oj.uz

Submission #1001476

# Submission time Handle Problem Language Result Execution time Memory
1001476 2024-06-19T04:01:27 Z Br3ad Arranging Shoes (IOI19_shoes) C++17
100 / 100
 94 ms 139488 KB 
#include <iostream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <functional>
#include <numeric>
#include <cstring>
#include <string>
#include <cmath>
#include <vector>
#include <queue>
#include <stack>
#include <set>
#include <map>

using namespace std;
#define ll long long
#define ull unsigned long long
#define f first
#define s second
#define PF push_front
#define PB push_back
#define MP make_pair
#define max(a, b) ((a > b)? a : b)
#define min(a, b) ((a < b)? a : b)
#define max3(a, b, c) max(max(a, b), c)
#define min3(a, b, c) min(min(a, b), c)

const int N = 1e5 + 5;
const int M = 1e9 + 7; 
const int inf = 0x3f3f3f3f;
const ll int INF = 1e18;

struct BIT{
    int sz;
    vector<int> tree;

    BIT(int n) : sz(n+1), tree(n, 0) {};

    void add(int pos, int val){
        for(; pos < sz; pos += pos&-pos) tree[pos] += val;
    }

    int query(int pos){
        int temp = 0;
        for(; pos >= 1; pos -= pos&-pos) temp += tree[pos];
        return temp;
    }
};

ll int count_swaps(vector<int> v){
    int n = v.size();
    vector<queue<int>> pos(2*N, queue<int>());
    for(int i = 0; i < n; i++){
        pos[v[i] + N].push(i);
    }

    BIT bit(2*N);
    vector<bool> vis(n, false);

    ll int move = 0;
    for(int i = 0; i < n; i++){
        if(vis[i]) continue;
        int target = pos[N-v[i]].front();
        pos[N+v[i]].pop();
        pos[N-v[i]].pop();

        int ori_offset = bit.query(i);
        int tar_offset = bit.query(target);
        int offset = tar_offset - ori_offset;

        move += (target - i - 1) - offset;
        if(v[i] > 0) move++;

        bit.add(target, 1);
        vis[target] = true;
    }

    return move;
}

// int main(){
    
//     ios::sync_with_stdio(false);
//     cin.tie(NULL);
    
//     // ifstream cin();
//     // ofstream cout();
    
//     ll int temp;
//     // temp = count_swaps({2, 1, -1, -2});
//     // temp = count_swaps({-2, 2, 2, -2, -2, 2});

//     cout << temp << endl;
    
