oj.uz

Submission #152804

# Submission time Handle Problem Language Result Execution time Memory
152804 2019-09-09T15:18:53 Z tinjyu Arranging Shoes (IOI19_shoes) C++14
100 / 100
 130 ms 12920 KB 
#include "shoes.h"
#include <iostream>
using namespace std;
long long int tag[1000005],l,r,n,tree[1000005],map[1000005],road[1000005];
long long int change(int s,int e,int t)
{
	if(l<s || l>e)return tree[t];
	if(s==e)return tree[t]=1;
	return tree[t]=change(s,(s+e)/2,t*2)+change((s+e)/2+1,e,t*2+1);
}
long long int find(int s,int e,int t)
{
	if(l>e || r<s)return 0;
	if(l<=s && e<=r)return tree[t];
	return find(s,(s+e)/2,t*2)+find((s+e)/2+1,e,t*2+1);
}
long long count_swaps(std::vector<int> s) {
	n=s.size();
	n/=2;
	for(int i=0;i<=200000;i++)road[i]=-1;
	for(int i=2*n-1;i>=0;i--)
	{
		if(s[i]<0)
		{
			s[i]*=-1;
			s[i]+=200000;
		}
		map[i]=road[s[i]];
		road[s[i]]=i;
	}
	long long int ans=0;
	for(int i=0;i<2*n-1;i++)
	{
		if(tag[i]==1)continue;
		int st=road[s[i]];
		if(s[i]<=200000)ans++;
		tag[st]=1;
		road[s[i]]=map[road[s[i]]];
		int x=(s[i]+200000)%400000;
		int p=road[x];
		tag[p]=1;
		l=p;
		road[x]=map[road[x]];
		change(0,2*n-1,1);
		ans+=p-st-1;
		l=st+1;
		r=p-1;
		long long int tmp=find(0,2*n-1,1);
		ans-=tmp;
	}
	return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1912 KB Output is correct
2 Correct 3 ms 1912 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1912 KB Output is correct
2 Correct 3 ms 1912 KB Output is correct
3 Correct 3 ms 1912 KB Output is correct
4 Correct 3 ms 1912 KB Output is correct
5 Correct 3 ms 1912 KB Output is correct
6 Correct 3 ms 1912 KB Output is correct
7 Correct 3 ms 1912 KB Output is correct
8 Correct 3 ms 1912 KB Output is correct
9 Correct 3 ms 1912 KB Output is correct
10 Correct 3 ms 1912 KB Output is correct
11 Correct 3 ms 1912 KB Output is correct
12 Correct 3 ms 1940 KB Output is correct
13 Correct 3 ms 1916 KB Output is correct
14 Correct 3 ms 1912 KB Output is correct
15 Correct 3 ms 1912 KB Output is correct
16 Correct 3 ms 1912 KB Output is correct
17 Correct 3 ms 1912 KB Output is correct
18 Correct 3 ms 1912 KB Output is correct
19 Correct 3 ms 1912 KB Output is correct
20 Correct 3 ms 1916 KB Output is correct
21 Correct 4 ms 1916 KB Output is correct
22 Correct 3 ms 1912 KB Output is correct
23 Correct 3 ms 1912 KB Output is correct
24 Correct 3 ms 1912 KB Output is correct
25 Correct 3 ms 1912 KB Output is correct
26 Correct 3 ms 1912 KB Output is correct
27 Correct 3 ms 1912 KB Output is correct
28 Correct 3 ms 1912 KB Output is correct
29 Correct 3 ms 1912 KB Output is correct
30 Correct 3 ms 1912 KB Output is correct
31 Correct 3 ms 1912 KB Output is correct
32 Correct 3 ms 1912 KB Output is correct
33 Correct 3 ms 1912 KB Output is correct
34 Correct 3 ms 1912 KB Output is correct
35 Correct 4 ms 1912 KB Output is correct
36 Correct 3 ms 1912 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1912 KB Output is correct
2 Correct 3 ms 1912 KB Output is correct
3 Correct 3 ms 1912 KB Output is correct
