oj.uz

Submission #599263

# Submission time Handle Problem Language Result Execution time Memory
599263 2022-07-19T12:09:47 Z daisy2 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 88 ms 16132 KB 
#include<iostream>
#include<vector>
#include "shoes.h"
using namespace std;
vector<int> v[300005];
const int ma=100005;
int fenwick[300005];
void update(int p,int v)
{
    for(int i=p;i<=200001;i+= i & -i)
    {
        fenwick[i]+=v;
    }
}
long long sum(long long x)
{
    long long r=0;
    for(int i=x;i>0;i -= i & -i)
    {
        r+=fenwick[i];
    }
    return r;
}
bool used[300005];
long long count_swaps(std::vector<int> s) {

    for(int i=s.size()-1;i>=0;i--)
    {
        if(v[ma+s[i]].empty()) v[ma+s[i]].push_back(0);
        v[ma+s[i]].push_back(i);
        v[ma+s[i]][0]++;
        update(i+1,1);
    }
    int in2;
    long long a=0;
    for(int i=0;i<s.size();i++)
    {
        if(used[i]) continue;

        in2=v[ma-s[i]][v[ma-s[i]][0]];v[ma-s[i]][0]--;
        v[ma+s[i]][0]--;
        used[in2]=1;

        a+=sum(in2)-sum(i+1);
        update(in2+1,-1);

