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Submission #963546

# Submission time Handle Problem Language Result Execution time Memory
963546 2024-04-15T09:47:29 Z maxFedorchuk Arranging Shoes (IOI19_shoes) C++17
100 / 100
 177 ms 279632 KB 
#include <bits/stdc++.h>

#include "shoes.h"

using namespace std;

const long long MX=2e5+5;

queue < long long > st[2*MX];
long long fen[2*MX],a[2*MX];

long long n;

void upd(long long in,long long zn)
{
    while(in<=n)
    {
        fen[in]+=zn;
        in|=(in+1);
    }
}

long long fget(long long in)
{
    long long rt=0;
    while(in>0)
    {
        rt+=fen[in];
        in=(in&(in+1))-1;
    }
    return rt;
}

long long count_swaps(vector<int> s) 
{
    n=s.size();

    for(long long i=0;i<n;i++)
    {
        a[i+1]=s[i];
    }

    for(long long i=1;i<=n;i++)
    {
        upd(i,1);
    }

    long long ans=0;
    for(long long i=1;i<=n;i++)
    {
        if(!st[MX-a[i]].empty())
        {
            long long l=st[MX-a[i]].front();
            st[MX-a[i]].pop();

            ans+=fget(i)-fget(l)-(a[i]>0);

            upd(i,-1);
            upd(l,1);
        }
        else
        {
            st[MX+a[i]].push(i);
        }
    }