// }

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 135764 KB Output is correct
2 Correct 56 ms 135804 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 135764 KB Output is correct
2 Correct 56 ms 135804 KB Output is correct
3 Correct 77 ms 135776 KB Output is correct
4 Correct 55 ms 135760 KB Output is correct
5 Correct 53 ms 135760 KB Output is correct
6 Correct 80 ms 135652 KB Output is correct
7 Correct 87 ms 135808 KB Output is correct
8 Correct 56 ms 135760 KB Output is correct
9 Correct 54 ms 135764 KB Output is correct
10 Correct 68 ms 135764 KB Output is correct
11 Correct 54 ms 135796 KB Output is correct
12 Correct 53 ms 135760 KB Output is correct
13 Correct 59 ms 135760 KB Output is correct
14 Correct 56 ms 135760 KB Output is correct
15 Correct 56 ms 135644 KB Output is correct
16 Correct 55 ms 135760 KB Output is correct
17 Correct 54 ms 135764 KB Output is correct
18 Correct 55 ms 135684 KB Output is correct
19 Correct 59 ms 135632 KB Output is correct
20 Correct 54 ms 135760 KB Output is correct
21 Correct 55 ms 135760 KB Output is correct
22 Correct 57 ms 135764 KB Output is correct
23 Correct 55 ms 135800 KB Output is correct
24 Correct 60 ms 135760 KB Output is correct
25 Correct 65 ms 135736 KB Output is correct
26 Correct 55 ms 135756 KB Output is correct
27 Correct 53 ms 135628 KB Output is correct
28 Correct 54 ms 135684 KB Output is correct
29 Correct 56 ms 135764 KB Output is correct
30 Correct 70 ms 135760 KB Output is correct
31 Correct 56 ms 135764 KB Output is correct
32 Correct 52 ms 135760 KB Output is correct
33 Correct 54 ms 135760 KB Output is correct
34 Correct 53 ms 135732 KB Output is correct
35 Correct 54 ms 135612 KB Output is correct
36 Correct 58 ms 135764 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 135764 KB Output is correct
2 Correct 56 ms 135804 KB Output is correct
3 Correct 54 ms 135760 KB Output is correct
4 Correct 59 ms 135764 KB Output is correct
5 Correct 60 ms 135772 KB Output is correct
6 Correct 55 ms 135760 KB Output is correct
7 Correct 53 ms 135756 KB Output is correct
8 Correct 55 ms 135760 KB Output is correct
9 Correct 59 ms 135764 KB Output is correct
10 Correct 54 ms 135764 KB Output is correct
11 Correct 50 ms 135760 KB Output is correct
12 Correct 54 ms 135768 KB Output is correct
13 Correct 55 ms 135760 KB Output is correct
14 Correct 53 ms 135616 KB Output is correct
15 Correct 58 ms 135944 KB Output is correct
16 Correct 55 ms 135768 KB Output is correct
17 Correct 56 ms 135772 KB Output is correct
18 Correct 56 ms 135760 KB Output is correct
19 Correct 56 ms 135764 KB Output is correct
20 Correct 55 ms 135964 KB Output is correct
21 Correct 65 ms 136020 KB Output is correct
22 Correct 92 ms 139348 KB Output is correct
23 Correct 69 ms 139344 KB Output is correct
24 Correct 73 ms 139440 KB Output is correct
25 Correct 64 ms 139348 KB Output is correct
26 Correct 86 ms 139308 KB Output is correct
27 Correct 68 ms 139192 KB Output is correct
28 Correct 70 ms 139344 KB Output is correct
29 Correct 69 ms 139348 KB Output is correct
30 Correct 69 ms 139488 KB Output is correct
31 Correct 80 ms 139360 KB Output is correct
32 Correct 69 ms 139404 KB Output is correct
33 Correct 67 ms 139096 KB Output is correct
34 Correct 67 ms 139316 KB Output is correct
35 Correct 52 ms 135764 KB Output is correct
36 Correct 54 ms 135832 KB Output is correct
37 Correct 65 ms 139352 KB Output is correct
38 Correct 66 ms 139348 KB Output is correct
39 Correct 69 ms 139420 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 135760 KB Output is correct
2 Correct 53 ms 135764 KB Output is correct
3 Correct 52 ms 135764 KB Output is correct
4 Correct 51 ms 135764 KB Output is correct
5 Correct 82 ms 138576 KB Output is correct
6 Correct 77 ms 138700 KB Output is correct
7 Correct 87 ms 138696 KB Output is correct
