#include "shoes.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll count_swaps(vector<int>s){
int n = s.size();
map<int, deque<int>>p;
vector<int>a(n);
for(int i = 0, index = 1; i < n; i++){
if(!p[-s[i]].empty()){
a[i] = p[-s[i]].front() + (s[i] < 0 ? -1 : 1);
p[-s[i]].pop_front();
}
else{
p[s[i]].push_back(a[i] = index + int(s[i] > 0));
index += 2;
}
}
vector<int>bit(n + 1, 0);
auto update = [&] (int p){
for(; p <= n; p += p & -p){
bit[p]++;
}
};
auto get = [&] (int p){
int ans = 0;
for(; p > 0; p -= p & -p){
ans += bit[p];
}
return ans;
};
ll ans = 0;
for(int i = 0; i < n; i++){
ans += i - get(a[i]);
update(a[i]);
}
return ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
392 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
600 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
432 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
1 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
1 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
544 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
600 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
348 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
3 ms |
604 KB |
Output is correct |
21 |
Correct |
2 ms |
604 KB |
Output is correct |
22 |
Correct |
23 ms |
4808 KB |
Output is correct |
23 |
Correct |
20 ms |
4700 KB |
Output is correct |
24 |
Correct |
23 ms |
4796 KB |
Output is correct |
25 |
Correct |
18 ms |
4956 KB |
Output is correct |
26 |
Correct |
23 ms |
4952 KB |
Output is correct |
27 |
Correct |
21 ms |
4408 KB |
Output is correct |
28 |
Correct |
20 ms |
5208 KB |
Output is correct |
29 |
Correct |
19 ms |
5212 KB |
Output is correct |
30 |
Correct |
20 ms |
5200 KB |
Output is correct |
31 |
Correct |
23 ms |
4792 KB |
Output is correct |
32 |
Correct |
19 ms |
5208 KB |
Output is correct |
33 |
Correct |
18 ms |
4952 KB |
Output is correct |
34 |
Correct |
19 ms |
5200 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
19 ms |
5212 KB |
Output is correct |
38 |
Correct |
19 ms |
5244 KB |
Output is correct |
39 |
Correct |
25 ms |
5168 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
426 ms |
149116 KB |
Output is correct |
6 |
Correct |
92 ms |
17232 KB |
Output is correct |
7 |
Correct |
419 ms |
148972 KB |
Output is correct |
8 |
Correct |
20 ms |
5180 KB |
Output is correct |
9 |
Correct |
409 ms |
148820 KB |
Output is correct |
10 |
Correct |
257 ms |
76980 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
392 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
600 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
432 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
1 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
1 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
37 |
Correct |
1 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
1 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
600 KB |
Output is correct |
41 |
Correct |
2 ms |
1884 KB |
Output is correct |
42 |
Correct |
2 ms |
1884 KB |
Output is correct |
43 |
Correct |
2 ms |
1724 KB |
Output is correct |
44 |
Correct |
2 ms |
1372 KB |
Output is correct |
45 |
Correct |
2 ms |
1372 KB |
Output is correct |
46 |
Correct |
2 ms |
1116 KB |
Output is correct |
47 |
Correct |
1 ms |
860 KB |
Output is correct |
48 |
Correct |
2 ms |
860 KB |
Output is correct |
49 |
Correct |
1 ms |
604 KB |
Output is correct |
50 |
Correct |
1 ms |
348 KB |
Output is correct |
51 |
Correct |
1 ms |
348 KB |
Output is correct |
52 |
Correct |
2 ms |
1884 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
392 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
600 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
432 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
1 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
1 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
1 ms |
348 KB |
