oj.uz

Submission #953724

# Submission time Handle Problem Language Result Execution time Memory
953724 2024-03-26T14:38:13 Z Trisanu_Das Arranging Shoes (IOI19_shoes) C++17
100 / 100
 198 ms 274352 KB 
#include <bits/stdc++.h>
#include "shoes.h"
using namespace std;
#define int long long
 
int n, BIT[200005];
queue<int> l[200005], r[200005];
 
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 142 ms 269648 KB Output is correct
2 Correct 125 ms 269648 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 142 ms 269648 KB Output is correct
2 Correct 125 ms 269648 KB Output is correct
3 Correct 139 ms 269632 KB Output is correct
4 Correct 126 ms 269648 KB Output is correct
5 Correct 128 ms 269652 KB Output is correct
6 Correct 132 ms 269572 KB Output is correct
7 Correct 126 ms 269652 KB Output is correct
8 Correct 127 ms 269652 KB Output is correct
9 Correct 125 ms 269648 KB Output is correct
10 Correct 128 ms 269652 KB Output is correct
11 Correct 130 ms 269648 KB Output is correct
12 Correct 143 ms 269652 KB Output is correct
13 Correct 154 ms 269668 KB Output is correct
14 Correct 126 ms 269652 KB Output is correct
15 Correct 140 ms 269556 KB Output is correct
16 Correct 130 ms 269604 KB Output is correct
17 Correct 124 ms 269652 KB Output is correct
18 Correct 126 ms 269700 KB Output is correct
19 Correct 129 ms 269652 KB Output is correct
20 Correct 125 ms 269652 KB Output is correct
21 Correct 130 ms 269652 KB Output is correct
22 Correct 129 ms 269652 KB Output is correct
23 Correct 125 ms 269696 KB Output is correct
24 Correct 128 ms 269648 KB Output is correct
25 Correct 126 ms 269556 KB Output is correct
26 Correct 129 ms 269648 KB Output is correct
27 Correct 132 ms 269652 KB Output is correct
28 Correct 130 ms 269648 KB Output is correct
29 Correct 126 ms 269648 KB Output is correct
30 Correct 147 ms 269648 KB Output is correct
31 Correct 133 ms 269648 KB Output is correct
32 Correct 126 ms 269484 KB Output is correct
33 Correct 126 ms 269648 KB Output is correct
34 Correct 126 ms 269624 KB Output is correct
35 Correct 126 ms 269628 KB Output is correct
36 Correct 126 ms 269608 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 142 ms 269648 KB Output is correct
2 Correct 125 ms 269648 KB Output is correct
3 Correct 126 ms 269632 KB Output is correct
4 Correct 127 ms 269652 KB Output is correct
5 Correct 125 ms 269520 KB Output is correct
6 Correct 135 ms 269652 KB Output is correct
7 Correct 125 ms 269648 KB Output is correct
8 Correct 126 ms 269484 KB Output is correct
9 Correct 126 ms 269616 KB Output is correct
10 Correct 126 ms 269648 KB Output is correct
11 Correct 154 ms 269652 KB Output is correct
12 Correct 125 ms 269656 KB Output is correct
13 Correct 132 ms 269656 KB Output is correct
14 Correct 130 ms 269948 KB Output is correct
15 Correct 125 ms 269648 KB Output is correct
16 Correct 126 ms 269492 KB Output is correct
17 Correct 128 ms 269652 KB Output is correct
18 Correct 132 ms 269648 KB Output is correct
19 Correct 128 ms 269648 KB Output is correct
20 Correct 131 ms 269904 KB Output is correct
21 Correct 134 ms 270160 KB Output is correct
22 Correct 153 ms 273744 KB Output is correct
23 Correct 154 ms 274000 KB Output is correct
24 Correct 167 ms 274004 KB Output is correct
25 Correct 162 ms 273744 KB Output is correct
26 Correct 187 ms 274004 KB Output is correct
27 Correct 143 ms 273744 KB Output is correct
28 Correct 152 ms 274000 KB Output is correct
29 Correct 169 ms 274000 KB Output is correct
30 Correct 158 ms 274000 KB Output is correct
31 Correct 152 ms 274352 KB Output is correct
32 Correct 156 ms 273924 KB Output is correct
33 Correct 155 ms 273948 KB Output is correct
34 Correct 158 ms 274048 KB Output is correct
35 Correct 135 ms 269648 KB Output is correct
36 Correct 129 ms 269676 KB Output is correct
37 Correct 158 ms 274004 KB Output is correct
38 Correct 162 ms 274240 KB Output is correct
39 Correct 164 ms 273976 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 127 ms 269672 KB Output is correct
2 Correct 140 ms 269712 KB Output is correct