4 Correct 3 ms 1912 KB Output is correct
5 Correct 3 ms 1912 KB Output is correct
6 Correct 3 ms 1912 KB Output is correct
7 Correct 3 ms 1912 KB Output is correct
8 Correct 3 ms 1912 KB Output is correct
9 Correct 3 ms 1912 KB Output is correct
10 Correct 3 ms 1912 KB Output is correct
11 Correct 3 ms 1912 KB Output is correct
12 Correct 3 ms 1912 KB Output is correct
13 Correct 3 ms 1916 KB Output is correct
14 Correct 3 ms 1912 KB Output is correct
15 Correct 3 ms 1912 KB Output is correct
16 Correct 3 ms 1912 KB Output is correct
17 Correct 4 ms 1912 KB Output is correct
18 Correct 4 ms 2040 KB Output is correct
19 Correct 4 ms 2040 KB Output is correct
20 Correct 10 ms 2936 KB Output is correct
21 Correct 10 ms 2936 KB Output is correct
22 Correct 76 ms 10744 KB Output is correct
23 Correct 66 ms 10744 KB Output is correct
24 Correct 73 ms 10744 KB Output is correct
25 Correct 79 ms 8740 KB Output is correct
26 Correct 80 ms 10760 KB Output is correct
27 Correct 63 ms 10744 KB Output is correct
28 Correct 75 ms 8696 KB Output is correct
29 Correct 76 ms 8824 KB Output is correct
30 Correct 76 ms 8696 KB Output is correct
31 Correct 77 ms 10744 KB Output is correct
32 Correct 76 ms 8700 KB Output is correct
33 Correct 74 ms 8700 KB Output is correct
34 Correct 76 ms 8696 KB Output is correct
35 Correct 3 ms 1912 KB Output is correct
36 Correct 3 ms 1912 KB Output is correct
37 Correct 77 ms 8668 KB Output is correct
38 Correct 84 ms 8696 KB Output is correct
39 Correct 76 ms 8840 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1912 KB Output is correct
2 Correct 3 ms 1912 KB Output is correct
3 Correct 3 ms 1912 KB Output is correct
4 Correct 3 ms 1912 KB Output is correct
5 Correct 91 ms 9464 KB Output is correct
6 Correct 88 ms 9528 KB Output is correct
7 Correct 90 ms 9452 KB Output is correct
8 Correct 80 ms 8696 KB Output is correct
9 Correct 91 ms 9472 KB Output is correct
10 Correct 93 ms 10760 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1912 KB Output is correct
2 Correct 3 ms 1912 KB Output is correct
3 Correct 3 ms 1912 KB Output is correct
4 Correct 3 ms 1912 KB Output is correct
5 Correct 3 ms 1912 KB Output is correct
6 Correct 3 ms 1912 KB Output is correct
7 Correct 3 ms 1912 KB Output is correct
8 Correct 3 ms 1912 KB Output is correct
9 Correct 3 ms 1912 KB Output is correct
10 Correct 3 ms 1912 KB Output is correct
11 Correct 3 ms 1912 KB Output is correct
12 Correct 3 ms 1940 KB Output is correct
13 Correct 3 ms 1916 KB Output is correct
14 Correct 3 ms 1912 KB Output is correct
15 Correct 3 ms 1912 KB Output is correct
16 Correct 3 ms 1912 KB Output is correct
17 Correct 3 ms 1912 KB Output is correct
18 Correct 3 ms 1912 KB Output is correct
19 Correct 3 ms 1912 KB Output is correct
20 Correct 3 ms 1916 KB Output is correct
21 Correct 4 ms 1916 KB Output is correct
22 Correct 3 ms 1912 KB Output is correct
23 Correct 3 ms 1912 KB Output is correct
24 Correct 3 ms 1912 KB Output is correct
25 Correct 3 ms 1912 KB Output is correct
