답안 #641470

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
641470	2022-09-16T18:57:29 Z	ggoh	고대 책들 (IOI17_books)	C++14	50 / 100	285 ms	89140 KB

books

#include "books.h"
#include<bits/stdc++.h>
using namespace std;
#define sz(v) ((int)(v).size())
typedef long long lint;
 
int n,sz;
int v[1000002];
int d[1000002];
vector<int>go;
vector<int>cycle[1000002];
lint cost[1000002];
void dfs(int p,int par)
{
  cycle[sz].push_back(p);
  cost[sz]+=abs(par-p);
  v[p]=1;
  if(!v[go[p]])dfs(go[p],p);
  else cost[sz]+=abs(go[p]-p);
}
lint minimum_walk(vector<int> p, int s) {
  n=sz(p);
  go=p;
  for(int i=0;i<n;i++)
  {
    if(!v[i])
    {
      sz++;
      dfs(i,i);
    }
  }
  vector<int>X;
  lint ans=0;
  int maxi=-1;
  for(int i=1;i<=sz;i++)
  {
    ans+=cost[i];
    sort(cycle[i].begin(),cycle[i].end());
    d[cycle[i][0]]++;
    d[cycle[i][sz(cycle[i])-1]]--;
    if(sz(cycle[i])>1)maxi=max(maxi,cycle[i][sz(cycle[i])-1]-1);
  }
  int c=0;
  for(int i=0;i<=maxi;i++)
  {
    c+=d[i];
    if(c==0)ans+=2;
  }
	return ans;
}

Subtask #1

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	23764 KB	Output is correct
2	Correct	12 ms	23764 KB	Output is correct
3	Correct	13 ms	23708 KB	Output is correct
4	Correct	11 ms	23764 KB	Output is correct
5	Correct	11 ms	23692 KB	Output is correct
6	Correct	11 ms	23704 KB	Output is correct
7	Correct	13 ms	23764 KB	Output is correct
8	Correct	13 ms	23800 KB	Output is correct
9	Correct	14 ms	23784 KB	Output is correct
10	Correct	11 ms	23764 KB	Output is correct
11	Correct	12 ms	23760 KB	Output is correct
12	Correct	12 ms	23784 KB	Output is correct
13	Correct	12 ms	23796 KB	Output is correct
14	Correct	11 ms	23764 KB	Output is correct
15	Correct	12 ms	23704 KB	Output is correct
16	Correct	12 ms	23764 KB	Output is correct
17	Correct	12 ms	23764 KB	Output is correct
18	Correct	12 ms	23800 KB	Output is correct

Subtask #2

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	23764 KB	Output is correct
2	Correct	12 ms	23764 KB	Output is correct
3	Correct	13 ms	23708 KB	Output is correct
4	Correct	11 ms	23764 KB	Output is correct
5	Correct	11 ms	23692 KB	Output is correct
6	Correct	11 ms	23704 KB	Output is correct
7	Correct	13 ms	23764 KB	Output is correct
8	Correct	13 ms	23800 KB	Output is correct
9	Correct	14 ms	23784 KB	Output is correct
10	Correct	11 ms	23764 KB	Output is correct
11	Correct	12 ms	23760 KB	Output is correct
12	Correct	12 ms	23784 KB	Output is correct
13	Correct	12 ms	23796 KB	Output is correct
14	Correct	11 ms	23764 KB	Output is correct
15	Correct	12 ms	23704 KB	Output is correct
16	Correct	12 ms	23764 KB	Output is correct
17	Correct	12 ms	23764 KB	Output is correct
18	Correct	12 ms	23800 KB	Output is correct
19	Correct	12 ms	23768 KB	Output is correct
20	Correct	13 ms	23848 KB	Output is correct
21	Correct	13 ms	23752 KB	Output is correct
22	Correct	12 ms	23820 KB	Output is correct
23	Correct	11 ms	23856 KB	Output is correct
24	Correct	13 ms	23852 KB	Output is correct
25	Correct	12 ms	23800 KB	Output is correct
26	Correct	13 ms	23776 KB	Output is correct
27	Correct	13 ms	23764 KB	Output is correct
28	Correct	16 ms	23756 KB	Output is correct
29	Correct	13 ms	23764 KB	Output is correct

