oj.uz

Submission #926087

# Submission time Handle Problem Language Result Execution time Memory
926087 2024-02-12T14:38:47 Z Art_ogo Arranging Shoes (IOI19_shoes) C++17
100 / 100
 790 ms 159856 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include "shoes.h"

using namespace __gnu_pbds;
using namespace std;

#define ll long long
#define fi first
#define se second
typedef pair<int, int> pii;

#define oset tree<pii,  null_type, less<pii>, rb_tree_tag, tree_order_statistics_node_update>

long long count_swaps(vector<int> s) {
    int n = s.size();
    oset st;
    map<int, queue<int> > pos;
    for(int i = 0; i < n; i++){
        pos[s[i]].push(i);
        st.insert({i, s[i]});
    }
    ll res = 0;
    while(!st.empty()){
        int cur = st.begin()->se;
        int pr = pos[-cur].front();
        ll ppr = st.order_of_key({pr, -cur}) - int(cur < 0);
        res += ppr;
        pos[cur].pop();
        pos[-cur].pop();
        st.erase({pr, -cur});
        st.erase(st.begin());
    }
	return res;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 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 344 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 344 KB Output is correct
13 Correct 1 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 0 ms 348 KB Output is correct
18 Correct 0 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 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 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 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 344 KB Output is correct

Subtask #3
20.0 / 20.0

# 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 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 348 KB Output is correct
7 Correct 1 ms 344 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 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 344 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 1 ms 348 KB Output is correct
20 Correct 8 ms 1884 KB Output is correct
21 Correct 7 ms 1884 KB Output is correct
22 Correct 87 ms 16604 KB Output is correct
23 Correct 76 ms 16464 KB Output is correct
24 Correct 83 ms 16468 KB Output is correct
25 Correct 79 ms 16468 KB Output is correct
26 Correct 84 ms 16464 KB Output is correct
27 Correct 75 ms 16212 KB Output is correct
28 Correct 75 ms 16468 KB Output is correct
29 Correct 77 ms 16476 KB Output is correct
30 Correct 75 ms 16468 KB Output is correct
31 Correct 83 ms 16464 KB Output is correct
32 Correct 76 ms 16464 KB Output is correct
33 Correct 74 ms 16212 KB Output is correct
34 Correct 74 ms 16548 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 77 ms 16512 KB Output is correct
38 Correct 73 ms 16644 KB Output is correct
39 Correct 75 ms 16468 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 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 636 ms 159572 KB Output is correct
6 Correct 185 ms 28284 KB Output is correct
7 Correct 627 ms 159600 KB Output is correct
8 Correct 81 ms 16720 KB Output is correct
9 Correct 635 ms 159792 KB Output is correct
10 Correct 352 ms 87904 KB Output is correct

Subtask #5
20.0 / 20.0

# 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 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 344 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 344 KB Output is correct
13 Correct 1 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 0 ms 348 KB Output is correct
18 Correct 0 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 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 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 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 3 ms 1884 KB Output is correct
42 Correct 2 ms 1884 KB Output is correct
43 Correct 2 ms 1628 KB Output is correct
44 Correct 2 ms 1628 KB Output is correct
45 Correct 3 ms 1368 KB Output is correct
46 Correct 2 ms 1116 KB Output is correct
47 Correct 2 ms 956 KB Output is correct
48 Correct 1 ms 860 KB Output is correct
49 Correct 1 ms 860 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 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 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 344 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 344 KB Output is correct
13 Correct 1 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 0 ms 348 KB Output is correct
18 Correct 0 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 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 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 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 0 ms 344 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 348 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 344 KB Output is correct
47 Correct 0 ms 344 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 8 ms 1884 KB Output is correct
55 Correct 7 ms 1884 KB Output is correct
56 Correct 87 ms 16604 KB Output is correct
57 Correct 76 ms 16464 KB Output is correct
58 Correct 83 ms 16468 KB Output is correct
59 Correct 79 ms 16468 KB Output is correct
60 Correct 84 ms 16464 KB Output is correct
61 Correct 75 ms 16212 KB Output is correct
62 Correct 75 ms 16468 KB Output is correct
63 Correct 77 ms 16476 KB Output is correct
64 Correct 75 ms 16468 KB Output is correct
65 Correct 83 ms 16464 KB Output is correct
66 Correct 76 ms 16464 KB Output is correct
67 Correct 74 ms 16212 KB Output is correct
68 Correct 74 ms 16548 KB Output is correct
69 Correct 0 ms 344 KB Output is correct
70 Correct 1 ms 348 KB Output is correct
71 Correct 77 ms 16512 KB Output is correct
72 Correct 73 ms 16644 KB Output is correct
73 Correct 75 ms 16468 KB Output is correct
74 Correct 1 ms 348 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 636 ms 159572 KB Output is correct
79 Correct 185 ms 28284 KB Output is correct
80 Correct 627 ms 159600 KB Output is correct
81 Correct 81 ms 16720 KB Output is correct
82 Correct 635 ms 159792 KB Output is correct
83 Correct 352 ms 87904 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 0 ms 348 KB Output is correct
86 Correct 1 ms 348 KB Output is correct
87 Correct 1 ms 604 KB Output is correct
88 Correct 3 ms 1884 KB Output is correct
89 Correct 2 ms 1884 KB Output is correct
90 Correct 2 ms 1628 KB Output is correct
91 Correct 2 ms 1628 KB Output is correct
92 Correct 3 ms 1368 KB Output is correct
93 Correct 2 ms 1116 KB Output is correct
94 Correct 2 ms 956 KB Output is correct
95 Correct 1 ms 860 KB Output is correct
96 Correct 1 ms 860 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 3 ms 2092 KB Output is correct
101 Correct 28 ms 14684 KB Output is correct
102 Correct 16 ms 4700 KB Output is correct
103 Correct 790 ms 159576 KB Output is correct
104 Correct 653 ms 159848 KB Output is correct
105 Correct 448 ms 97620 KB Output is correct
106 Correct 604 ms 159784 KB Output is correct
107 Correct 212 ms 31988 KB Output is correct
108 Correct 246 ms 47700 KB Output is correct
109 Correct 80 ms 16464 KB Output is correct
110 Correct 83 ms 16536 KB Output is correct
111 Correct 467 ms 143700 KB Output is correct
112 Correct 556 ms 127636 KB Output is correct
113 Correct 249 ms 33364 KB Output is correct
114 Correct 675 ms 159856 KB Output is correct
115 Correct 667 ms 159788 KB Output is correct