#include <bits/stdc++.h>
#include "shoes.h"
using namespace std;
int N,tree[1<<19];
vector<int>vl[100001],vr[100001];
void add(int l,int r){
l+=(1<<18);
r+=(1<<18);
while(l<r){
if(l&1)tree[l]++;
if(~r&1)tree[r]++;
l=(l+1)/2;
r=(r-1)/2;
}
if(l==r)tree[l]++;
}
int calc(int x){
int a=0;
x+=(1<<18);
while(x){
a+=tree[x];
x/=2;
}
return a;
}
long long count_swaps(vector<int>v) {
N=v.size();
long long res=0;
for(int i=N-1;i>=0;i--){
if(v[i]<0){
vl[-v[i]].push_back(i);
}
else{
vr[v[i]].push_back(i);
}
}
for(int i=0;i<N;i++){
if(v[i]<0){
if(vl[-v[i]].empty()||vl[-v[i]].back()!=i)continue;
vl[-v[i]].pop_back();
res+=vr[-v[i]].back()-i-1;
res-=calc(i)-calc(vr[-v[i]].back());
add(i,vr[-v[i]].back());
vr[-v[i]].pop_back();
}
else{
if(vr[v[i]].empty()||vr[v[i]].back()!=i)continue;
vr[v[i]].pop_back();
res+=vl[v[i]].back()-i;
res-=calc(i)-calc(vl[v[i]].back());
add(i,vl[v[i]].back());
vl[v[i]].pop_back();
}
}
return res;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
3 ms |
4992 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 3 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 4 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 6 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 7 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 8 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 9 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 11 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 12 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 19 |
Correct |
4 ms |
5024 KB |
Output is correct |
| 20 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 21 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 22 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 23 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 24 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 25 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 26 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 27 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 28 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 29 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 30 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 31 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 32 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 33 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 34 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 35 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 36 |
Correct |
3 ms |
4992 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 3 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 4 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 6 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 7 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 8 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 9 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 11 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 12 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 19 |
Correct |
5 ms |
5120 KB |
Output is correct |
| 20 |
Correct |
9 ms |
5504 KB |
Output is correct |
| 21 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 22 |
Correct |
51 ms |
9092 KB |
Output is correct |
| 23 |
Correct |
43 ms |
8300 KB |
Output is correct |
| 24 |
Correct |
49 ms |
9472 KB |
Output is correct |
| 25 |
Correct |
47 ms |
9456 KB |
Output is correct |
| 26 |
Correct |
52 ms |
10476 KB |
Output is correct |
| 27 |
Correct |
41 ms |
9068 KB |
Output is correct |
| 28 |
Correct |
48 ms |
10352 KB |
Output is correct |
| 29 |
Correct |
49 ms |
10352 KB |
Output is correct |
| 30 |
Correct |
51 ms |
10356 KB |
Output is correct |
| 31 |
Correct |
52 ms |
10372 KB |
Output is correct |
| 32 |
Correct |
50 ms |
10352 KB |
Output is correct |
| 33 |
Correct |
47 ms |
10224 KB |
Output is correct |
| 34 |
Correct |
49 ms |
10352 KB |
Output is correct |
| 35 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 36 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 37 |
Correct |
53 ms |
10352 KB |
Output is correct |
| 38 |
Correct |
52 ms |
10404 KB |
Output is correct |
| 39 |
Correct |
51 ms |
10352 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 3 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 4 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
85 ms |
14456 KB |
Output is correct |
| 6 |
Correct |
73 ms |
10872 KB |
Output is correct |
| 7 |
Correct |
89 ms |
15736 KB |
Output is correct |
| 8 |
Correct |
51 ms |
10292 KB |
Output is correct |
| 9 |
Correct |
89 ms |
15736 KB |
Output is correct |
| 10 |
Correct |
94 ms |
12664 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 3 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 4 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 6 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 7 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 8 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 9 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 11 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 12 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 19 |
Correct |
4 ms |
5024 KB |
Output is correct |
| 20 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 21 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 22 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 23 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 24 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 25 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 26 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 27 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 28 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 29 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 30 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 31 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 32 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 33 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 34 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 35 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 36 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 37 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 38 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 39 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 40 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 41 |
Correct |
4 ms |
5152 KB |
Output is correct |
| 42 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 43 |
Correct |
6 ms |
5120 KB |
Output is correct |
| 44 |
Correct |
5 ms |
5120 KB |
Output is correct |