    return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 273600 KB Output is correct
2 Correct 124 ms 273620 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 273600 KB Output is correct
2 Correct 124 ms 273620 KB Output is correct
3 Correct 126 ms 273744 KB Output is correct
4 Correct 127 ms 273604 KB Output is correct
5 Correct 133 ms 273704 KB Output is correct
6 Correct 127 ms 273720 KB Output is correct
7 Correct 123 ms 273500 KB Output is correct
8 Correct 127 ms 273540 KB Output is correct
9 Correct 122 ms 273496 KB Output is correct
10 Correct 126 ms 273596 KB Output is correct
11 Correct 121 ms 273744 KB Output is correct
12 Correct 122 ms 273716 KB Output is correct
13 Correct 127 ms 273768 KB Output is correct
14 Correct 126 ms 273584 KB Output is correct
15 Correct 125 ms 273536 KB Output is correct
16 Correct 123 ms 273744 KB Output is correct
17 Correct 139 ms 273488 KB Output is correct
18 Correct 126 ms 273492 KB Output is correct
19 Correct 121 ms 273532 KB Output is correct
20 Correct 131 ms 273624 KB Output is correct
21 Correct 125 ms 273704 KB Output is correct
22 Correct 120 ms 273744 KB Output is correct
23 Correct 129 ms 273524 KB Output is correct
24 Correct 138 ms 273584 KB Output is correct
25 Correct 122 ms 273568 KB Output is correct
26 Correct 129 ms 273744 KB Output is correct
27 Correct 127 ms 273744 KB Output is correct
28 Correct 125 ms 273552 KB Output is correct
29 Correct 125 ms 273664 KB Output is correct
30 Correct 121 ms 273668 KB Output is correct
31 Correct 133 ms 273500 KB Output is correct
32 Correct 124 ms 273540 KB Output is correct
33 Correct 137 ms 273532 KB Output is correct
34 Correct 120 ms 273540 KB Output is correct
35 Correct 125 ms 273596 KB Output is correct
36 Correct 134 ms 273720 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 273600 KB Output is correct
2 Correct 124 ms 273620 KB Output is correct
3 Correct 123 ms 273744 KB Output is correct
4 Correct 128 ms 273492 KB Output is correct
5 Correct 124 ms 273696 KB Output is correct
6 Correct 122 ms 273724 KB Output is correct
7 Correct 127 ms 273508 KB Output is correct
8 Correct 120 ms 273560 KB Output is correct
9 Correct 127 ms 273572 KB Output is correct
10 Correct 123 ms 273724 KB Output is correct
11 Correct 124 ms 273492 KB Output is correct
12 Correct 124 ms 273572 KB Output is correct
13 Correct 138 ms 273752 KB Output is correct
14 Correct 128 ms 273524 KB Output is correct
15 Correct 127 ms 273608 KB Output is correct
16 Correct 137 ms 273492 KB Output is correct
17 Correct 125 ms 273508 KB Output is correct
18 Correct 127 ms 273744 KB Output is correct
19 Correct 149 ms 273756 KB Output is correct
20 Correct 127 ms 273912 KB Output is correct
21 Correct 124 ms 274004 KB Output is correct
22 Correct 154 ms 278768 KB Output is correct
23 Correct 147 ms 279096 KB Output is correct
24 Correct 146 ms 278812 KB Output is correct
25 Correct 155 ms 279396 KB Output is correct
26 Correct 175 ms 278624 KB Output is correct
27 Correct 155 ms 278432 KB Output is correct
28 Correct 165 ms 279632 KB Output is correct
29 Correct 167 ms 279452 KB Output is correct
30 Correct 168 ms 279380 KB Output is correct
31 Correct 155 ms 278608 KB Output is correct
32 Correct 162 ms 279472 KB Output is correct
33 Correct 157 ms 279380 KB Output is correct
34 Correct 158 ms 279424 KB Output is correct
35 Correct 125 ms 273488 KB Output is correct
36 Correct 144 ms 273632 KB Output is correct
37 Correct 165 ms 279380 KB Output is correct
38 Correct 158 ms 279500 KB Output is correct
39 Correct 159 ms 279388 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 273656 KB Output is correct
2 Correct 134 ms 273600 KB Output is correct
3 Correct 130 ms 273492 KB Output is correct
4 Correct 126 ms 273540 KB Output is correct
5 Correct 171 ms 278608 KB Output is correct
6 Correct 156 ms 278616 KB Output is correct
7 Correct 175 ms 278948 KB Output is correct
8 Correct 160 ms 279608 KB Output is correct
9 Correct 175 ms 278740 KB Output is correct
10 Correct 173 ms 278808 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 273600 KB Output is correct
2 Correct 124 ms 273620 KB Output is correct
3 Correct 126 ms 273744 KB Output is correct
4 Correct 127 ms 273604 KB Output is correct
5 Correct 133 ms 273704 KB Output is correct
6 Correct 127 ms 273720 KB Output is correct
7 Correct 123 ms 273500 KB Output is correct
8 Correct 127 ms 273540 KB Output is correct
9 Correct 122 ms 273496 KB Output is correct
10 Correct 126 ms 273596 KB Output is correct
11 Correct 121 ms 273744 KB Output is correct
12 Correct 122 ms 273716 KB Output is correct
13 Correct 127 ms 273768 KB Output is correct
14 Correct 126 ms 273584 KB Output is correct
15 Correct 125 ms 273536 KB Output is correct
16 Correct 123 ms 273744 KB Output is correct
17 Correct 139 ms 273488 KB Output is correct
18 Correct 126 ms 273492 KB Output is correct
19 Correct 121 ms 273532 KB Output is correct
20 Correct 131 ms 273624 KB Output is correct
21 Correct 125 ms 273704 KB Output is correct
22 Correct 120 ms 273744 KB Output is correct
23 Correct 129 ms 273524 KB Output is correct
24 Correct 138 ms 273584 KB Output is correct
25 Correct 122 ms 273568 KB Output is correct
26 Correct 129 ms 273744 KB Output is correct
27 Correct 127 ms 273744 KB Output is correct
28 Correct 125 ms 273552 KB Output is correct
29 Correct 125 ms 273664 KB Output is correct
30 Correct 121 ms 273668 KB Output is correct
31 Correct 133 ms 273500 KB Output is correct
32 Correct 124 ms 273540 KB Output is correct
33 Correct 137 ms 273532 KB Output is correct
34 Correct 120 ms 273540 KB Output is correct
35 Correct 125 ms 273596 KB Output is correct
36 Correct 134 ms 273720 KB Output is correct
37 Correct 127 ms 273616 KB Output is correct
38 Correct 126 ms 273692 KB Output is correct
39 Correct 126 ms 273744 KB Output is correct