3 Correct 139 ms 269652 KB Output is correct
4 Correct 130 ms 269716 KB Output is correct
5 Correct 177 ms 273076 KB Output is correct
6 Correct 163 ms 273200 KB Output is correct
7 Correct 174 ms 273268 KB Output is correct
8 Correct 165 ms 274004 KB Output is correct
9 Correct 198 ms 273208 KB Output is correct
10 Correct 161 ms 273092 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 142 ms 269648 KB Output is correct
2 Correct 125 ms 269648 KB Output is correct
3 Correct 139 ms 269632 KB Output is correct
4 Correct 126 ms 269648 KB Output is correct
5 Correct 128 ms 269652 KB Output is correct
6 Correct 132 ms 269572 KB Output is correct
7 Correct 126 ms 269652 KB Output is correct
8 Correct 127 ms 269652 KB Output is correct
9 Correct 125 ms 269648 KB Output is correct
10 Correct 128 ms 269652 KB Output is correct
11 Correct 130 ms 269648 KB Output is correct
12 Correct 143 ms 269652 KB Output is correct
13 Correct 154 ms 269668 KB Output is correct
14 Correct 126 ms 269652 KB Output is correct
15 Correct 140 ms 269556 KB Output is correct
16 Correct 130 ms 269604 KB Output is correct
17 Correct 124 ms 269652 KB Output is correct
18 Correct 126 ms 269700 KB Output is correct
19 Correct 129 ms 269652 KB Output is correct
20 Correct 125 ms 269652 KB Output is correct
21 Correct 130 ms 269652 KB Output is correct
22 Correct 129 ms 269652 KB Output is correct
23 Correct 125 ms 269696 KB Output is correct
24 Correct 128 ms 269648 KB Output is correct
25 Correct 126 ms 269556 KB Output is correct
26 Correct 129 ms 269648 KB Output is correct
27 Correct 132 ms 269652 KB Output is correct
28 Correct 130 ms 269648 KB Output is correct
29 Correct 126 ms 269648 KB Output is correct
30 Correct 147 ms 269648 KB Output is correct
31 Correct 133 ms 269648 KB Output is correct
32 Correct 126 ms 269484 KB Output is correct
33 Correct 126 ms 269648 KB Output is correct
34 Correct 126 ms 269624 KB Output is correct
35 Correct 126 ms 269628 KB Output is correct
36 Correct 126 ms 269608 KB Output is correct
37 Correct 127 ms 269648 KB Output is correct
38 Correct 144 ms 269612 KB Output is correct
39 Correct 126 ms 269656 KB Output is correct
40 Correct 128 ms 269652 KB Output is correct
41 Correct 128 ms 269652 KB Output is correct
42 Correct 129 ms 269648 KB Output is correct
43 Correct 126 ms 269584 KB Output is correct
44 Correct 128 ms 269652 KB Output is correct
45 Correct 149 ms 269648 KB Output is correct
46 Correct 128 ms 269620 KB Output is correct
47 Correct 126 ms 269532 KB Output is correct
48 Correct 134 ms 269664 KB Output is correct
49 Correct 132 ms 269724 KB Output is correct
50 Correct 128 ms 269720 KB Output is correct
51 Correct 145 ms 269716 KB Output is correct
52 Correct 129 ms 269572 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 142 ms 269648 KB Output is correct
2 Correct 125 ms 269648 KB Output is correct
3 Correct 139 ms 269632 KB Output is correct
4 Correct 126 ms 269648 KB Output is correct
5 Correct 128 ms 269652 KB Output is correct
6 Correct 132 ms 269572 KB Output is correct
7 Correct 126 ms 269652 KB Output is correct
8 Correct 127 ms 269652 KB Output is correct
9 Correct 125 ms 269648 KB Output is correct
10 Correct 128 ms 269652 KB Output is correct
11 Correct 130 ms 269648 KB Output is correct
12 Correct 143 ms 269652 KB Output is correct
13 Correct 154 ms 269668 KB Output is correct
14 Correct 126 ms 269652 KB Output is correct
15 Correct 140 ms 269556 KB Output is correct
16 Correct 130 ms 269604 KB Output is correct
17 Correct 124 ms 269652 KB Output is correct
18 Correct 126 ms 269700 KB Output is correct
19 Correct 129 ms 269652 KB Output is correct
20 Correct 125 ms 269652 KB Output is correct
21 Correct 130 ms 269652 KB Output is correct
22 Correct 129 ms 269652 KB Output is correct
23 Correct 125 ms 269696 KB Output is correct
24 Correct 128 ms 269648 KB Output is correct
25 Correct 126 ms 269556 KB Output is correct
26 Correct 129 ms 269648 KB Output is correct
27 Correct 132 ms 269652 KB Output is correct
