oj.uz

Submission #677055

# Submission time Handle Problem Language Result Execution time Memory
677055 2023-01-02T08:01:10 Z hello_there_123 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 525 ms 148824 KB 
#include<bits/stdc++.h>
#include "shoes.h"
using namespace std;
#define ll long long 
ll n;
ll ft[200005];
inline ll ls(int x){return x & -x; }
ll qry(ll p){
	p++;
	if(p<1) return 0;
	ll r = 0;
	for(;p;p-=ls(p)) r+=ft[p];
	return r;
}
void upd(ll p, ll v){
	p++;
	for(;p<=n;p+=ls(p)) ft[p]+=v;
}
long long count_swaps(vector<int>s) {
    ll ans = 0;
	n = s.size(); 
	map<ll,queue<ll> >mp;
	for(ll i=0;i<n;i++){
		ll x = s[i];
		mp[x].push(i);
	}
	bool arr[n+3];
	memset(arr,0,sizeof(arr));
	for(ll i=0;i<n;i++){
		if(arr[i]) continue;
		mp[s[i]].pop();
		ll first = mp[-s[i]].front();
		mp[-s[i]].pop();
		ans+=first-i-1-(qry(first)-qry(i-1));
		upd(first,1);
		arr[first] = 1;
		if(s[i]>0) ans++;
	}
	return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 308 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 3 ms 724 KB Output is correct
21 Correct 4 ms 852 KB Output is correct
22 Correct 31 ms 5200 KB Output is correct
23 Correct 36 ms 5436 KB Output is correct
24 Correct 36 ms 5408 KB Output is correct
25 Correct 27 ms 4684 KB Output is correct
26 Correct 32 ms 6452 KB Output is correct
27 Correct 28 ms 6352 KB Output is correct
28 Correct 32 ms 5688 KB Output is correct
29 Correct 27 ms 5680 KB Output is correct
30 Correct 29 ms 5692 KB Output is correct
31 Correct 40 ms 6460 KB Output is correct
32 Correct 27 ms 5708 KB Output is correct
33 Correct 33 ms 5560 KB Output is correct
34 Correct 36 ms 5696 KB Output is correct
35 Correct 1 ms 308 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 30 ms 5692 KB Output is correct
38 Correct 27 ms 5696 KB Output is correct
39 Correct 27 ms 5688 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 491 ms 146964 KB Output is correct
6 Correct 121 ms 16716 KB Output is correct
7 Correct 441 ms 148096 KB Output is correct
8 Correct 29 ms 5732 KB Output is correct
9 Correct 493 ms 148012 KB Output is correct
10 Correct 338 ms 76016 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 596 KB Output is correct
41 Correct 2 ms 1748 KB Output is correct
42 Correct 2 ms 1748 KB Output is correct
43 Correct 2 ms 1492 KB Output is correct
44 Correct 2 ms 1364 KB Output is correct
45 Correct 1 ms 1236 KB Output is correct
46 Correct 1 ms 1108 KB Output is correct
47 Correct 1 ms 852 KB Output is correct
48 Correct 1 ms 724 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 2 ms 1748 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 308 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 3 ms 724 KB Output is correct
55 Correct 4 ms 852 KB Output is correct
56 Correct 31 ms 5200 KB Output is correct
57 Correct 36 ms 5436 KB Output is correct
58 Correct 36 ms 5408 KB Output is correct
59 Correct 27 ms 4684 KB Output is correct
60 Correct 32 ms 6452 KB Output is correct
61 Correct 28 ms 6352 KB Output is correct
62 Correct 32 ms 5688 KB Output is correct
63 Correct 27 ms 5680 KB Output is correct
64 Correct 29 ms 5692 KB Output is correct
65 Correct 40 ms 6460 KB Output is correct
66 Correct 27 ms 5708 KB Output is correct
67 Correct 33 ms 5560 KB Output is correct
68 Correct 36 ms 5696 KB Output is correct
69 Correct 1 ms 308 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 30 ms 5692 KB Output is correct
72 Correct 27 ms 5696 KB Output is correct
73 Correct 27 ms 5688 KB Output is correct
74 Correct 0 ms 212 KB Output is correct
75 Correct 0 ms 212 KB Output is correct
76 Correct 0 ms 212 KB Output is correct
77 Correct 0 ms 212 KB Output is correct
78 Correct 491 ms 146964 KB Output is correct
79 Correct 121 ms 16716 KB Output is correct
80 Correct 441 ms 148096 KB Output is correct
81 Correct 29 ms 5732 KB Output is correct
82 Correct 493 ms 148012 KB Output is correct
83 Correct 338 ms 76016 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 0 ms 340 KB Output is correct
86 Correct 1 ms 340 KB Output is correct
87 Correct 1 ms 596 KB Output is correct
88 Correct 2 ms 1748 KB Output is correct
89 Correct 2 ms 1748 KB Output is correct
90 Correct 2 ms 1492 KB Output is correct
91 Correct 2 ms 1364 KB Output is correct
92 Correct 1 ms 1236 KB Output is correct
93 Correct 1 ms 1108 KB Output is correct
94 Correct 1 ms 852 KB Output is correct
95 Correct 1 ms 724 KB Output is correct
96 Correct 1 ms 596 KB Output is correct
97 Correct 1 ms 340 KB Output is correct
98 Correct 1 ms 340 KB Output is correct
99 Correct 2 ms 1748 KB Output is correct
100 Correct 2 ms 1748 KB Output is correct
101 Correct 33 ms 13652 KB Output is correct
102 Correct 12 ms 3540 KB Output is correct
103 Correct 525 ms 148764 KB Output is correct
104 Correct 451 ms 148824 KB Output is correct
105 Correct 398 ms 86628 KB Output is correct
106 Correct 451 ms 148024 KB Output is correct
107 Correct 185 ms 20784 KB Output is correct
108 Correct 216 ms 36764 KB Output is correct
109 Correct 28 ms 5696 KB Output is correct
110 Correct 32 ms 5688 KB Output is correct
111 Correct 453 ms 132168 KB Output is correct
112 Correct 467 ms 116780 KB Output is correct
113 Correct 151 ms 21876 KB Output is correct
114 Correct 497 ms 148020 KB Output is correct
115 Correct 456 ms 148096 KB Output is correct