Output is correct |
39 |
Correct |
1 ms |
544 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
1 ms |
348 KB |
Output is correct |
42 |
Correct |
1 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
1 ms |
344 KB |
Output is correct |
46 |
Correct |
1 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
1 ms |
348 KB |
Output is correct |
49 |
Correct |
1 ms |
600 KB |
Output is correct |
50 |
Correct |
1 ms |
344 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
1 ms |
348 KB |
Output is correct |
53 |
Correct |
1 ms |
344 KB |
Output is correct |
54 |
Correct |
3 ms |
604 KB |
Output is correct |
55 |
Correct |
2 ms |
604 KB |
Output is correct |
56 |
Correct |
23 ms |
4808 KB |
Output is correct |
57 |
Correct |
20 ms |
4700 KB |
Output is correct |
58 |
Correct |
23 ms |
4796 KB |
Output is correct |
59 |
Correct |
18 ms |
4956 KB |
Output is correct |
60 |
Correct |
23 ms |
4952 KB |
Output is correct |
61 |
Correct |
21 ms |
4408 KB |
Output is correct |
62 |
Correct |
20 ms |
5208 KB |
Output is correct |
63 |
Correct |
19 ms |
5212 KB |
Output is correct |
64 |
Correct |
20 ms |
5200 KB |
Output is correct |
65 |
Correct |
23 ms |
4792 KB |
Output is correct |
66 |
Correct |
19 ms |
5208 KB |
Output is correct |
67 |
Correct |
18 ms |
4952 KB |
Output is correct |
68 |
Correct |
19 ms |
5200 KB |
Output is correct |
69 |
Correct |
0 ms |
348 KB |
Output is correct |
70 |
Correct |
0 ms |
348 KB |
Output is correct |
71 |
Correct |
19 ms |
5212 KB |
Output is correct |
72 |
Correct |
19 ms |
5244 KB |
Output is correct |
73 |
Correct |
25 ms |
5168 KB |
Output is correct |
74 |
Correct |
1 ms |
348 KB |
Output is correct |
75 |
Correct |
1 ms |
348 KB |
Output is correct |
76 |
Correct |
0 ms |
348 KB |
Output is correct |
77 |
Correct |
0 ms |
348 KB |
Output is correct |
78 |
Correct |
426 ms |
149116 KB |
Output is correct |
79 |
Correct |
92 ms |
17232 KB |
Output is correct |
80 |
Correct |
419 ms |
148972 KB |
Output is correct |
81 |
Correct |
20 ms |
5180 KB |
Output is correct |
82 |
Correct |
409 ms |
148820 KB |
Output is correct |
83 |
Correct |
257 ms |
76980 KB |
Output is correct |
84 |
Correct |
1 ms |
348 KB |
Output is correct |
85 |
Correct |
0 ms |
348 KB |
Output is correct |
86 |
Correct |
1 ms |
348 KB |
Output is correct |
87 |
Correct |
1 ms |
600 KB |
Output is correct |
88 |
Correct |
2 ms |
1884 KB |
Output is correct |
89 |
Correct |
2 ms |
1884 KB |
Output is correct |
90 |
Correct |
2 ms |
1724 KB |
Output is correct |
91 |
Correct |
2 ms |
1372 KB |
Output is correct |
92 |
Correct |
2 ms |
1372 KB |
Output is correct |
93 |
Correct |
2 ms |
1116 KB |
Output is correct |
94 |
Correct |
1 ms |
860 KB |
Output is correct |
95 |
Correct |
2 ms |
860 KB |
Output is correct |
96 |
Correct |
1 ms |
604 KB |
Output is correct |
97 |
Correct |
1 ms |
348 KB |
Output is correct |
98 |
Correct |
1 ms |
348 KB |
Output is correct |
99 |
Correct |
2 ms |
1884 KB |
Output is correct |
100 |
Correct |
2 ms |
1880 KB |
Output is correct |
101 |
Correct |
18 ms |
13684 KB |
Output is correct |
102 |
Correct |
8 ms |
3572 KB |
Output is correct |
103 |
Correct |
483 ms |
148832 KB |
Output is correct |
104 |
Correct |
365 ms |
148740 KB |
Output is correct |
105 |
Correct |
275 ms |
86608 KB |
Output is correct |
106 |
Correct |
404 ms |
148820 KB |
Output is correct |
107 |
Correct |
86 ms |
20564 KB |
Output is correct |
108 |
Correct |
156 ms |
36624 KB |
Output is correct |
109 |
Correct |
21 ms |
4992 KB |
Output is correct |
110 |
Correct |
19 ms |
5212 KB |
Output is correct |
111 |
Correct |
380 ms |
132692 KB |
Output is correct |
112 |
Correct |
419 ms |
116780 KB |
Output is correct |
113 |
Correct |
97 ms |
22356 KB |
Output is correct |
114 |
Correct |
440 ms |
148824 KB |
Output is correct |
115 |
Correct |
467 ms |
148820 KB |
Output is correct |