        if(s[in2]<s[i]) a++;
    }
	return a;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:36:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   36 |     for(int i=0;i<s.size();i++)
      |                 ~^~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7380 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7380 KB Output is correct
3 Correct 4 ms 7380 KB Output is correct
4 Correct 4 ms 7380 KB Output is correct
5 Correct 4 ms 7380 KB Output is correct
6 Correct 4 ms 7380 KB Output is correct
7 Correct 3 ms 7380 KB Output is correct
8 Correct 4 ms 7380 KB Output is correct
9 Correct 4 ms 7380 KB Output is correct
10 Correct 4 ms 7380 KB Output is correct
11 Correct 4 ms 7380 KB Output is correct
12 Correct 4 ms 7380 KB Output is correct
13 Correct 4 ms 7380 KB Output is correct
14 Correct 4 ms 7380 KB Output is correct
15 Correct 5 ms 7380 KB Output is correct
16 Correct 4 ms 7380 KB Output is correct
17 Correct 4 ms 7380 KB Output is correct
18 Correct 5 ms 7380 KB Output is correct
19 Correct 4 ms 7380 KB Output is correct
20 Correct 4 ms 7380 KB Output is correct
21 Correct 4 ms 7380 KB Output is correct
22 Correct 6 ms 7380 KB Output is correct
23 Correct 5 ms 7380 KB Output is correct
24 Correct 4 ms 7380 KB Output is correct
25 Correct 3 ms 7380 KB Output is correct
26 Correct 4 ms 7380 KB Output is correct
27 Correct 4 ms 7380 KB Output is correct
28 Correct 3 ms 7380 KB Output is correct
29 Correct 4 ms 7380 KB Output is correct
30 Correct 3 ms 7380 KB Output is correct
31 Correct 4 ms 7304 KB Output is correct
32 Correct 4 ms 7380 KB Output is correct
33 Correct 4 ms 7380 KB Output is correct
34 Correct 3 ms 7380 KB Output is correct
35 Correct 4 ms 7380 KB Output is correct
36 Correct 4 ms 7380 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7380 KB Output is correct
3 Correct 5 ms 7380 KB Output is correct
4 Correct 4 ms 7380 KB Output is correct
5 Correct 4 ms 7380 KB Output is correct
6 Correct 4 ms 7268 KB Output is correct
7 Correct 5 ms 7380 KB Output is correct
8 Correct 4 ms 7380 KB Output is correct
9 Correct 3 ms 7380 KB Output is correct
10 Correct 4 ms 7380 KB Output is correct
11 Correct 4 ms 7380 KB Output is correct
12 Correct 4 ms 7380 KB Output is correct
13 Correct 4 ms 7380 KB Output is correct
14 Correct 4 ms 7380 KB Output is correct
15 Correct 4 ms 7380 KB Output is correct
16 Correct 4 ms 7380 KB Output is correct
17 Correct 4 ms 7348 KB Output is correct
18 Correct 4 ms 7380 KB Output is correct
19 Correct 4 ms 7296 KB Output is correct
20 Correct 7 ms 7708 KB Output is correct
21 Correct 7 ms 7764 KB Output is correct
22 Correct 39 ms 10676 KB Output is correct
23 Correct 41 ms 10808 KB Output is correct
24 Correct 34 ms 10728 KB Output is correct
25 Correct 32 ms 10688 KB Output is correct
26 Correct 33 ms 10816 KB Output is correct
27 Correct 31 ms 10844 KB Output is correct
28 Correct 32 ms 10724 KB Output is correct
29 Correct 31 ms 10704 KB Output is correct
30 Correct 30 ms 10700 KB Output is correct
31 Correct 35 ms 10700 KB Output is correct
32 Correct 31 ms 10704 KB Output is correct
33 Correct 37 ms 10648 KB Output is correct
34 Correct 36 ms 10704 KB Output is correct
35 Correct 4 ms 7380 KB Output is correct
36 Correct 4 ms 7380 KB Output is correct
37 Correct 32 ms 10704 KB Output is correct
38 Correct 32 ms 10744 KB Output is correct
39 Correct 31 ms 10708 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7380 KB Output is correct
3 Correct 4 ms 7380 KB Output is correct
4 Correct 6 ms 7380 KB Output is correct
5 Correct 65 ms 16028 KB Output is correct
6 Correct 43 ms 11340 KB Output is correct
7 Correct 56 ms 15948 KB Output is correct
8 Correct 33 ms 10736 KB Output is correct
9 Correct 62 ms 16004 KB Output is correct
10 Correct 59 ms 13004 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7380 KB Output is correct
3 Correct 4 ms 7380 KB Output is correct
4 Correct 4 ms 7380 KB Output is correct
5 Correct 4 ms 7380 KB Output is correct
6 Correct 4 ms 7380 KB Output is correct
7 Correct 3 ms 7380 KB Output is correct
8 Correct 4 ms 7380 KB Output is correct
9 Correct 4 ms 7380 KB Output is correct
10 Correct 4 ms 7380 KB Output is correct
11 Correct 4 ms 7380 KB Output is correct
12 Correct 4 ms 7380 KB Output is correct
13 Correct 4 ms 7380 KB Output is correct
14 Correct 4 ms 7380 KB Output is correct
15 Correct 5 ms 7380 KB Output is correct
16 Correct 4 ms 7380 KB Output is correct
17 Correct 4 ms 7380 KB Output is correct
18 Correct 5 ms 7380 KB Output is correct
19 Correct 4 ms 7380 KB Output is correct
20 Correct 4 ms 7380 KB Output is correct
21 Correct 4 ms 7380 KB Output is correct
22 Correct 6 ms 7380 KB Output is correct
23 Correct 5 ms 7380 KB Output is correct
24 Correct 4 ms 7380 KB Output is correct
25 Correct 3 ms 7380 KB Output is correct
26 Correct 4 ms 7380 KB Output is correct
27 Correct 4 ms 7380 KB Output is correct
28 Correct 3 ms 7380 KB Output is correct
29 Correct 4 ms 7380 KB Output is correct
30 Correct 3 ms 7380 KB Output is correct
31 Correct 4 ms 7304 KB Output is correct
32 Correct 4 ms 7380 KB Output is correct
33 Correct 4 ms 7380 KB Output is correct
34 Correct 3 ms 7380 KB Output is correct
35 Correct 4 ms 7380 KB Output is correct
36 Correct 4 ms 7380 KB Output is correct
37 Correct 4 ms 7380 KB Output is correct
38 Correct 5 ms 7380 KB Output is correct
39 Correct 4 ms 7380 KB Output is correct
