oj.uz

Submission #339412

# Submission time Handle Problem Language Result Execution time Memory
339412 2020-12-25T07:48:22 Z Kerim Arranging Shoes (IOI19_shoes) C++17
100 / 100
 112 ms 20332 KB 
#include "bits/stdc++.h"
#include "shoes.h"
#define MAXN 200009
#define pb(x) push_back(x)
#define ppb() pop_back()
using namespace std;
int vis[MAXN],F[MAXN];
vector<int>a[MAXN],b[MAXN];
int get(int x){int res=0;for(;x;x-=x&(-x))res+=F[x];return res;}
void upd(int x){for(;x<MAXN;x+=x&(-x))F[x]++;}
long long count_swaps(std::vector<int> s) {
	int n=s.size();long long ans=0;
	for(int i=n-1;i>=0;i--){
		if(s[i]>0)a[s[i]].pb(i);
		else b[-s[i]].pb(i);}
	for(int i=0,j;i<n;i++){
		if(vis[i])continue;
		if(s[i]>0)j=b[s[i]].back();
		else j=a[-s[i]].back();
		a[abs(s[i])].ppb();b[abs(s[i])].ppb();
		ans+=(s[i]>s[j])+j-i-1;vis[j]=1;
		ans-=get(j)-get(i);upd(j);
		//for(int k=i+1;k<j;k++)ans-=vis[k];
	}return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9708 KB Output is correct
2 Correct 7 ms 9708 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9708 KB Output is correct
2 Correct 7 ms 9708 KB Output is correct
3 Correct 7 ms 9708 KB Output is correct
4 Correct 7 ms 9708 KB Output is correct
5 Correct 6 ms 9708 KB Output is correct
6 Correct 7 ms 9708 KB Output is correct
7 Correct 7 ms 9708 KB Output is correct
8 Correct 7 ms 9708 KB Output is correct
9 Correct 7 ms 9708 KB Output is correct
10 Correct 7 ms 9708 KB Output is correct
11 Correct 8 ms 9708 KB Output is correct
12 Correct 7 ms 9708 KB Output is correct
13 Correct 7 ms 9708 KB Output is correct
14 Correct 7 ms 9708 KB Output is correct
15 Correct 7 ms 9708 KB Output is correct
16 Correct 6 ms 9708 KB Output is correct
17 Correct 7 ms 9708 KB Output is correct
18 Correct 7 ms 9708 KB Output is correct
19 Correct 7 ms 9708 KB Output is correct
20 Correct 7 ms 9708 KB Output is correct
21 Correct 7 ms 9708 KB Output is correct
22 Correct 7 ms 9708 KB Output is correct
23 Correct 7 ms 9708 KB Output is correct
24 Correct 7 ms 9708 KB Output is correct
25 Correct 7 ms 9836 KB Output is correct
26 Correct 8 ms 9852 KB Output is correct
27 Correct 7 ms 9708 KB Output is correct
28 Correct 7 ms 9708 KB Output is correct
29 Correct 7 ms 9708 KB Output is correct
30 Correct 7 ms 9708 KB Output is correct
31 Correct 7 ms 9708 KB Output is correct
32 Correct 7 ms 9708 KB Output is correct
33 Correct 7 ms 9708 KB Output is correct
34 Correct 7 ms 9708 KB Output is correct
35 Correct 7 ms 9708 KB Output is correct
36 Correct 7 ms 9708 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9708 KB Output is correct
2 Correct 7 ms 9708 KB Output is correct
3 Correct 7 ms 9708 KB Output is correct
4 Correct 7 ms 9708 KB Output is correct
5 Correct 7 ms 9708 KB Output is correct
6 Correct 7 ms 9708 KB Output is correct
7 Correct 7 ms 9708 KB Output is correct
8 Correct 7 ms 9708 KB Output is correct
9 Correct 7 ms 9708 KB Output is correct
10 Correct 7 ms 9708 KB Output is correct
11 Correct 7 ms 9708 KB Output is correct
12 Correct 7 ms 9708 KB Output is correct
13 Correct 7 ms 9708 KB Output is correct
14 Correct 7 ms 9708 KB Output is correct
15 Correct 7 ms 9708 KB Output is correct
16 Correct 7 ms 9708 KB Output is correct
17 Correct 7 ms 9708 KB Output is correct
18 Correct 7 ms 9792 KB Output is correct
19 Correct 7 ms 9836 KB Output is correct
20 Correct 12 ms 10348 KB Output is correct
21 Correct 10 ms 10348 KB Output is correct
22 Correct 43 ms 13812 KB Output is correct
23 Correct 41 ms 14176 KB Output is correct
24 Correct 55 ms 14088 KB Output is correct
25 Correct 38 ms 13304 KB Output is correct
26 Correct 44 ms 15200 KB Output is correct
27 Correct 39 ms 14944 KB Output is correct
28 Correct 41 ms 14308 KB Output is correct
29 Correct 39 ms 14308 KB Output is correct
30 Correct 40 ms 14308 KB Output is correct
31 Correct 43 ms 14960 KB Output is correct
32 Correct 39 ms 14200 KB Output is correct
