oj.uz

Submission #159200

# Submission time Handle Problem Language Result Execution time Memory
159200 2019-10-21T13:13:16 Z Bilyana Arranging Shoes (IOI19_shoes) C++17
65 / 100
 202 ms 140100 KB 
#include<iostream>
#include<queue>
#include<cmath>

using namespace std;

const int MAXN = 200000;
int n, to[MAXN+10], from[MAXN+10];
queue<int> bs[MAXN+10];
int fw[MAXN+10];
long long counter=0;

/*void input()
{
    int temp;
    cin>>n;
    for (int i=0; i<2*n; i++)
    {
        cin>>temp;
        s.push_back(temp);
    }
}*/

void output()
{
    cout<<counter<<endl;
}

void find_place(vector<int> S)
{
    int curr = 0;
    int temp;
    for (int i=0; i<n; i++)
    {
        temp = abs(S[i]);
        if (S[i]>0)
        {
            if (!bs[temp].empty() && bs[temp].front()%2==0)
            {
                //cout<<i<<' '<<bs[temp].front()<<endl;
                to[i] = bs[temp].front()+1;
                bs[temp].pop();
            }
            else
            {
                to[i] = curr+1;
                bs[temp].push(curr+1);
                curr += 2;
            }
        }
        else
        {
            if (!bs[temp].empty() && bs[temp].front()%2==1)
            {
                to[i] = bs[temp].front()-1;
                bs[temp].pop();
            }
            else
            {
                to[i] = curr;
                bs[temp].push(curr);
                curr += 2;
            }
        }
    }
}

void calc_from()
{
    for (int i=0; i<n; i++)
    {
        from[to[i]] = i;
    }
}

void update(int curr, int dif)
{
    curr++;
    while(curr>0)
    {
        fw[curr] += dif;
        curr -= (curr&(-curr));
    }
}

long long sum(int curr)
{
    curr++;
    long long sm = 0;
    while (curr<MAXN)
    {
        sm += fw[curr];
        curr += (curr&(-curr));
    }
    return sm;
}

void sorting()
{
    for (int i=0; i<n; i++)
    {
        int curr = sum(from[i]) + from[i];
        counter += abs(curr-i);
        update(from[i],1);
        /*for (int j=0; j<from[i]; j++)
        {
            swap(to[j], to[j+1]);
            counter++;
        }*/
    }
}

void solve(vector<int> S)
{
    n = S.size();
    find_place(S);
    calc_from();
    sorting();
}

long long count_swaps(vector<int> S)
{
    solve(S);
    return counter;
}

/*int main()
{
    ios::sync_with_stdio(false);
    cin.tie(NULL);
    input();
    solve();
    output();
    return 0;
}*/