40 Correct 5 ms 7380 KB Output is correct
41 Correct 5 ms 7380 KB Output is correct
42 Correct 5 ms 7380 KB Output is correct
43 Correct 5 ms 7380 KB Output is correct
44 Correct 4 ms 7380 KB Output is correct
45 Correct 6 ms 7400 KB Output is correct
46 Correct 6 ms 7380 KB Output is correct
47 Correct 4 ms 7348 KB Output is correct
48 Correct 5 ms 7380 KB Output is correct
49 Correct 4 ms 7380 KB Output is correct
50 Correct 4 ms 7380 KB Output is correct
51 Correct 4 ms 7380 KB Output is correct
52 Correct 5 ms 7380 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7380 KB Output is correct
3 Correct 4 ms 7380 KB Output is correct
4 Correct 4 ms 7380 KB Output is correct
5 Correct 4 ms 7380 KB Output is correct
6 Correct 4 ms 7380 KB Output is correct
7 Correct 3 ms 7380 KB Output is correct
8 Correct 4 ms 7380 KB Output is correct
9 Correct 4 ms 7380 KB Output is correct
10 Correct 4 ms 7380 KB Output is correct
11 Correct 4 ms 7380 KB Output is correct
12 Correct 4 ms 7380 KB Output is correct
13 Correct 4 ms 7380 KB Output is correct
14 Correct 4 ms 7380 KB Output is correct
15 Correct 5 ms 7380 KB Output is correct
16 Correct 4 ms 7380 KB Output is correct
17 Correct 4 ms 7380 KB Output is correct
18 Correct 5 ms 7380 KB Output is correct
19 Correct 4 ms 7380 KB Output is correct
20 Correct 4 ms 7380 KB Output is correct
21 Correct 4 ms 7380 KB Output is correct
22 Correct 6 ms 7380 KB Output is correct
23 Correct 5 ms 7380 KB Output is correct
24 Correct 4 ms 7380 KB Output is correct
25 Correct 3 ms 7380 KB Output is correct
26 Correct 4 ms 7380 KB Output is correct
27 Correct 4 ms 7380 KB Output is correct
28 Correct 3 ms 7380 KB Output is correct
29 Correct 4 ms 7380 KB Output is correct
30 Correct 3 ms 7380 KB Output is correct
31 Correct 4 ms 7304 KB Output is correct
32 Correct 4 ms 7380 KB Output is correct
33 Correct 4 ms 7380 KB Output is correct
34 Correct 3 ms 7380 KB Output is correct
35 Correct 4 ms 7380 KB Output is correct
36 Correct 4 ms 7380 KB Output is correct
37 Correct 5 ms 7380 KB Output is correct
38 Correct 4 ms 7380 KB Output is correct
39 Correct 4 ms 7380 KB Output is correct
40 Correct 4 ms 7268 KB Output is correct
41 Correct 5 ms 7380 KB Output is correct
42 Correct 4 ms 7380 KB Output is correct
43 Correct 3 ms 7380 KB Output is correct
44 Correct 4 ms 7380 KB Output is correct
45 Correct 4 ms 7380 KB Output is correct
46 Correct 4 ms 7380 KB Output is correct
47 Correct 4 ms 7380 KB Output is correct
48 Correct 4 ms 7380 KB Output is correct
49 Correct 4 ms 7380 KB Output is correct
50 Correct 4 ms 7380 KB Output is correct
51 Correct 4 ms 7348 KB Output is correct
52 Correct 4 ms 7380 KB Output is correct
53 Correct 4 ms 7296 KB Output is correct
54 Correct 7 ms 7708 KB Output is correct
55 Correct 7 ms 7764 KB Output is correct
56 Correct 39 ms 10676 KB Output is correct
57 Correct 41 ms 10808 KB Output is correct
58 Correct 34 ms 10728 KB Output is correct
59 Correct 32 ms 10688 KB Output is correct
60 Correct 33 ms 10816 KB Output is correct
61 Correct 31 ms 10844 KB Output is correct
62 Correct 32 ms 10724 KB Output is correct
63 Correct 31 ms 10704 KB Output is correct
64 Correct 30 ms 10700 KB Output is correct
65 Correct 35 ms 10700 KB Output is correct
66 Correct 31 ms 10704 KB Output is correct
67 Correct 37 ms 10648 KB Output is correct
68 Correct 36 ms 10704 KB Output is correct
69 Correct 4 ms 7380 KB Output is correct
70 Correct 4 ms 7380 KB Output is correct
71 Correct 32 ms 10704 KB Output is correct
72 Correct 32 ms 10744 KB Output is correct
73 Correct 31 ms 10708 KB Output is correct
74 Correct 4 ms 7380 KB Output is correct
75 Correct 4 ms 7380 KB Output is correct
76 Correct 4 ms 7380 KB Output is correct
77 Correct 6 ms 7380 KB Output is correct
78 Correct 65 ms 16028 KB Output is correct
79 Correct 43 ms 11340 KB Output is correct
80 Correct 56 ms 15948 KB Output is correct
81 Correct 33 ms 10736 KB Output is correct
82 Correct 62 ms 16004 KB Output is correct
83 Correct 59 ms 13004 KB Output is correct
84 Correct 4 ms 7380 KB Output is correct
85 Correct 5 ms 7380 KB Output is correct
86 Correct 4 ms 7380 KB Output is correct
87 Correct 5 ms 7380 KB Output is correct
88 Correct 5 ms 7380 KB Output is correct
89 Correct 5 ms 7380 KB Output is correct
90 Correct 5 ms 7380 KB Output is correct
91 Correct 4 ms 7380 KB Output is correct
92 Correct 6 ms 7400 KB Output is correct
93 Correct 6 ms 7380 KB Output is correct
94 Correct 4 ms 7348 KB Output is correct
95 Correct 5 ms 7380 KB Output is correct
96 Correct 4 ms 7380 KB Output is correct
97 Correct 4 ms 7380 KB Output is correct
98 Correct 4 ms 7380 KB Output is correct
99 Correct 5 ms 7380 KB Output is correct
100 Correct 4 ms 7380 KB Output is correct
101 Correct 8 ms 8148 KB Output is correct
102 Correct 9 ms 7812 KB Output is correct
103 Correct 88 ms 16080 KB Output is correct
104 Correct 69 ms 16132 KB Output is correct
105 Correct 66 ms 13456 KB Output is correct
106 Correct 56 ms 15948 KB Output is correct
107 Correct 51 ms 11564 KB Output is correct
108 Correct 62 ms 11980 KB Output is correct
109 Correct 33 ms 10996 KB Output is correct
110 Correct 33 ms 10696 KB Output is correct
111 Correct 64 ms 15308 KB Output is correct
112 Correct 74 ms 14744 KB Output is correct
113 Correct 57 ms 11464 KB Output is correct
114 Correct 68 ms 15948 KB Output is correct
115 Correct 67 ms 15948 KB Output is correct