8 Correct 64 ms 139344 KB Output is correct
9 Correct 88 ms 138700 KB Output is correct
10 Correct 74 ms 138576 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 135764 KB Output is correct
2 Correct 56 ms 135804 KB Output is correct
3 Correct 77 ms 135776 KB Output is correct
4 Correct 55 ms 135760 KB Output is correct
5 Correct 53 ms 135760 KB Output is correct
6 Correct 80 ms 135652 KB Output is correct
7 Correct 87 ms 135808 KB Output is correct
8 Correct 56 ms 135760 KB Output is correct
9 Correct 54 ms 135764 KB Output is correct
10 Correct 68 ms 135764 KB Output is correct
11 Correct 54 ms 135796 KB Output is correct
12 Correct 53 ms 135760 KB Output is correct
13 Correct 59 ms 135760 KB Output is correct
14 Correct 56 ms 135760 KB Output is correct
15 Correct 56 ms 135644 KB Output is correct
16 Correct 55 ms 135760 KB Output is correct
17 Correct 54 ms 135764 KB Output is correct
18 Correct 55 ms 135684 KB Output is correct
19 Correct 59 ms 135632 KB Output is correct
20 Correct 54 ms 135760 KB Output is correct
21 Correct 55 ms 135760 KB Output is correct
22 Correct 57 ms 135764 KB Output is correct
23 Correct 55 ms 135800 KB Output is correct
24 Correct 60 ms 135760 KB Output is correct
25 Correct 65 ms 135736 KB Output is correct
26 Correct 55 ms 135756 KB Output is correct
27 Correct 53 ms 135628 KB Output is correct
28 Correct 54 ms 135684 KB Output is correct
29 Correct 56 ms 135764 KB Output is correct
30 Correct 70 ms 135760 KB Output is correct
31 Correct 56 ms 135764 KB Output is correct
32 Correct 52 ms 135760 KB Output is correct
33 Correct 54 ms 135760 KB Output is correct
34 Correct 53 ms 135732 KB Output is correct
35 Correct 54 ms 135612 KB Output is correct
36 Correct 58 ms 135764 KB Output is correct
37 Correct 55 ms 135760 KB Output is correct
38 Correct 64 ms 135756 KB Output is correct
39 Correct 53 ms 135804 KB Output is correct
40 Correct 56 ms 135760 KB Output is correct
41 Correct 55 ms 135756 KB Output is correct
42 Correct 52 ms 135764 KB Output is correct
43 Correct 53 ms 135772 KB Output is correct
44 Correct 55 ms 135764 KB Output is correct
45 Correct 56 ms 135760 KB Output is correct
46 Correct 55 ms 135632 KB Output is correct
47 Correct 58 ms 135764 KB Output is correct
48 Correct 52 ms 135760 KB Output is correct
49 Correct 69 ms 135764 KB Output is correct
50 Correct 52 ms 135760 KB Output is correct
51 Correct 56 ms 135760 KB Output is correct
52 Correct 55 ms 135760 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 135764 KB Output is correct
2 Correct 56 ms 135804 KB Output is correct
3 Correct 77 ms 135776 KB Output is correct
4 Correct 55 ms 135760 KB Output is correct
5 Correct 53 ms 135760 KB Output is correct
6 Correct 80 ms 135652 KB Output is correct
7 Correct 87 ms 135808 KB Output is correct
8 Correct 56 ms 135760 KB Output is correct
9 Correct 54 ms 135764 KB Output is correct
10 Correct 68 ms 135764 KB Output is correct
11 Correct 54 ms 135796 KB Output is correct
12 Correct 53 ms 135760 KB Output is correct
13 Correct 59 ms 135760 KB Output is correct
14 Correct 56 ms 135760 KB Output is correct
15 Correct 56 ms 135644 KB Output is correct
16 Correct 55 ms 135760 KB Output is correct
17 Correct 54 ms 135764 KB Output is correct
18 Correct 55 ms 135684 KB Output is correct
19 Correct 59 ms 135632 KB Output is correct
20 Correct 54 ms 135760 KB Output is correct
21 Correct 55 ms 135760 KB Output is correct
22 Correct 57 ms 135764 KB Output is correct
23 Correct 55 ms 135800 KB Output is correct
24 Correct 60 ms 135760 KB Output is correct
25 Correct 65 ms 135736 KB Output is correct
26 Correct 55 ms 135756 KB Output is correct
27 Correct 53 ms 135628 KB Output is correct
28 Correct 54 ms 135684 KB Output is correct
29 Correct 56 ms 135764 KB Output is correct
30 Correct 70 ms 135760 KB Output is correct