/*
3
-2 2 2 -2 -2 2
*/

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 136 ms 135032 KB Output is correct
2 Correct 136 ms 135032 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 136 ms 135032 KB Output is correct
2 Correct 136 ms 135032 KB Output is correct
3 Correct 135 ms 134904 KB Output is correct
4 Correct 136 ms 134904 KB Output is correct
5 Correct 136 ms 134932 KB Output is correct
6 Correct 136 ms 135012 KB Output is correct
7 Correct 137 ms 134912 KB Output is correct
8 Correct 136 ms 134996 KB Output is correct
9 Correct 134 ms 135032 KB Output is correct
10 Correct 136 ms 134908 KB Output is correct
11 Correct 135 ms 134904 KB Output is correct
12 Correct 135 ms 135124 KB Output is correct
13 Correct 136 ms 134976 KB Output is correct
14 Correct 135 ms 134920 KB Output is correct
15 Correct 135 ms 135032 KB Output is correct
16 Correct 135 ms 134908 KB Output is correct
17 Correct 136 ms 134968 KB Output is correct
18 Correct 135 ms 135004 KB Output is correct
19 Correct 135 ms 135068 KB Output is correct
20 Correct 163 ms 135032 KB Output is correct
21 Correct 156 ms 134924 KB Output is correct
22 Correct 164 ms 134992 KB Output is correct
23 Correct 161 ms 135032 KB Output is correct
24 Correct 140 ms 134928 KB Output is correct
25 Correct 134 ms 135032 KB Output is correct
26 Correct 135 ms 134972 KB Output is correct
27 Correct 136 ms 134964 KB Output is correct
28 Correct 161 ms 135124 KB Output is correct
29 Correct 156 ms 134984 KB Output is correct
30 Correct 136 ms 134896 KB Output is correct
31 Correct 137 ms 134904 KB Output is correct
32 Correct 158 ms 134964 KB Output is correct
33 Correct 135 ms 135032 KB Output is correct
34 Correct 136 ms 134956 KB Output is correct
35 Correct 136 ms 135064 KB Output is correct
36 Correct 135 ms 135032 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 136 ms 135032 KB Output is correct
2 Correct 136 ms 135032 KB Output is correct
3 Correct 134 ms 135004 KB Output is correct
4 Correct 134 ms 135000 KB Output is correct
5 Correct 136 ms 134904 KB Output is correct
6 Correct 136 ms 135048 KB Output is correct
7 Correct 136 ms 134904 KB Output is correct
8 Correct 154 ms 135032 KB Output is correct
9 Correct 160 ms 134972 KB Output is correct
10 Correct 137 ms 135004 KB Output is correct
11 Correct 136 ms 135004 KB Output is correct
12 Correct 135 ms 134904 KB Output is correct
13 Correct 135 ms 134904 KB Output is correct
14 Correct 133 ms 134924 KB Output is correct
15 Correct 136 ms 135004 KB Output is correct
16 Correct 135 ms 134904 KB Output is correct
17 Correct 134 ms 135032 KB Output is correct
18 Correct 145 ms 135132 KB Output is correct
19 Correct 148 ms 135044 KB Output is correct
20 Correct 138 ms 135540 KB Output is correct
21 Correct 139 ms 135516 KB Output is correct
22 Correct 175 ms 139688 KB Output is correct
23 Correct 183 ms 139752 KB Output is correct
24 Correct 186 ms 139640 KB Output is correct
25 Correct 183 ms 140008 KB Output is correct
26 Correct 202 ms 139624 KB Output is correct
27 Incorrect 180 ms 139596 KB Output isn't correct
28 Halted 0 ms 0 KB -

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 135 ms 134904 KB Output is correct
2 Correct 134 ms 135000 KB Output is correct
3 Correct 136 ms 134924 KB Output is correct
4 Correct 135 ms 134908 KB Output is correct
5 Correct 195 ms 139624 KB Output is correct
6 Correct 187 ms 139748 KB Output is correct
7 Correct 196 ms 139704 KB Output is correct
8 Correct 186 ms 140100 KB Output is correct
9 Correct 196 ms 139748 KB Output is correct
10 Correct 196 ms 139700 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 136 ms 135032 KB Output is correct
2 Correct 136 ms 135032 KB Output is correct
3 Correct 135 ms 134904 KB Output is correct
4 Correct 136 ms 134904 KB Output is correct
5 Correct 136 ms 134932 KB Output is correct
6 Correct 136 ms 135012 KB Output is correct
7 Correct 137 ms 134912 KB Output is correct
8 Correct 136 ms 134996 KB Output is correct
9 Correct 134 ms 135032 KB Output is correct
10 Correct 136 ms 134908 KB Output is correct
11 Correct 135 ms 134904 KB Output is correct
12 Correct 135 ms 135124 KB Output is correct
13 Correct 136 ms 134976 KB Output is correct
14 Correct 135 ms 134920 KB Output is correct
15 Correct 135 ms 135032 KB Output is correct
16 Correct 135 ms 134908 KB Output is correct
17 Correct 136 ms 134968 KB Output is correct
18 Correct 135 ms 135004 KB Output is correct
19 Correct 135 ms 135068 KB Output is correct
20 Correct 163 ms 135032 KB Output is correct
21 Correct 156 ms 134924 KB Output is correct
22 Correct 164 ms 134992 KB Output is correct
23 Correct 161 ms 135032 KB Output is correct
24 Correct 140 ms 134928 KB Output is correct
25 Correct 134 ms 135032 KB Output is correct
26 Correct 135 ms 134972 KB Output is correct
27 Correct 136 ms 134964 KB Output is correct
28 Correct 161 ms 135124 KB Output is correct
29 Correct 156 ms 134984 KB Output is correct
30 Correct 136 ms 134896 KB Output is correct
31 Correct 137 ms 134904 KB Output is correct
32 Correct 158 ms 134964 KB Output is correct
33 Correct 135 ms 135032 KB Output is correct
34 Correct 136 ms 134956 KB Output is correct
35 Correct 136 ms 135064 KB Output is correct
36 Correct 135 ms 135032 KB Output is correct
37 Correct 136 ms 134924 KB Output is correct
38 Correct 135 ms 134896 KB Output is correct
39 Correct 134 ms 135032 KB Output is correct
40 Correct 134 ms 134976 KB Output is correct
41 Correct 135 ms 135004 KB Output is correct
42 Correct 135 ms 135032 KB Output is correct
43 Correct 137 ms 135104 KB Output is correct
44 Correct 136 ms 135032 KB Output is correct
45 Correct 136 ms 135008 KB Output is correct
46 Correct 137 ms 135004 KB Output is correct
47 Correct 137 ms 135080 KB Output is correct
48 Correct 139 ms 135032 KB Output is correct
49 Correct 136 ms 134904 KB Output is correct
50 Correct 149 ms 135032 KB Output is correct
51 Correct 146 ms 135032 KB Output is correct
52 Correct 140 ms 135032 KB Output is correct