26 Correct 3 ms 1912 KB Output is correct
27 Correct 3 ms 1912 KB Output is correct
28 Correct 3 ms 1912 KB Output is correct
29 Correct 3 ms 1912 KB Output is correct
30 Correct 3 ms 1912 KB Output is correct
31 Correct 3 ms 1912 KB Output is correct
32 Correct 3 ms 1912 KB Output is correct
33 Correct 3 ms 1912 KB Output is correct
34 Correct 3 ms 1912 KB Output is correct
35 Correct 4 ms 1912 KB Output is correct
36 Correct 3 ms 1912 KB Output is correct
37 Correct 3 ms 1912 KB Output is correct
38 Correct 3 ms 1912 KB Output is correct
39 Correct 3 ms 1912 KB Output is correct
40 Correct 3 ms 1912 KB Output is correct
41 Correct 4 ms 2040 KB Output is correct
42 Correct 4 ms 1912 KB Output is correct
43 Correct 4 ms 2040 KB Output is correct
44 Correct 4 ms 2040 KB Output is correct
45 Correct 4 ms 2044 KB Output is correct
46 Correct 4 ms 1912 KB Output is correct
47 Correct 4 ms 2040 KB Output is correct
48 Correct 4 ms 2040 KB Output is correct
49 Correct 4 ms 2040 KB Output is correct
50 Correct 4 ms 2040 KB Output is correct
51 Correct 4 ms 1912 KB Output is correct
52 Correct 4 ms 1912 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1912 KB Output is correct
2 Correct 3 ms 1912 KB Output is correct
3 Correct 3 ms 1912 KB Output is correct
4 Correct 3 ms 1912 KB Output is correct
5 Correct 3 ms 1912 KB Output is correct
6 Correct 3 ms 1912 KB Output is correct
7 Correct 3 ms 1912 KB Output is correct
8 Correct 3 ms 1912 KB Output is correct
9 Correct 3 ms 1912 KB Output is correct
10 Correct 3 ms 1912 KB Output is correct
11 Correct 3 ms 1912 KB Output is correct
12 Correct 3 ms 1940 KB Output is correct
13 Correct 3 ms 1916 KB Output is correct
14 Correct 3 ms 1912 KB Output is correct
15 Correct 3 ms 1912 KB Output is correct
16 Correct 3 ms 1912 KB Output is correct
17 Correct 3 ms 1912 KB Output is correct
18 Correct 3 ms 1912 KB Output is correct
19 Correct 3 ms 1912 KB Output is correct
20 Correct 3 ms 1916 KB Output is correct
21 Correct 4 ms 1916 KB Output is correct
22 Correct 3 ms 1912 KB Output is correct
23 Correct 3 ms 1912 KB Output is correct
24 Correct 3 ms 1912 KB Output is correct
25 Correct 3 ms 1912 KB Output is correct
26 Correct 3 ms 1912 KB Output is correct
27 Correct 3 ms 1912 KB Output is correct
28 Correct 3 ms 1912 KB Output is correct
29 Correct 3 ms 1912 KB Output is correct
30 Correct 3 ms 1912 KB Output is correct
31 Correct 3 ms 1912 KB Output is correct
32 Correct 3 ms 1912 KB Output is correct
33 Correct 3 ms 1912 KB Output is correct
34 Correct 3 ms 1912 KB Output is correct
35 Correct 4 ms 1912 KB Output is correct
36 Correct 3 ms 1912 KB Output is correct
37 Correct 3 ms 1912 KB Output is correct
38 Correct 3 ms 1912 KB Output is correct
39 Correct 3 ms 1912 KB Output is correct
40 Correct 3 ms 1912 KB Output is correct
41 Correct 3 ms 1912 KB Output is correct
42 Correct 3 ms 1912 KB Output is correct
43 Correct 3 ms 1912 KB Output is correct
44 Correct 3 ms 1912 KB Output is correct
45 Correct 3 ms 1912 KB Output is correct