| 45 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 46 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 47 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 48 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 49 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 50 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 51 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 52 |
Correct |
5 ms |
5120 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 3 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 4 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 6 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 7 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 8 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 9 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 11 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 12 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 13 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 16 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 17 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 18 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 19 |
Correct |
4 ms |
5024 KB |
Output is correct |
| 20 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 21 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 22 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 23 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 24 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 25 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 26 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 27 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 28 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 29 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 30 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 31 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 32 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 33 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 34 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 35 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 36 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 37 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 38 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 39 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 40 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 41 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 42 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 43 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 44 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 45 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 46 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 47 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 48 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 49 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 50 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 51 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 52 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 53 |
Correct |
5 ms |
5120 KB |
Output is correct |
| 54 |
Correct |
9 ms |
5504 KB |
Output is correct |
| 55 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 56 |
Correct |
51 ms |
9092 KB |
Output is correct |
| 57 |
Correct |
43 ms |
8300 KB |
Output is correct |
| 58 |
Correct |
49 ms |
9472 KB |
Output is correct |
| 59 |
Correct |
47 ms |
9456 KB |
Output is correct |
| 60 |
Correct |
52 ms |
10476 KB |
Output is correct |
| 61 |
Correct |
41 ms |
9068 KB |
Output is correct |
| 62 |
Correct |
48 ms |
10352 KB |
Output is correct |
| 63 |
Correct |
49 ms |
10352 KB |
Output is correct |
| 64 |
Correct |
51 ms |
10356 KB |
Output is correct |
| 65 |
Correct |
52 ms |
10372 KB |
Output is correct |
| 66 |
Correct |
50 ms |
10352 KB |
Output is correct |
| 67 |
Correct |
47 ms |
10224 KB |
Output is correct |
| 68 |
Correct |
49 ms |
10352 KB |
Output is correct |
| 69 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 70 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 71 |
Correct |
53 ms |
10352 KB |
Output is correct |
| 72 |
Correct |
52 ms |
10404 KB |
Output is correct |
| 73 |
Correct |
51 ms |
10352 KB |
Output is correct |
| 74 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 75 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 76 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 77 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 78 |
Correct |
85 ms |
14456 KB |
Output is correct |
| 79 |
Correct |
73 ms |
10872 KB |
Output is correct |
| 80 |
Correct |
89 ms |
15736 KB |
Output is correct |
| 81 |
Correct |
51 ms |
10292 KB |
Output is correct |
| 82 |
Correct |
89 ms |
15736 KB |
Output is correct |
| 83 |
Correct |
94 ms |
12664 KB |
Output is correct |
| 84 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 85 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 86 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 87 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 88 |
Correct |
4 ms |
5152 KB |
Output is correct |
| 89 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 90 |
Correct |
6 ms |
5120 KB |
Output is correct |
| 91 |
Correct |
5 ms |
5120 KB |
Output is correct |
| 92 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 93 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 94 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 95 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 96 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 97 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 98 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 99 |
Correct |
5 ms |
5120 KB |
Output is correct |
| 100 |
Correct |
4 ms |
5120 KB |
Output is correct |
| 101 |
Correct |
11 ms |
6016 KB |
Output is correct |
| 102 |
Correct |
11 ms |
5632 KB |
Output is correct |
| 103 |
Correct |
131 ms |
15736 KB |
Output is correct |
| 104 |
Correct |
97 ms |
14456 KB |
Output is correct |
| 105 |
Correct |
115 ms |
13176 KB |
Output is correct |
| 106 |
Correct |
87 ms |
15736 KB |
Output is correct |
| 107 |
Correct |
79 ms |
11220 KB |
Output is correct |
| 108 |
Correct |
83 ms |
10232 KB |
Output is correct |
| 109 |
Correct |
52 ms |
10408 KB |
Output is correct |
| 110 |
Correct |
51 ms |
10352 KB |
Output is correct |
| 111 |
Correct |
95 ms |
14968 KB |
Output is correct |
| 112 |
Correct |
124 ms |
14332 KB |
Output is correct |
| 113 |
Correct |
91 ms |
11000 KB |
Output is correct |
| 114 |
Correct |
89 ms |
15736 KB |
Output is correct |
| 115 |
Correct |
87 ms |
15736 KB |
Output is correct |