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 136 ms 135032 KB Output is correct
2 Correct 136 ms 135032 KB Output is correct
3 Correct 135 ms 134904 KB Output is correct
4 Correct 136 ms 134904 KB Output is correct
5 Correct 136 ms 134932 KB Output is correct
6 Correct 136 ms 135012 KB Output is correct
7 Correct 137 ms 134912 KB Output is correct
8 Correct 136 ms 134996 KB Output is correct
9 Correct 134 ms 135032 KB Output is correct
10 Correct 136 ms 134908 KB Output is correct
11 Correct 135 ms 134904 KB Output is correct
12 Correct 135 ms 135124 KB Output is correct
13 Correct 136 ms 134976 KB Output is correct
14 Correct 135 ms 134920 KB Output is correct
15 Correct 135 ms 135032 KB Output is correct
16 Correct 135 ms 134908 KB Output is correct
17 Correct 136 ms 134968 KB Output is correct
18 Correct 135 ms 135004 KB Output is correct
19 Correct 135 ms 135068 KB Output is correct
20 Correct 163 ms 135032 KB Output is correct
21 Correct 156 ms 134924 KB Output is correct
22 Correct 164 ms 134992 KB Output is correct
23 Correct 161 ms 135032 KB Output is correct
24 Correct 140 ms 134928 KB Output is correct
25 Correct 134 ms 135032 KB Output is correct
26 Correct 135 ms 134972 KB Output is correct
27 Correct 136 ms 134964 KB Output is correct
28 Correct 161 ms 135124 KB Output is correct
29 Correct 156 ms 134984 KB Output is correct
30 Correct 136 ms 134896 KB Output is correct
31 Correct 137 ms 134904 KB Output is correct
32 Correct 158 ms 134964 KB Output is correct
33 Correct 135 ms 135032 KB Output is correct
34 Correct 136 ms 134956 KB Output is correct
35 Correct 136 ms 135064 KB Output is correct
36 Correct 135 ms 135032 KB Output is correct
37 Correct 134 ms 135004 KB Output is correct
38 Correct 134 ms 135000 KB Output is correct
39 Correct 136 ms 134904 KB Output is correct
40 Correct 136 ms 135048 KB Output is correct
41 Correct 136 ms 134904 KB Output is correct
42 Correct 154 ms 135032 KB Output is correct
43 Correct 160 ms 134972 KB Output is correct
44 Correct 137 ms 135004 KB Output is correct
45 Correct 136 ms 135004 KB Output is correct
46 Correct 135 ms 134904 KB Output is correct
47 Correct 135 ms 134904 KB Output is correct
48 Correct 133 ms 134924 KB Output is correct
49 Correct 136 ms 135004 KB Output is correct
50 Correct 135 ms 134904 KB Output is correct
51 Correct 134 ms 135032 KB Output is correct
52 Correct 145 ms 135132 KB Output is correct
53 Correct 148 ms 135044 KB Output is correct
54 Correct 138 ms 135540 KB Output is correct
55 Correct 139 ms 135516 KB Output is correct
56 Correct 175 ms 139688 KB Output is correct
57 Correct 183 ms 139752 KB Output is correct
58 Correct 186 ms 139640 KB Output is correct
59 Correct 183 ms 140008 KB Output is correct
60 Correct 202 ms 139624 KB Output is correct
61 Incorrect 180 ms 139596 KB Output isn't correct
62 Halted 0 ms 0 KB -