33 Correct 38 ms 14052 KB Output is correct
34 Correct 39 ms 14308 KB Output is correct
35 Correct 7 ms 9708 KB Output is correct
36 Correct 7 ms 9708 KB Output is correct
37 Correct 39 ms 14308 KB Output is correct
38 Correct 40 ms 14308 KB Output is correct
39 Correct 41 ms 14308 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9836 KB Output is correct
2 Correct 7 ms 9708 KB Output is correct
3 Correct 7 ms 9708 KB Output is correct
4 Correct 7 ms 9708 KB Output is correct
5 Correct 70 ms 18412 KB Output is correct
6 Correct 55 ms 14828 KB Output is correct
7 Correct 80 ms 19564 KB Output is correct
8 Correct 39 ms 14348 KB Output is correct
9 Correct 73 ms 19564 KB Output is correct
10 Correct 72 ms 16492 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9708 KB Output is correct
2 Correct 7 ms 9708 KB Output is correct
3 Correct 7 ms 9708 KB Output is correct
4 Correct 7 ms 9708 KB Output is correct
5 Correct 6 ms 9708 KB Output is correct
6 Correct 7 ms 9708 KB Output is correct
7 Correct 7 ms 9708 KB Output is correct
8 Correct 7 ms 9708 KB Output is correct
9 Correct 7 ms 9708 KB Output is correct
10 Correct 7 ms 9708 KB Output is correct
11 Correct 8 ms 9708 KB Output is correct
12 Correct 7 ms 9708 KB Output is correct
13 Correct 7 ms 9708 KB Output is correct
14 Correct 7 ms 9708 KB Output is correct
15 Correct 7 ms 9708 KB Output is correct
16 Correct 6 ms 9708 KB Output is correct
17 Correct 7 ms 9708 KB Output is correct
18 Correct 7 ms 9708 KB Output is correct
19 Correct 7 ms 9708 KB Output is correct
20 Correct 7 ms 9708 KB Output is correct
21 Correct 7 ms 9708 KB Output is correct
22 Correct 7 ms 9708 KB Output is correct
23 Correct 7 ms 9708 KB Output is correct
24 Correct 7 ms 9708 KB Output is correct
25 Correct 7 ms 9836 KB Output is correct
26 Correct 8 ms 9852 KB Output is correct
27 Correct 7 ms 9708 KB Output is correct
28 Correct 7 ms 9708 KB Output is correct
29 Correct 7 ms 9708 KB Output is correct
30 Correct 7 ms 9708 KB Output is correct
31 Correct 7 ms 9708 KB Output is correct
32 Correct 7 ms 9708 KB Output is correct
33 Correct 7 ms 9708 KB Output is correct
34 Correct 7 ms 9708 KB Output is correct
35 Correct 7 ms 9708 KB Output is correct
36 Correct 7 ms 9708 KB Output is correct
37 Correct 7 ms 9708 KB Output is correct
38 Correct 6 ms 9708 KB Output is correct
39 Correct 7 ms 9708 KB Output is correct
40 Correct 7 ms 9836 KB Output is correct
41 Correct 7 ms 9836 KB Output is correct
42 Correct 7 ms 9836 KB Output is correct
43 Correct 7 ms 9836 KB Output is correct
44 Correct 7 ms 9836 KB Output is correct
45 Correct 7 ms 9836 KB Output is correct
46 Correct 7 ms 9836 KB Output is correct
47 Correct 7 ms 9836 KB Output is correct
48 Correct 8 ms 9836 KB Output is correct
49 Correct 7 ms 9836 KB Output is correct
50 Correct 8 ms 9836 KB Output is correct
51 Correct 7 ms 9836 KB Output is correct
52 Correct 7 ms 9836 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9708 KB Output is correct
2 Correct 7 ms 9708 KB Output is correct
3 Correct 7 ms 9708 KB Output is correct
4 Correct 7 ms 9708 KB Output is correct
5 Correct 6 ms 9708 KB Output is correct
6 Correct 7 ms 9708 KB Output is correct
7 Correct 7 ms 9708 KB Output is correct
8 Correct 7 ms 9708 KB Output is correct
9 Correct 7 ms 9708 KB Output is correct
10 Correct 7 ms 9708 KB Output is correct
11 Correct 8 ms 9708 KB Output is correct
12 Correct 7 ms 9708 KB Output is correct
13 Correct 7 ms 9708 KB Output is correct
14 Correct 7 ms 9708 KB Output is correct
15 Correct 7 ms 9708 KB Output is correct
16 Correct 6 ms 9708 KB Output is correct
17 Correct 7 ms 9708 KB Output is correct
18 Correct 7 ms 9708 KB Output is correct
19 Correct 7 ms 9708 KB Output is correct
20 Correct 7 ms 9708 KB Output is correct
21 Correct 7 ms 9708 KB Output is correct
22 Correct 7 ms 9708 KB Output is correct
23 Correct 7 ms 9708 KB Output is correct
24 Correct 7 ms 9708 KB Output is correct
