oj.uz

답안 #242902

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
242902 2020-06-29T17:45:08 Z uacoder123 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 588 ms 32416 KB 
 #include <bits/stdc++.h>
#include "shoes.h"

using namespace std;
#define F first
#define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
#define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) lli(x.size())
#define mp(i,a) make_pair(i,a)
#define pb(a) push_back(a)
#define bit(x,b) (x&(1LL<<b))
 
typedef long long int lli;
typedef pair <lli,lli> ii;
typedef pair <lli,ii> iii;
typedef vector <lli> vi;
lli segt[8*100000]={};
void up(lli node,lli l,lli r,lli in)
{
  if(l==r)
  {
    segt[node]=1;
    return;
  }
  lli m=(l+r)/2;
  if(in<=m)
    up(2*node+1,l,m,in);
  else
    up(2*node+2,m+1,r,in);
  segt[node]=segt[2*node+1]+segt[2*node+2];
}
lli qu(lli node,lli l,lli r,lli s,lli e)
{
  if(l>=s&&r<=e)
    return(segt[node]);
  if(l>e||r<s)
    return(0);
  lli m=(l+r)/2;
  lli q1=qu(2*node+1,l,m,s,e),q2=qu(2*node+2,m+1,r,s,e);
  return(q1+q2);
}
long long count_swaps(std::vector<int> s) 
{
  lli n=s.size(),f;
  lli ans=0;
  set<ii>inva,vain;
  for(lli i=0;i<n;++i)
  {
    f=s[i];
    if(f<0)
      f=abs(f)+n/2;
    inva.insert(mp(i,f));
    vain.insert(mp(f,i));
  }
  while(inva.size())
  {
    ii it,f=(*inva.begin());
    inva.erase(inva.begin());
    vain.erase(mp(f.second,f.F));
    f.F+=qu(0,0,n-1,f.F,n-1);
    if(f.second>n/2)
      it=(*vain.lower_bound(mp(f.second-n/2,0)));
    else
      it=(*vain.lower_bound(mp(f.second+n/2,0)));
    vain.erase(it);
    inva.erase(mp(it.second,it.F));
    up(0,0,n-1,it.second);
    it.second+=qu(0,0,n-1,it.second,n-1)-1;
    ans+=it.second-f.F-1;
    if(f.second<=n/2)
      ans++;
  }
  return(ans);
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 4 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 4 ms 256 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 4 ms 256 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 256 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 4 ms 256 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 256 KB Output is correct
24 Correct 5 ms 256 KB Output is correct
25 Correct 5 ms 256 KB Output is correct
26 Correct 5 ms 256 KB Output is correct
27 Correct 5 ms 256 KB Output is correct
28 Correct 5 ms 256 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 5 ms 256 KB Output is correct
31 Correct 5 ms 256 KB Output is correct
32 Correct 4 ms 256 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 256 KB Output is correct
35 Correct 5 ms 256 KB Output is correct
36 Correct 4 ms 256 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 4 ms 256 KB Output is correct
5 Correct 4 ms 256 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 256 KB Output is correct
9 Correct 4 ms 256 KB Output is correct
10 Correct 4 ms 256 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 256 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 4 ms 256 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 6 ms 640 KB Output is correct
19 Correct 6 ms 640 KB Output is correct
20 Correct 22 ms 3456 KB Output is correct
21 Correct 24 ms 3456 KB Output is correct
22 Correct 226 ms 30968 KB Output is correct
23 Correct 249 ms 30968 KB Output is correct
24 Correct 219 ms 31096 KB Output is correct
25 Correct 234 ms 29176 KB Output is correct
26 Correct 219 ms 31352 KB Output is correct
27 Correct 252 ms 31400 KB Output is correct
28 Correct 222 ms 29432 KB Output is correct
29 Correct 227 ms 29304 KB Output is correct
30 Correct 226 ms 29544 KB Output is correct
31 Correct 227 ms 31320 KB Output is correct
32 Correct 240 ms 29280 KB Output is correct
33 Correct 220 ms 29304 KB Output is correct
34 Correct 224 ms 29304 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 256 KB Output is correct
37 Correct 243 ms 29304 KB Output is correct
38 Correct 245 ms 29432 KB Output is correct
39 Correct 244 ms 29304 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 4 ms 256 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 430 ms 29048 KB Output is correct
6 Correct 444 ms 29304 KB Output is correct
7 Correct 418 ms 29432 KB Output is correct
8 Correct 233 ms 29304 KB Output is correct
9 Correct 474 ms 29380 KB Output is correct
10 Correct 440 ms 29424 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 4 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 4 ms 256 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 4 ms 256 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 256 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 4 ms 256 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 256 KB Output is correct
24 Correct 5 ms 256 KB Output is correct
25 Correct 5 ms 256 KB Output is correct
26 Correct 5 ms 256 KB Output is correct
27 Correct 5 ms 256 KB Output is correct
28 Correct 5 ms 256 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 5 ms 256 KB Output is correct
31 Correct 5 ms 256 KB Output is correct
32 Correct 4 ms 256 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 256 KB Output is correct