46 Correct 3 ms 1912 KB Output is correct
47 Correct 3 ms 1916 KB Output is correct
48 Correct 3 ms 1912 KB Output is correct
49 Correct 3 ms 1912 KB Output is correct
50 Correct 3 ms 1912 KB Output is correct
51 Correct 4 ms 1912 KB Output is correct
52 Correct 4 ms 2040 KB Output is correct
53 Correct 4 ms 2040 KB Output is correct
54 Correct 10 ms 2936 KB Output is correct
55 Correct 10 ms 2936 KB Output is correct
56 Correct 76 ms 10744 KB Output is correct
57 Correct 66 ms 10744 KB Output is correct
58 Correct 73 ms 10744 KB Output is correct
59 Correct 79 ms 8740 KB Output is correct
60 Correct 80 ms 10760 KB Output is correct
61 Correct 63 ms 10744 KB Output is correct
62 Correct 75 ms 8696 KB Output is correct
63 Correct 76 ms 8824 KB Output is correct
64 Correct 76 ms 8696 KB Output is correct
65 Correct 77 ms 10744 KB Output is correct
66 Correct 76 ms 8700 KB Output is correct
67 Correct 74 ms 8700 KB Output is correct
68 Correct 76 ms 8696 KB Output is correct
69 Correct 3 ms 1912 KB Output is correct
70 Correct 3 ms 1912 KB Output is correct
71 Correct 77 ms 8668 KB Output is correct
72 Correct 84 ms 8696 KB Output is correct
73 Correct 76 ms 8840 KB Output is correct
74 Correct 3 ms 1912 KB Output is correct
75 Correct 3 ms 1912 KB Output is correct
76 Correct 3 ms 1912 KB Output is correct
77 Correct 3 ms 1912 KB Output is correct
78 Correct 91 ms 9464 KB Output is correct
79 Correct 88 ms 9528 KB Output is correct
80 Correct 90 ms 9452 KB Output is correct
81 Correct 80 ms 8696 KB Output is correct
82 Correct 91 ms 9472 KB Output is correct
83 Correct 93 ms 10760 KB Output is correct
84 Correct 3 ms 1912 KB Output is correct
85 Correct 3 ms 1912 KB Output is correct
86 Correct 3 ms 1912 KB Output is correct
87 Correct 3 ms 1912 KB Output is correct
88 Correct 4 ms 2040 KB Output is correct
89 Correct 4 ms 1912 KB Output is correct
90 Correct 4 ms 2040 KB Output is correct
91 Correct 4 ms 2040 KB Output is correct
92 Correct 4 ms 2044 KB Output is correct
93 Correct 4 ms 1912 KB Output is correct
94 Correct 4 ms 2040 KB Output is correct
95 Correct 4 ms 2040 KB Output is correct
96 Correct 4 ms 2040 KB Output is correct
97 Correct 4 ms 2040 KB Output is correct
98 Correct 4 ms 1912 KB Output is correct
99 Correct 4 ms 1912 KB Output is correct
100 Correct 4 ms 2040 KB Output is correct
101 Correct 12 ms 3064 KB Output is correct
102 Correct 12 ms 3064 KB Output is correct
103 Correct 130 ms 12920 KB Output is correct
104 Correct 77 ms 12792 KB Output is correct
105 Correct 96 ms 12764 KB Output is correct
106 Correct 90 ms 10744 KB Output is correct
107 Correct 87 ms 12688 KB Output is correct
108 Correct 76 ms 12792 KB Output is correct
109 Correct 78 ms 9976 KB Output is correct
110 Correct 74 ms 9972 KB Output is correct
111 Correct 91 ms 10744 KB Output is correct
112 Correct 116 ms 12892 KB Output is correct
113 Correct 113 ms 10744 KB Output is correct
114 Correct 93 ms 10744 KB Output is correct
115 Correct 89 ms 10708 KB Output is correct