25 Correct 7 ms 9836 KB Output is correct
26 Correct 8 ms 9852 KB Output is correct
27 Correct 7 ms 9708 KB Output is correct
28 Correct 7 ms 9708 KB Output is correct
29 Correct 7 ms 9708 KB Output is correct
30 Correct 7 ms 9708 KB Output is correct
31 Correct 7 ms 9708 KB Output is correct
32 Correct 7 ms 9708 KB Output is correct
33 Correct 7 ms 9708 KB Output is correct
34 Correct 7 ms 9708 KB Output is correct
35 Correct 7 ms 9708 KB Output is correct
36 Correct 7 ms 9708 KB Output is correct
37 Correct 7 ms 9708 KB Output is correct
38 Correct 7 ms 9708 KB Output is correct
39 Correct 7 ms 9708 KB Output is correct
40 Correct 7 ms 9708 KB Output is correct
41 Correct 7 ms 9708 KB Output is correct
42 Correct 7 ms 9708 KB Output is correct
43 Correct 7 ms 9708 KB Output is correct
44 Correct 7 ms 9708 KB Output is correct
45 Correct 7 ms 9708 KB Output is correct
46 Correct 7 ms 9708 KB Output is correct
47 Correct 7 ms 9708 KB Output is correct
48 Correct 7 ms 9708 KB Output is correct
49 Correct 7 ms 9708 KB Output is correct
50 Correct 7 ms 9708 KB Output is correct
51 Correct 7 ms 9708 KB Output is correct
52 Correct 7 ms 9792 KB Output is correct
53 Correct 7 ms 9836 KB Output is correct
54 Correct 12 ms 10348 KB Output is correct
55 Correct 10 ms 10348 KB Output is correct
56 Correct 43 ms 13812 KB Output is correct
57 Correct 41 ms 14176 KB Output is correct
58 Correct 55 ms 14088 KB Output is correct
59 Correct 38 ms 13304 KB Output is correct
60 Correct 44 ms 15200 KB Output is correct
61 Correct 39 ms 14944 KB Output is correct
62 Correct 41 ms 14308 KB Output is correct
63 Correct 39 ms 14308 KB Output is correct
64 Correct 40 ms 14308 KB Output is correct
65 Correct 43 ms 14960 KB Output is correct
66 Correct 39 ms 14200 KB Output is correct
67 Correct 38 ms 14052 KB Output is correct
68 Correct 39 ms 14308 KB Output is correct
69 Correct 7 ms 9708 KB Output is correct
70 Correct 7 ms 9708 KB Output is correct
71 Correct 39 ms 14308 KB Output is correct
72 Correct 40 ms 14308 KB Output is correct
73 Correct 41 ms 14308 KB Output is correct
74 Correct 7 ms 9836 KB Output is correct
75 Correct 7 ms 9708 KB Output is correct
76 Correct 7 ms 9708 KB Output is correct
77 Correct 7 ms 9708 KB Output is correct
78 Correct 70 ms 18412 KB Output is correct
79 Correct 55 ms 14828 KB Output is correct
80 Correct 80 ms 19564 KB Output is correct
81 Correct 39 ms 14348 KB Output is correct
82 Correct 73 ms 19564 KB Output is correct
83 Correct 72 ms 16492 KB Output is correct
84 Correct 7 ms 9708 KB Output is correct
85 Correct 6 ms 9708 KB Output is correct
86 Correct 7 ms 9708 KB Output is correct
87 Correct 7 ms 9836 KB Output is correct
88 Correct 7 ms 9836 KB Output is correct
89 Correct 7 ms 9836 KB Output is correct
90 Correct 7 ms 9836 KB Output is correct
91 Correct 7 ms 9836 KB Output is correct
92 Correct 7 ms 9836 KB Output is correct
93 Correct 7 ms 9836 KB Output is correct
94 Correct 7 ms 9836 KB Output is correct
95 Correct 8 ms 9836 KB Output is correct
96 Correct 7 ms 9836 KB Output is correct
97 Correct 8 ms 9836 KB Output is correct
98 Correct 7 ms 9836 KB Output is correct
99 Correct 7 ms 9836 KB Output is correct
100 Correct 7 ms 9836 KB Output is correct
101 Correct 12 ms 10732 KB Output is correct
102 Correct 12 ms 10348 KB Output is correct
103 Correct 112 ms 20332 KB Output is correct
104 Correct 91 ms 20332 KB Output is correct
105 Correct 94 ms 17644 KB Output is correct
106 Correct 71 ms 19564 KB Output is correct
107 Correct 66 ms 15724 KB Output is correct
108 Correct 80 ms 16108 KB Output is correct
109 Correct 41 ms 14724 KB Output is correct
110 Correct 39 ms 14308 KB Output is correct
111 Correct 75 ms 18924 KB Output is correct
112 Correct 96 ms 18924 KB Output is correct
113 Correct 59 ms 14956 KB Output is correct
114 Correct 72 ms 19564 KB Output is correct
115 Correct 70 ms 19564 KB Output is correct