oj.uz

Submission #352363

# Submission time Handle Problem Language Result Execution time Memory
352363 2021-01-20T16:27:41 Z David_M Arranging Shoes (IOI19_shoes) C++14
100 / 100
 180 ms 14444 KB 
#include "shoes.h"
#include <bits/stdc++.h>
#define ll long long
using namespace std;
ll f[300005],b[300005],c[300005],o=1,N;
void upd(int x){for(;x<=2*N;x+=x&(-x))f[x]+=o;}
ll get(int x, ll Ans=0){for(;x;x-=x&(-x))Ans+=f[x];return Ans;}
long long count_swaps(vector<int> s){
	ll x,ans=0;
	map<ll, ll> a;
	N=(int)s.size()/2;
	vector<ll>ss(2*N);
	for (int i=0; i<2*N; i++){
		c[s[i]+2*N]++;
		if(s[i]<0)ss[i]=-(c[s[i]+2*N]<<20)+s[i];
		else ss[i]=(c[s[i]+2*N]<<20)+s[i];
	}
	for (int i=0; i<2*N; i++)a[abs(ss[i])]=i,upd(i+1); o=-1;
//	for (int i=0; i<2*N; i++)cout<<s[i]<<" ";
	for (int i=0; i<2*N; i++)if(!b[i+1])x=a[abs(ss[i])]+1,b[x]=1,ans+=get(x-1)-get(i)-(ss[i]<0),upd(x);
	return ans;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:18:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   18 |  for (int i=0; i<2*N; i++)a[abs(ss[i])]=i,upd(i+1); o=-1;
      |  ^~~
shoes.cpp:18:53: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   18 |  for (int i=0; i<2*N; i++)a[abs(ss[i])]=i,upd(i+1); o=-1;
      |                                                     ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 0 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 0 ms 364 KB Output is correct
10 Correct 0 ms 364 KB Output is correct
11 Correct 0 ms 364 KB Output is correct
12 Correct 0 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 0 ms 364 KB Output is correct
17 Correct 0 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 0 ms 364 KB Output is correct
20 Correct 0 ms 364 KB Output is correct
21 Correct 0 ms 364 KB Output is correct
22 Correct 0 ms 364 KB Output is correct
23 Correct 0 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 0 ms 364 KB Output is correct
26 Correct 0 ms 364 KB Output is correct
27 Correct 0 ms 364 KB Output is correct
28 Correct 0 ms 364 KB Output is correct
29 Correct 0 ms 364 KB Output is correct
30 Correct 0 ms 364 KB Output is correct
31 Correct 1 ms 492 KB Output is correct
32 Correct 0 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 0 ms 364 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 0 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 0 ms 364 KB Output is correct
8 Correct 0 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 0 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 0 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 492 KB Output is correct
19 Correct 1 ms 492 KB Output is correct
20 Correct 8 ms 1644 KB Output is correct
21 Correct 8 ms 1644 KB Output is correct
22 Correct 91 ms 12908 KB Output is correct
23 Correct 86 ms 12908 KB Output is correct
24 Correct 89 ms 12908 KB Output is correct
25 Correct 83 ms 12012 KB Output is correct
26 Correct 88 ms 13036 KB Output is correct
27 Correct 86 ms 13036 KB Output is correct
28 Correct 84 ms 12268 KB Output is correct
29 Correct 84 ms 12216 KB Output is correct
30 Correct 83 ms 12268 KB Output is correct
31 Correct 89 ms 13036 KB Output is correct
32 Correct 83 ms 12396 KB Output is correct
33 Correct 82 ms 12140 KB Output is correct
34 Correct 87 ms 12140 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 1 ms 364 KB Output is correct
37 Correct 82 ms 12140 KB Output is correct
38 Correct 83 ms 12140 KB Output is correct
39 Correct 92 ms 12140 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 161 ms 13676 KB Output is correct
6 Correct 171 ms 13676 KB Output is correct
7 Correct 159 ms 13676 KB Output is correct
8 Correct 78 ms 12140 KB Output is correct
9 Correct 160 ms 13804 KB Output is correct
10 Correct 163 ms 13804 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 0 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 0 ms 364 KB Output is correct
10 Correct 0 ms 364 KB Output is correct
11 Correct 0 ms 364 KB Output is correct
12 Correct 0 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 0 ms 364 KB Output is correct
17 Correct 0 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 0 ms 364 KB Output is correct
20 Correct 0 ms 364 KB Output is correct
21 Correct 0 ms 364 KB Output is correct
22 Correct 0 ms 364 KB Output is correct
23 Correct 0 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 0 ms 364 KB Output is correct
26 Correct 0 ms 364 KB Output is correct
27 Correct 0 ms 364 KB Output is correct
28 Correct 0 ms 364 KB Output is correct
29 Correct 0 ms 364 KB Output is correct
30 Correct 0 ms 364 KB Output is correct
31 Correct 1 ms 492 KB Output is correct
32 Correct 0 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 0 ms 364 KB Output is correct
37 Correct 1 ms 364 KB Output is correct
38 Correct 1 ms 364 KB Output is correct
39 Correct 1 ms 364 KB Output is correct