31 Correct 56 ms 135764 KB Output is correct
32 Correct 52 ms 135760 KB Output is correct
33 Correct 54 ms 135760 KB Output is correct
34 Correct 53 ms 135732 KB Output is correct
35 Correct 54 ms 135612 KB Output is correct
36 Correct 58 ms 135764 KB Output is correct
37 Correct 54 ms 135760 KB Output is correct
38 Correct 59 ms 135764 KB Output is correct
39 Correct 60 ms 135772 KB Output is correct
40 Correct 55 ms 135760 KB Output is correct
41 Correct 53 ms 135756 KB Output is correct
42 Correct 55 ms 135760 KB Output is correct
43 Correct 59 ms 135764 KB Output is correct
44 Correct 54 ms 135764 KB Output is correct
45 Correct 50 ms 135760 KB Output is correct
46 Correct 54 ms 135768 KB Output is correct
47 Correct 55 ms 135760 KB Output is correct
48 Correct 53 ms 135616 KB Output is correct
49 Correct 58 ms 135944 KB Output is correct
50 Correct 55 ms 135768 KB Output is correct
51 Correct 56 ms 135772 KB Output is correct
52 Correct 56 ms 135760 KB Output is correct
53 Correct 56 ms 135764 KB Output is correct
54 Correct 55 ms 135964 KB Output is correct
55 Correct 65 ms 136020 KB Output is correct
56 Correct 92 ms 139348 KB Output is correct
57 Correct 69 ms 139344 KB Output is correct
58 Correct 73 ms 139440 KB Output is correct
59 Correct 64 ms 139348 KB Output is correct
60 Correct 86 ms 139308 KB Output is correct
61 Correct 68 ms 139192 KB Output is correct
62 Correct 70 ms 139344 KB Output is correct
63 Correct 69 ms 139348 KB Output is correct
64 Correct 69 ms 139488 KB Output is correct
65 Correct 80 ms 139360 KB Output is correct
66 Correct 69 ms 139404 KB Output is correct
67 Correct 67 ms 139096 KB Output is correct
68 Correct 67 ms 139316 KB Output is correct
69 Correct 52 ms 135764 KB Output is correct
70 Correct 54 ms 135832 KB Output is correct
71 Correct 65 ms 139352 KB Output is correct
72 Correct 66 ms 139348 KB Output is correct
73 Correct 69 ms 139420 KB Output is correct
74 Correct 53 ms 135760 KB Output is correct
75 Correct 53 ms 135764 KB Output is correct
76 Correct 52 ms 135764 KB Output is correct
77 Correct 51 ms 135764 KB Output is correct
78 Correct 82 ms 138576 KB Output is correct
79 Correct 77 ms 138700 KB Output is correct
80 Correct 87 ms 138696 KB Output is correct
81 Correct 64 ms 139344 KB Output is correct
82 Correct 88 ms 138700 KB Output is correct
83 Correct 74 ms 138576 KB Output is correct
84 Correct 55 ms 135760 KB Output is correct
85 Correct 64 ms 135756 KB Output is correct
86 Correct 53 ms 135804 KB Output is correct
87 Correct 56 ms 135760 KB Output is correct
88 Correct 55 ms 135756 KB Output is correct
89 Correct 52 ms 135764 KB Output is correct
90 Correct 53 ms 135772 KB Output is correct
91 Correct 55 ms 135764 KB Output is correct
92 Correct 56 ms 135760 KB Output is correct
93 Correct 55 ms 135632 KB Output is correct
94 Correct 58 ms 135764 KB Output is correct
95 Correct 52 ms 135760 KB Output is correct
96 Correct 69 ms 135764 KB Output is correct
97 Correct 52 ms 135760 KB Output is correct
98 Correct 56 ms 135760 KB Output is correct
99 Correct 55 ms 135760 KB Output is correct
100 Correct 56 ms 135624 KB Output is correct
101 Correct 53 ms 136020 KB Output is correct
102 Correct 56 ms 136092 KB Output is correct
103 Correct 86 ms 138576 KB Output is correct
104 Correct 80 ms 138516 KB Output is correct
105 Correct 80 ms 138576 KB Output is correct
106 Correct 88 ms 138628 KB Output is correct
107 Correct 79 ms 138580 KB Output is correct
108 Correct 73 ms 138680 KB Output is correct
109 Correct 68 ms 139312 KB Output is correct
110 Correct 68 ms 139344 KB Output is correct
111 Correct 85 ms 138588 KB Output is correct
112 Correct 86 ms 138524 KB Output is correct
113 Correct 77 ms 138580 KB Output is correct
114 Correct 94 ms 139112 KB Output is correct
115 Correct 86 ms 138524 KB Output is correct