oj.uz

Submission #975575

# Submission time Handle Problem Language Result Execution time Memory
975575 2024-05-05T13:35:48 Z marinaluca Arranging Shoes (IOI19_shoes) C++14
100 / 100
 265 ms 147836 KB 
#include <bits/stdc++.h>

#pragma GCC optimize ("O4")
#pragma GCC optimize ("fast-math")
#pragma GCC optimize ("unroll-loops")

using namespace std;
//#define int long long
#define ll long long
#define xx first
#define yy second
#define all (x) begin(x), end(x)
#define cin fin
#define cout fout

ll count_swaps(vector <int> s){
    int n = int (s.size());
    unordered_map <int, queue<int>> frec;
    vector <int> bit(n + 1);
    ll cnt = 0;
    for (int i = 0; i < n; ++ i)
    {
        int poz;
        if (frec[-s[i]].empty()){
            poz = i + 1;
            frec[s[i]].push(poz);
        }
        else{
            poz = frec[-s[i]].front();
            frec[-s[i]].pop();
            cnt += i;
            for (int ans = poz; ans; ans -= ans & (-ans))
                cnt -= bit[ans];
            if (s[i] < 0)
                cnt ++;
        }
        for (int ans = poz; ans <= n; ans += ans & (-ans))
            bit[ans] ++;
    }
    return cnt;
}

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 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 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 0 ms 344 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 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 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 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 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 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 344 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 1 ms 348 KB Output is correct
6 Correct 0 ms 544 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 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 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 1 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 3 ms 604 KB Output is correct
21 Correct 3 ms 604 KB Output is correct
22 Correct 26 ms 2764 KB Output is correct
23 Correct 24 ms 2652 KB Output is correct
24 Correct 25 ms 2904 KB Output is correct
25 Correct 20 ms 3164 KB Output is correct
26 Correct 26 ms 3896 KB Output is correct
27 Correct 21 ms 3676 KB Output is correct
28 Correct 22 ms 4404 KB Output is correct
29 Correct 21 ms 4404 KB Output is correct
30 Correct 22 ms 4288 KB Output is correct
31 Correct 26 ms 3932 KB Output is correct
32 Correct 23 ms 4436 KB Output is correct
33 Correct 21 ms 4188 KB Output is correct
34 Correct 22 ms 4444 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 0 ms 436 KB Output is correct
37 Correct 23 ms 4432 KB Output is correct
38 Correct 23 ms 4440 KB Output is correct
39 Correct 24 ms 4444 KB Output is correct

Subtask #4
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 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 259 ms 146244 KB Output is correct
6 Correct 42 ms 16476 KB Output is correct
7 Correct 237 ms 147664 KB Output is correct
8 Correct 28 ms 4396 KB Output is correct
9 Correct 265 ms 147656 KB Output is correct
10 Correct 126 ms 75668 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 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 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 0 ms 344 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 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 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 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 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 1 ms 344 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 600 KB Output is correct
41 Correct 2 ms 1628 KB Output is correct
42 Correct 2 ms 1884 KB Output is correct
43 Correct 1 ms 1624 KB Output is correct
44 Correct 1 ms 1372 KB Output is correct
45 Correct 1 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 1628 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 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 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 0 ms 344 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 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 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 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 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 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 1 ms 348 KB Output is correct
40 Correct 0 ms 544 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 1 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 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 1 ms 348 KB Output is correct
50 Correct 0 ms 344 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 3 ms 604 KB Output is correct
55 Correct 3 ms 604 KB Output is correct
56 Correct 26 ms 2764 KB Output is correct
57 Correct 24 ms 2652 KB Output is correct
58 Correct 25 ms 2904 KB Output is correct
59 Correct 20 ms 3164 KB Output is correct
60 Correct 26 ms 3896 KB Output is correct
61 Correct 21 ms 3676 KB Output is correct
62 Correct 22 ms 4404 KB Output is correct
63 Correct 21 ms 4404 KB Output is correct
64 Correct 22 ms 4288 KB Output is correct
65 Correct 26 ms 3932 KB Output is correct
66 Correct 23 ms 4436 KB Output is correct
67 Correct 21 ms 4188 KB Output is correct
68 Correct 22 ms 4444 KB Output is correct
69 Correct 1 ms 344 KB Output is correct
70 Correct 0 ms 436 KB Output is correct
71 Correct 23 ms 4432 KB Output is correct
72 Correct 23 ms 4440 KB Output is correct
73 Correct 24 ms 4444 KB Output is correct
74 Correct 0 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 259 ms 146244 KB Output is correct
79 Correct 42 ms 16476 KB Output is correct
80 Correct 237 ms 147664 KB Output is correct
81 Correct 28 ms 4396 KB Output is correct
82 Correct 265 ms 147656 KB Output is correct
83 Correct 126 ms 75668 KB Output is correct
84 Correct 1 ms 344 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 600 KB Output is correct
88 Correct 2 ms 1628 KB Output is correct
89 Correct 2 ms 1884 KB Output is correct
90 Correct 1 ms 1624 KB Output is correct
91 Correct 1 ms 1372 KB Output is correct
92 Correct 1 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 1628 KB Output is correct
100 Correct 1 ms 1880 KB Output is correct
101 Correct 13 ms 13404 KB Output is correct
102 Correct 6 ms 3436 KB Output is correct
103 Correct 250 ms 147572 KB Output is correct
104 Correct 219 ms 147576 KB Output is correct
105 Correct 135 ms 85256 KB Output is correct
106 Correct 260 ms 147580 KB Output is correct
107 Correct 45 ms 19972 KB Output is correct
108 Correct 60 ms 35940 KB Output is correct
109 Correct 23 ms 4440 KB Output is correct
110 Correct 22 ms 4436 KB Output is correct
111 Correct 218 ms 131968 KB Output is correct
112 Correct 183 ms 114856 KB Output is correct
113 Correct 52 ms 21680 KB Output is correct
114 Correct 243 ms 147764 KB Output is correct
115 Correct 246 ms 147836 KB Output is correct