40 Correct 1 ms 364 KB Output is correct
41 Correct 1 ms 492 KB Output is correct
42 Correct 1 ms 492 KB Output is correct
43 Correct 1 ms 492 KB Output is correct
44 Correct 1 ms 492 KB Output is correct
45 Correct 1 ms 492 KB Output is correct
46 Correct 1 ms 492 KB Output is correct
47 Correct 1 ms 492 KB Output is correct
48 Correct 1 ms 492 KB Output is correct
49 Correct 1 ms 492 KB Output is correct
50 Correct 1 ms 492 KB Output is correct
51 Correct 1 ms 492 KB Output is correct
52 Correct 1 ms 492 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 0 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 0 ms 364 KB Output is correct
10 Correct 0 ms 364 KB Output is correct
11 Correct 0 ms 364 KB Output is correct
12 Correct 0 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 0 ms 364 KB Output is correct
17 Correct 0 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 0 ms 364 KB Output is correct
20 Correct 0 ms 364 KB Output is correct
21 Correct 0 ms 364 KB Output is correct
22 Correct 0 ms 364 KB Output is correct
23 Correct 0 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 0 ms 364 KB Output is correct
26 Correct 0 ms 364 KB Output is correct
27 Correct 0 ms 364 KB Output is correct
28 Correct 0 ms 364 KB Output is correct
29 Correct 0 ms 364 KB Output is correct
30 Correct 0 ms 364 KB Output is correct
31 Correct 1 ms 492 KB Output is correct
32 Correct 0 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 0 ms 364 KB Output is correct
37 Correct 0 ms 364 KB Output is correct
38 Correct 0 ms 364 KB Output is correct
39 Correct 1 ms 364 KB Output is correct
40 Correct 1 ms 364 KB Output is correct
41 Correct 0 ms 364 KB Output is correct
42 Correct 0 ms 364 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 0 ms 364 KB Output is correct
45 Correct 1 ms 364 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 0 ms 364 KB Output is correct
48 Correct 1 ms 364 KB Output is correct
49 Correct 1 ms 364 KB Output is correct
50 Correct 1 ms 364 KB Output is correct
51 Correct 1 ms 364 KB Output is correct
52 Correct 1 ms 492 KB Output is correct
53 Correct 1 ms 492 KB Output is correct
54 Correct 8 ms 1644 KB Output is correct
55 Correct 8 ms 1644 KB Output is correct
56 Correct 91 ms 12908 KB Output is correct
57 Correct 86 ms 12908 KB Output is correct
58 Correct 89 ms 12908 KB Output is correct
59 Correct 83 ms 12012 KB Output is correct
60 Correct 88 ms 13036 KB Output is correct
61 Correct 86 ms 13036 KB Output is correct
62 Correct 84 ms 12268 KB Output is correct
63 Correct 84 ms 12216 KB Output is correct
64 Correct 83 ms 12268 KB Output is correct
65 Correct 89 ms 13036 KB Output is correct
66 Correct 83 ms 12396 KB Output is correct
67 Correct 82 ms 12140 KB Output is correct
68 Correct 87 ms 12140 KB Output is correct
69 Correct 1 ms 364 KB Output is correct
70 Correct 1 ms 364 KB Output is correct
71 Correct 82 ms 12140 KB Output is correct
72 Correct 83 ms 12140 KB Output is correct
73 Correct 92 ms 12140 KB Output is correct
74 Correct 1 ms 364 KB Output is correct
75 Correct 0 ms 364 KB Output is correct
76 Correct 1 ms 364 KB Output is correct
77 Correct 1 ms 364 KB Output is correct
78 Correct 161 ms 13676 KB Output is correct
79 Correct 171 ms 13676 KB Output is correct
80 Correct 159 ms 13676 KB Output is correct
81 Correct 78 ms 12140 KB Output is correct
82 Correct 160 ms 13804 KB Output is correct
83 Correct 163 ms 13804 KB Output is correct
84 Correct 1 ms 364 KB Output is correct
85 Correct 1 ms 364 KB Output is correct
86 Correct 1 ms 364 KB Output is correct
87 Correct 1 ms 364 KB Output is correct
88 Correct 1 ms 492 KB Output is correct
89 Correct 1 ms 492 KB Output is correct
90 Correct 1 ms 492 KB Output is correct
91 Correct 1 ms 492 KB Output is correct
92 Correct 1 ms 492 KB Output is correct
93 Correct 1 ms 492 KB Output is correct
94 Correct 1 ms 492 KB Output is correct
95 Correct 1 ms 492 KB Output is correct
96 Correct 1 ms 492 KB Output is correct
97 Correct 1 ms 492 KB Output is correct
98 Correct 1 ms 492 KB Output is correct
99 Correct 1 ms 492 KB Output is correct
100 Correct 2 ms 492 KB Output is correct
101 Correct 10 ms 1772 KB Output is correct
102 Correct 10 ms 1772 KB Output is correct
103 Correct 180 ms 14444 KB Output is correct
104 Correct 149 ms 14444 KB Output is correct
105 Correct 156 ms 14444 KB Output is correct
106 Correct 155 ms 13676 KB Output is correct
107 Correct 144 ms 14444 KB Output is correct
108 Correct 142 ms 14444 KB Output is correct
109 Correct 72 ms 12140 KB Output is correct
110 Correct 83 ms 12012 KB Output is correct
111 Correct 158 ms 13676 KB Output is correct
112 Correct 171 ms 14444 KB Output is correct
113 Correct 177 ms 13804 KB Output is correct
114 Correct 166 ms 13676 KB Output is correct
115 Correct 158 ms 13676 KB Output is correct