oj.uz

Submission #958804

# Submission time Handle Problem Language Result Execution time Memory
958804 2024-04-06T18:19:30 Z MuntherCarrot Arranging Shoes (IOI19_shoes) C++14
100 / 100
 47 ms 15036 KB 
#include <bits/stdc++.h>
#include "shoes.h"

using namespace std;

#define ll long long

const int MAXN = 2e5 + 10;
int bit[MAXN];

void upd(int i, int val){
    for(i++; i <= MAXN; i += -i & i){
        bit[i - 1] += val;
    }
}

ll clc(int i){
    ll res = 0;
    for(i++; i > 0; i -= -i & i){
        res += bit[i - 1];
    }
    return res;
}

ll clc(int l, int r){
    return clc(r) - clc(l - 1);
}

long long count_swaps(vector<int> s) {
    ll res = 0;
    int n = s.size();
    vector<vector<int>> vec(n + 1);
    for(int i = n - 1; i >= 0; i--){
        vec[s[i] + n / 2].push_back(i);
    }
    for(int i = 0; i < n; i++){
        if(vec[s[i] + n / 2].back() != i) continue;
        int x = vec[-s[i] + n / 2].back();
        vec[s[i] + n / 2].pop_back();
        vec[-s[i] + n / 2].pop_back();
        res += x - i - (s[i] < 0) - clc(i, x);
        upd(i, 1);
        upd(x, 1);
    }
	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 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 600 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 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 1 ms 344 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 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 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 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 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 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 0 ms 348 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 0 ms 348 KB Output is correct
11 Correct 1 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 1 ms 348 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 348 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 348 KB Output is correct
20 Correct 3 ms 1116 KB Output is correct
21 Correct 3 ms 1116 KB Output is correct
22 Correct 27 ms 8300 KB Output is correct
23 Correct 20 ms 9668 KB Output is correct
24 Correct 25 ms 9596 KB Output is correct
25 Correct 21 ms 9284 KB Output is correct
26 Correct 25 ms 9724 KB Output is correct
27 Correct 20 ms 9424 KB Output is correct
28 Correct 21 ms 9656 KB Output is correct
29 Correct 21 ms 9548 KB Output is correct
30 Correct 22 ms 9552 KB Output is correct
31 Correct 25 ms 9556 KB Output is correct
32 Correct 28 ms 9556 KB Output is correct
33 Correct 21 ms 9408 KB Output is correct
34 Correct 21 ms 9672 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 22 ms 9536 KB Output is correct
38 Correct 21 ms 9556 KB Output is correct
39 Correct 24 ms 9412 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 1 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 39 ms 13520 KB Output is correct
6 Correct 27 ms 10076 KB Output is correct
7 Correct 44 ms 14772 KB Output is correct
8 Correct 29 ms 9720 KB Output is correct
9 Correct 37 ms 15036 KB Output is correct
10 Correct 37 ms 11836 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 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 600 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 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 1 ms 344 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 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 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 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 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 0 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 1 ms 348 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 1 ms 348 KB Output is correct
49 Correct 1 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 1 ms 344 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 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 600 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 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 1 ms 344 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 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 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 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 344 KB Output is correct
37 Correct 1 ms 344 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 0 ms 348 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 0 ms 348 KB Output is correct
45 Correct 1 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 1 ms 348 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 348 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 348 KB Output is correct
54 Correct 3 ms 1116 KB Output is correct
55 Correct 3 ms 1116 KB Output is correct
56 Correct 27 ms 8300 KB Output is correct
57 Correct 20 ms 9668 KB Output is correct
58 Correct 25 ms 9596 KB Output is correct
59 Correct 21 ms 9284 KB Output is correct
60 Correct 25 ms 9724 KB Output is correct
61 Correct 20 ms 9424 KB Output is correct
62 Correct 21 ms 9656 KB Output is correct
63 Correct 21 ms 9548 KB Output is correct
64 Correct 22 ms 9552 KB Output is correct
65 Correct 25 ms 9556 KB Output is correct
66 Correct 28 ms 9556 KB Output is correct
67 Correct 21 ms 9408 KB Output is correct
68 Correct 21 ms 9672 KB Output is correct
69 Correct 1 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 22 ms 9536 KB Output is correct
72 Correct 21 ms 9556 KB Output is correct
73 Correct 24 ms 9412 KB Output is correct
74 Correct 0 ms 344 KB Output is correct
75 Correct 1 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 39 ms 13520 KB Output is correct
79 Correct 27 ms 10076 KB Output is correct
80 Correct 44 ms 14772 KB Output is correct
81 Correct 29 ms 9720 KB Output is correct
82 Correct 37 ms 15036 KB Output is correct
83 Correct 37 ms 11836 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 0 ms 348 KB Output is correct
88 Correct 1 ms 348 KB Output is correct
89 Correct 1 ms 348 KB Output is correct
90 Correct 1 ms 348 KB Output is correct
91 Correct 1 ms 348 KB Output is correct
92 Correct 1 ms 348 KB Output is correct
93 Correct 1 ms 348 KB Output is correct
94 Correct 1 ms 344 KB Output is correct
95 Correct 1 ms 348 KB Output is correct
96 Correct 1 ms 348 KB Output is correct
97 Correct 1 ms 348 KB Output is correct
98 Correct 1 ms 348 KB Output is correct
99 Correct 1 ms 344 KB Output is correct
100 Correct 1 ms 600 KB Output is correct
101 Correct 4 ms 1624 KB Output is correct
102 Correct 4 ms 1372 KB Output is correct
103 Correct 47 ms 14796 KB Output is correct
104 Correct 37 ms 14784 KB Output is correct
105 Correct 43 ms 12108 KB Output is correct
106 Correct 36 ms 14996 KB Output is correct
107 Correct 33 ms 10332 KB Output is correct
108 Correct 37 ms 10472 KB Output is correct
109 Correct 23 ms 9928 KB Output is correct
110 Correct 23 ms 9528 KB Output is correct
111 Correct 41 ms 14096 KB Output is correct
112 Correct 41 ms 13404 KB Output is correct
113 Correct 32 ms 10076 KB Output is correct
114 Correct 37 ms 14796 KB Output is correct
115 Correct 35 ms 14932 KB Output is correct