134832 KB Output is correct
6 Correct 65 ms 134924 KB Output is correct
7 Correct 65 ms 134996 KB Output is correct
8 Correct 66 ms 134992 KB Output is correct
9 Correct 64 ms 134996 KB Output is correct
10 Correct 65 ms 134932 KB Output is correct
11 Correct 64 ms 135004 KB Output is correct
12 Correct 65 ms 134916 KB Output is correct
13 Correct 65 ms 134868 KB Output is correct
14 Correct 65 ms 134992 KB Output is correct
15 Correct 64 ms 134880 KB Output is correct
16 Correct 63 ms 135064 KB Output is correct
17 Correct 65 ms 134900 KB Output is correct
18 Correct 64 ms 134996 KB Output is correct
19 Correct 67 ms 134940 KB Output is correct
20 Correct 66 ms 134992 KB Output is correct
21 Correct 66 ms 134988 KB Output is correct
22 Correct 74 ms 135120 KB Output is correct
23 Correct 68 ms 135156 KB Output is correct
24 Correct 64 ms 134992 KB Output is correct
25 Correct 65 ms 134996 KB Output is correct
26 Correct 63 ms 134996 KB Output is correct
27 Correct 64 ms 134996 KB Output is correct
28 Correct 65 ms 134984 KB Output is correct
29 Correct 67 ms 134992 KB Output is correct
30 Correct 65 ms 134904 KB Output is correct
31 Correct 66 ms 134996 KB Output is correct
32 Correct 66 ms 135004 KB Output is correct
33 Correct 77 ms 134988 KB Output is correct
34 Correct 64 ms 134960 KB Output is correct
35 Correct 64 ms 134980 KB Output is correct
36 Correct 66 ms 134996 KB Output is correct
37 Correct 64 ms 134936 KB Output is correct
38 Correct 67 ms 134812 KB Output is correct
39 Correct 72 ms 135036 KB Output is correct
40 Correct 69 ms 134896 KB Output is correct
41 Correct 66 ms 134992 KB Output is correct
42 Correct 65 ms 134996 KB Output is correct
43 Correct 64 ms 134992 KB Output is correct
44 Correct 68 ms 135204 KB Output is correct
45 Correct 64 ms 134992 KB Output is correct
46 Correct 64 ms 135048 KB Output is correct
47 Correct 65 ms 135068 KB Output is correct
48 Correct 76 ms 134996 KB Output is correct
49 Correct 72 ms 135224 KB Output is correct
50 Correct 71 ms 134996 KB Output is correct
51 Correct 67 ms 134996 KB Output is correct
52 Correct 65 ms 134944 KB Output is correct

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134996 KB Output is correct
2 Correct 76 ms 134996 KB Output is correct
3 Correct 70 ms 134860 KB Output is correct
4 Correct 65 ms 134808 KB Output is correct
5 Correct 69 ms 134832 KB Output is correct
6 Correct 65 ms 134924 KB Output is correct
7 Correct 65 ms 134996 KB Output is correct
8 Correct 66 ms 134992 KB Output is correct
9 Correct 64 ms 134996 KB Output is correct
10 Correct 65 ms 134932 KB Output is correct
11 Correct 64 ms 135004 KB Output is correct
12 Correct 65 ms 134916 KB Output is correct
13 Correct 65 ms 134868 KB Output is correct
14 Correct 65 ms 134992 KB Output is correct
15 Correct 64 ms 134880 KB Output is correct
16 Correct 63 ms 135064 KB Output is correct
17 Correct 65 ms 134900 KB Output is correct
18 Correct 64 ms 134996 KB Output is correct
19 Correct 67 ms 134940 KB Output is correct
20 Correct 66 ms 134992 KB Output is correct
21 Correct 66 ms 134988 KB Output is correct
22 Correct 74 ms 135120 KB Output is correct
23 Correct 68 ms 135156 KB Output is correct
24 Correct 64 ms 134992 KB Output is correct
25 Correct 65 ms 134996 KB Output is correct
26 Correct 63 ms 134996 KB Output is correct
27 Correct 64 ms 134996 KB Output is correct
28 Correct 65 ms 134984 KB Output is correct
29 Correct 67 ms 134992 KB Output is correct
30 Correct 65 ms 134904 KB Output is correct
31 Correct 66 ms 134996 KB Output is correct
32 Correct 66 ms 135004 KB Output is correct
33 Correct 77 ms 134988 KB Output is correct
34 Correct 64 ms 134960 KB Output is correct
35 Correct 64 ms 134980 KB Output is correct
36 Correct 66 ms 134996 KB Output is correct
37 Correct 65 ms 134852 KB Output is correct
38 Correct 82 ms 134848 KB Output is correct
39 Correct 67 ms 134916 KB Output is correct
40 Correct 66 ms 135008 KB Output is correct
41 Correct 75 ms 135064 KB Output is correct
42 Correct 66 ms 135036 KB Output is correct
43 Correct 67 ms 134996 KB Output is correct
44 Correct 65 ms 134992 KB Output is correct
45 Correct 65 ms 134892 KB Output is correct
46 Correct 76 ms 135248 KB Output is correct
47 Correct 66 ms 134920 KB Output is correct
48 Correct 81 ms 134996 KB Output is correct
49 Correct 66 ms 134996 KB Output is correct
50 Correct 69 ms 134992 KB Output is correct
51 Correct 66 ms 134848 KB Output is correct
52 Correct 68 ms 134996 KB Output is correct
53 Correct 66 ms 134996 KB Output is correct
54 Correct 67 ms 135252 KB Output is correct
55 Correct 67 ms 135252 KB Output is correct
56 Runtime error 192 ms 276924 KB Execution killed with signal 11
57 Halted 0 ms 0 KB -