35 Correct 5 ms 256 KB Output is correct
36 Correct 4 ms 256 KB Output is correct
37 Correct 4 ms 256 KB Output is correct
38 Correct 5 ms 384 KB Output is correct
39 Correct 5 ms 384 KB Output is correct
40 Correct 5 ms 384 KB Output is correct
41 Correct 6 ms 640 KB Output is correct
42 Correct 6 ms 640 KB Output is correct
43 Correct 6 ms 640 KB Output is correct
44 Correct 6 ms 640 KB Output is correct
45 Correct 7 ms 640 KB Output is correct
46 Correct 6 ms 640 KB Output is correct
47 Correct 6 ms 640 KB Output is correct
48 Correct 6 ms 640 KB Output is correct
49 Correct 6 ms 640 KB Output is correct
50 Correct 6 ms 640 KB Output is correct
51 Correct 6 ms 640 KB Output is correct
52 Correct 6 ms 640 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 4 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 4 ms 256 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 4 ms 256 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 256 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 4 ms 256 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 256 KB Output is correct
24 Correct 5 ms 256 KB Output is correct
25 Correct 5 ms 256 KB Output is correct
26 Correct 5 ms 256 KB Output is correct
27 Correct 5 ms 256 KB Output is correct
28 Correct 5 ms 256 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 5 ms 256 KB Output is correct
31 Correct 5 ms 256 KB Output is correct
32 Correct 4 ms 256 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 256 KB Output is correct
35 Correct 5 ms 256 KB Output is correct
36 Correct 4 ms 256 KB Output is correct
37 Correct 5 ms 256 KB Output is correct
38 Correct 4 ms 256 KB Output is correct
39 Correct 4 ms 256 KB Output is correct
40 Correct 5 ms 384 KB Output is correct
41 Correct 5 ms 384 KB Output is correct
42 Correct 4 ms 256 KB Output is correct
43 Correct 4 ms 256 KB Output is correct
44 Correct 4 ms 256 KB Output is correct
45 Correct 4 ms 384 KB Output is correct
46 Correct 5 ms 256 KB Output is correct
47 Correct 5 ms 256 KB Output is correct
48 Correct 4 ms 256 KB Output is correct
49 Correct 5 ms 384 KB Output is correct
50 Correct 5 ms 384 KB Output is correct
51 Correct 5 ms 384 KB Output is correct
52 Correct 6 ms 640 KB Output is correct
53 Correct 6 ms 640 KB Output is correct
54 Correct 22 ms 3456 KB Output is correct
55 Correct 24 ms 3456 KB Output is correct
56 Correct 226 ms 30968 KB Output is correct
57 Correct 249 ms 30968 KB Output is correct
58 Correct 219 ms 31096 KB Output is correct
59 Correct 234 ms 29176 KB Output is correct
60 Correct 219 ms 31352 KB Output is correct
61 Correct 252 ms 31400 KB Output is correct
62 Correct 222 ms 29432 KB Output is correct
63 Correct 227 ms 29304 KB Output is correct
64 Correct 226 ms 29544 KB Output is correct
65 Correct 227 ms 31320 KB Output is correct
66 Correct 240 ms 29280 KB Output is correct
67 Correct 220 ms 29304 KB Output is correct
68 Correct 224 ms 29304 KB Output is correct
69 Correct 5 ms 384 KB Output is correct
70 Correct 5 ms 256 KB Output is correct
71 Correct 243 ms 29304 KB Output is correct
72 Correct 245 ms 29432 KB Output is correct
73 Correct 244 ms 29304 KB Output is correct
74 Correct 4 ms 256 KB Output is correct
75 Correct 4 ms 256 KB Output is correct
76 Correct 5 ms 256 KB Output is correct
77 Correct 5 ms 384 KB Output is correct
78 Correct 430 ms 29048 KB Output is correct
79 Correct 444 ms 29304 KB Output is correct
80 Correct 418 ms 29432 KB Output is correct
81 Correct 233 ms 29304 KB Output is correct
82 Correct 474 ms 29380 KB Output is correct
83 Correct 440 ms 29424 KB Output is correct
84 Correct 4 ms 256 KB Output is correct
85 Correct 5 ms 384 KB Output is correct
86 Correct 5 ms 384 KB Output is correct
87 Correct 5 ms 384 KB Output is correct
88 Correct 6 ms 640 KB Output is correct
89 Correct 6 ms 640 KB Output is correct
90 Correct 6 ms 640 KB Output is correct
91 Correct 6 ms 640 KB Output is correct
92 Correct 7 ms 640 KB Output is correct
93 Correct 6 ms 640 KB Output is correct
94 Correct 6 ms 640 KB Output is correct
95 Correct 6 ms 640 KB Output is correct
96 Correct 6 ms 640 KB Output is correct
97 Correct 6 ms 640 KB Output is correct
98 Correct 6 ms 640 KB Output is correct
99 Correct 6 ms 640 KB Output is correct
100 Correct 6 ms 640 KB Output is correct
101 Correct 31 ms 3584 KB Output is correct
102 Correct 34 ms 3584 KB Output is correct
103 Correct 588 ms 32300 KB Output is correct
104 Correct 379 ms 32248 KB Output is correct
105 Correct 515 ms 32416 KB Output is correct
106 Correct 405 ms 30328 KB Output is correct
107 Correct 450 ms 32380 KB Output is correct
108 Correct 440 ms 32376 KB Output is correct
109 Correct 224 ms 30456 KB Output is correct
110 Correct 226 ms 30376 KB Output is correct
111 Correct 436 ms 30456 KB Output is correct
112 Correct 505 ms 32324 KB Output is correct
113 Correct 540 ms 30352 KB Output is correct
114 Correct 387 ms 30328 KB Output is correct
115 Correct 391 ms 30456 KB Output is correct