40 Correct 131 ms 273488 KB Output is correct
41 Correct 124 ms 273748 KB Output is correct
42 Correct 154 ms 273748 KB Output is correct
43 Correct 125 ms 273744 KB Output is correct
44 Correct 133 ms 273744 KB Output is correct
45 Correct 130 ms 273624 KB Output is correct
46 Correct 132 ms 273784 KB Output is correct
47 Correct 134 ms 273768 KB Output is correct
48 Correct 127 ms 273748 KB Output is correct
49 Correct 125 ms 273652 KB Output is correct
50 Correct 129 ms 273744 KB Output is correct
51 Correct 138 ms 273700 KB Output is correct
52 Correct 131 ms 273748 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 273600 KB Output is correct
2 Correct 124 ms 273620 KB Output is correct
3 Correct 126 ms 273744 KB Output is correct
4 Correct 127 ms 273604 KB Output is correct
5 Correct 133 ms 273704 KB Output is correct
6 Correct 127 ms 273720 KB Output is correct
7 Correct 123 ms 273500 KB Output is correct
8 Correct 127 ms 273540 KB Output is correct
9 Correct 122 ms 273496 KB Output is correct
10 Correct 126 ms 273596 KB Output is correct
11 Correct 121 ms 273744 KB Output is correct
12 Correct 122 ms 273716 KB Output is correct
13 Correct 127 ms 273768 KB Output is correct
14 Correct 126 ms 273584 KB Output is correct
15 Correct 125 ms 273536 KB Output is correct
16 Correct 123 ms 273744 KB Output is correct
17 Correct 139 ms 273488 KB Output is correct
18 Correct 126 ms 273492 KB Output is correct
19 Correct 121 ms 273532 KB Output is correct
20 Correct 131 ms 273624 KB Output is correct
21 Correct 125 ms 273704 KB Output is correct
22 Correct 120 ms 273744 KB Output is correct
23 Correct 129 ms 273524 KB Output is correct
24 Correct 138 ms 273584 KB Output is correct
25 Correct 122 ms 273568 KB Output is correct
26 Correct 129 ms 273744 KB Output is correct
27 Correct 127 ms 273744 KB Output is correct
28 Correct 125 ms 273552 KB Output is correct
29 Correct 125 ms 273664 KB Output is correct
30 Correct 121 ms 273668 KB Output is correct
31 Correct 133 ms 273500 KB Output is correct
32 Correct 124 ms 273540 KB Output is correct
33 Correct 137 ms 273532 KB Output is correct
34 Correct 120 ms 273540 KB Output is correct
35 Correct 125 ms 273596 KB Output is correct
36 Correct 134 ms 273720 KB Output is correct
37 Correct 123 ms 273744 KB Output is correct
38 Correct 128 ms 273492 KB Output is correct
39 Correct 124 ms 273696 KB Output is correct
40 Correct 122 ms 273724 KB Output is correct
41 Correct 127 ms 273508 KB Output is correct
42 Correct 120 ms 273560 KB Output is correct
43 Correct 127 ms 273572 KB Output is correct
44 Correct 123 ms 273724 KB Output is correct
45 Correct 124 ms 273492 KB Output is correct
46 Correct 124 ms 273572 KB Output is correct
47 Correct 138 ms 273752 KB Output is correct
48 Correct 128 ms 273524 KB Output is correct
49 Correct 127 ms 273608 KB Output is correct
50 Correct 137 ms 273492 KB Output is correct
51 Correct 125 ms 273508 KB Output is correct
52 Correct 127 ms 273744 KB Output is correct
53 Correct 149 ms 273756 KB Output is correct
54 Correct 127 ms 273912 KB Output is correct
55 Correct 124 ms 274004 KB Output is correct
56 Correct 154 ms 278768 KB Output is correct
57 Correct 147 ms 279096 KB Output is correct
58 Correct 146 ms 278812 KB Output is correct
59 Correct 155 ms 279396 KB Output is correct
60 Correct 175 ms 278624 KB Output is correct
61 Correct 155 ms 278432 KB Output is correct
62 Correct 165 ms 279632 KB Output is correct
63 Correct 167 ms 279452 KB Output is correct
64 Correct 168 ms 279380 KB Output is correct
65 Correct 155 ms 278608 KB Output is correct
66 Correct 162 ms 279472 KB Output is correct
67 Correct 157 ms 279380 KB Output is correct
68 Correct 158 ms 279424 KB Output is correct
69 Correct 125 ms 273488 KB Output is correct
70 Correct 144 ms 273632 KB Output is correct
71 Correct 165 ms 279380 KB Output is correct
72 Correct 158 ms 279500 KB Output is correct
73 Correct 159 ms 279388 KB Output is correct
74 Correct 129 ms 273656 KB Output is correct
75 Correct 134 ms 273600 KB Output is correct
76 Correct 130 ms 273492 KB Output is correct
77 Correct 126 ms 273540 KB Output is correct
78 Correct 171 ms 278608 KB Output is correct
79 Correct 156 ms 278616 KB Output is correct
80 Correct 175 ms 278948 KB Output is correct
81 Correct 160 ms 279608 KB Output is correct
82 Correct 175 ms 278740 KB Output is correct
83 Correct 173 ms 278808 KB Output is correct
84 Correct 127 ms 273616 KB Output is correct
85 Correct 126 ms 273692 KB Output is correct
86 Correct 126 ms 273744 KB Output is correct
87 Correct 131 ms 273488 KB Output is correct
88 Correct 124 ms 273748 KB Output is correct
89 Correct 154 ms 273748 KB Output is correct
90 Correct 125 ms 273744 KB Output is correct
91 Correct 133 ms 273744 KB Output is correct
92 Correct 130 ms 273624 KB Output is correct
93 Correct 132 ms 273784 KB Output is correct
94 Correct 134 ms 273768 KB Output is correct
95 Correct 127 ms 273748 KB Output is correct
96 Correct 125 ms 273652 KB Output is correct
97 Correct 129 ms 273744 KB Output is correct
98 Correct 138 ms 273700 KB Output is correct
99 Correct 131 ms 273748 KB Output is correct
100 Correct 148 ms 273540 KB Output is correct
101 Correct 133 ms 274068 KB Output is correct
102 Correct 136 ms 274132 KB Output is correct
103 Correct 176 ms 278584 KB Output is correct
104 Correct 177 ms 278604 KB Output is correct
105 Correct 166 ms 278684 KB Output is correct
106 Correct 167 ms 278632 KB Output is correct
107 Correct 175 ms 278628 KB Output is correct
108 Correct 157 ms 278612 KB Output is correct
109 Correct 174 ms 279632 KB Output is correct
110 Correct 164 ms 279372 KB Output is correct
111 Correct 171 ms 278612 KB Output is correct
112 Correct 173 ms 278760 KB Output is correct
113 Correct 169 ms 278636 KB Output is correct
114 Correct 167 ms 278712 KB Output is correct
115 Correct 172 ms 278604 KB Output is correct