28 Correct 130 ms 269648 KB Output is correct
29 Correct 126 ms 269648 KB Output is correct
30 Correct 147 ms 269648 KB Output is correct
31 Correct 133 ms 269648 KB Output is correct
32 Correct 126 ms 269484 KB Output is correct
33 Correct 126 ms 269648 KB Output is correct
34 Correct 126 ms 269624 KB Output is correct
35 Correct 126 ms 269628 KB Output is correct
36 Correct 126 ms 269608 KB Output is correct
37 Correct 126 ms 269632 KB Output is correct
38 Correct 127 ms 269652 KB Output is correct
39 Correct 125 ms 269520 KB Output is correct
40 Correct 135 ms 269652 KB Output is correct
41 Correct 125 ms 269648 KB Output is correct
42 Correct 126 ms 269484 KB Output is correct
43 Correct 126 ms 269616 KB Output is correct
44 Correct 126 ms 269648 KB Output is correct
45 Correct 154 ms 269652 KB Output is correct
46 Correct 125 ms 269656 KB Output is correct
47 Correct 132 ms 269656 KB Output is correct
48 Correct 130 ms 269948 KB Output is correct
49 Correct 125 ms 269648 KB Output is correct
50 Correct 126 ms 269492 KB Output is correct
51 Correct 128 ms 269652 KB Output is correct
52 Correct 132 ms 269648 KB Output is correct
53 Correct 128 ms 269648 KB Output is correct
54 Correct 131 ms 269904 KB Output is correct
55 Correct 134 ms 270160 KB Output is correct
56 Correct 153 ms 273744 KB Output is correct
57 Correct 154 ms 274000 KB Output is correct
58 Correct 167 ms 274004 KB Output is correct
59 Correct 162 ms 273744 KB Output is correct
60 Correct 187 ms 274004 KB Output is correct
61 Correct 143 ms 273744 KB Output is correct
62 Correct 152 ms 274000 KB Output is correct
63 Correct 169 ms 274000 KB Output is correct
64 Correct 158 ms 274000 KB Output is correct
65 Correct 152 ms 274352 KB Output is correct
66 Correct 156 ms 273924 KB Output is correct
67 Correct 155 ms 273948 KB Output is correct
68 Correct 158 ms 274048 KB Output is correct
69 Correct 135 ms 269648 KB Output is correct
70 Correct 129 ms 269676 KB Output is correct
71 Correct 158 ms 274004 KB Output is correct
72 Correct 162 ms 274240 KB Output is correct
73 Correct 164 ms 273976 KB Output is correct
74 Correct 127 ms 269672 KB Output is correct
75 Correct 140 ms 269712 KB Output is correct
76 Correct 139 ms 269652 KB Output is correct
77 Correct 130 ms 269716 KB Output is correct
78 Correct 177 ms 273076 KB Output is correct
79 Correct 163 ms 273200 KB Output is correct
80 Correct 174 ms 273268 KB Output is correct
81 Correct 165 ms 274004 KB Output is correct
82 Correct 198 ms 273208 KB Output is correct
83 Correct 161 ms 273092 KB Output is correct
84 Correct 127 ms 269648 KB Output is correct
85 Correct 144 ms 269612 KB Output is correct
86 Correct 126 ms 269656 KB Output is correct
87 Correct 128 ms 269652 KB Output is correct
88 Correct 128 ms 269652 KB Output is correct
89 Correct 129 ms 269648 KB Output is correct
90 Correct 126 ms 269584 KB Output is correct
91 Correct 128 ms 269652 KB Output is correct
92 Correct 149 ms 269648 KB Output is correct
93 Correct 128 ms 269620 KB Output is correct
94 Correct 126 ms 269532 KB Output is correct
95 Correct 134 ms 269664 KB Output is correct
96 Correct 132 ms 269724 KB Output is correct
97 Correct 128 ms 269720 KB Output is correct
98 Correct 145 ms 269716 KB Output is correct
99 Correct 129 ms 269572 KB Output is correct
100 Correct 130 ms 269864 KB Output is correct
101 Correct 128 ms 269980 KB Output is correct
102 Correct 155 ms 270060 KB Output is correct
103 Correct 187 ms 274060 KB Output is correct
104 Correct 172 ms 274004 KB Output is correct
105 Correct 175 ms 274004 KB Output is correct
106 Correct 177 ms 273304 KB Output is correct
107 Correct 175 ms 273964 KB Output is correct
108 Correct 157 ms 273904 KB Output is correct
109 Correct 150 ms 274160 KB Output is correct
110 Correct 160 ms 274000 KB Output is correct
111 Correct 177 ms 273336 KB Output is correct
112 Correct 178 ms 274052 KB Output is correct
113 Correct 155 ms 273236 KB Output is correct
114 Correct 176 ms 273236 KB Output is correct
115 Correct 177 ms 273232 KB Output is correct