Subtask #3

28.0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	23764 KB	Output is correct
2	Correct	12 ms	23764 KB	Output is correct
3	Correct	13 ms	23708 KB	Output is correct
4	Correct	11 ms	23764 KB	Output is correct
5	Correct	11 ms	23692 KB	Output is correct
6	Correct	11 ms	23704 KB	Output is correct
7	Correct	13 ms	23764 KB	Output is correct
8	Correct	13 ms	23800 KB	Output is correct
9	Correct	14 ms	23784 KB	Output is correct
10	Correct	11 ms	23764 KB	Output is correct
11	Correct	12 ms	23760 KB	Output is correct
12	Correct	12 ms	23784 KB	Output is correct
13	Correct	12 ms	23796 KB	Output is correct
14	Correct	11 ms	23764 KB	Output is correct
15	Correct	12 ms	23704 KB	Output is correct
16	Correct	12 ms	23764 KB	Output is correct
17	Correct	12 ms	23764 KB	Output is correct
18	Correct	12 ms	23800 KB	Output is correct
19	Correct	12 ms	23768 KB	Output is correct
20	Correct	13 ms	23848 KB	Output is correct
21	Correct	13 ms	23752 KB	Output is correct
22	Correct	12 ms	23820 KB	Output is correct
23	Correct	11 ms	23856 KB	Output is correct
24	Correct	13 ms	23852 KB	Output is correct
25	Correct	12 ms	23800 KB	Output is correct
26	Correct	13 ms	23776 KB	Output is correct
27	Correct	13 ms	23764 KB	Output is correct
28	Correct	16 ms	23756 KB	Output is correct
29	Correct	13 ms	23764 KB	Output is correct
30	Correct	285 ms	75516 KB	Output is correct
31	Correct	239 ms	63116 KB	Output is correct
32	Correct	200 ms	89140 KB	Output is correct
33	Correct	192 ms	77356 KB	Output is correct
34	Correct	213 ms	77320 KB	Output is correct
35	Correct	190 ms	72132 KB	Output is correct
36	Correct	178 ms	62636 KB	Output is correct
37	Correct	168 ms	56504 KB	Output is correct
38	Correct	177 ms	55612 KB	Output is correct
39	Correct	190 ms	55312 KB	Output is correct
40	Correct	191 ms	53540 KB	Output is correct
41	Correct	226 ms	61384 KB	Output is correct
42	Correct	259 ms	56036 KB	Output is correct
43	Correct	182 ms	79084 KB	Output is correct

Subtask #4

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	14 ms	23764 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
2	Halted	0 ms	0 KB	-

Subtask #5

0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	23764 KB	Output is correct
2	Correct	12 ms	23764 KB	Output is correct
3	Correct	13 ms	23708 KB	Output is correct
4	Correct	11 ms	23764 KB	Output is correct
5	Correct	11 ms	23692 KB	Output is correct
6	Correct	11 ms	23704 KB	Output is correct
7	Correct	13 ms	23764 KB	Output is correct
8	Correct	13 ms	23800 KB	Output is correct
9	Correct	14 ms	23784 KB	Output is correct
10	Correct	11 ms	23764 KB	Output is correct
11	Correct	12 ms	23760 KB	Output is correct
12	Correct	12 ms	23784 KB	Output is correct
13	Correct	12 ms	23796 KB	Output is correct
14	Correct	11 ms	23764 KB	Output is correct
15	Correct	12 ms	23704 KB	Output is correct
16	Correct	12 ms	23764 KB	Output is correct
17	Correct	12 ms	23764 KB	Output is correct
18	Correct	12 ms	23800 KB	Output is correct
19	Correct	12 ms	23768 KB	Output is correct
20	Correct	13 ms	23848 KB	Output is correct
21	Correct	13 ms	23752 KB	Output is correct
22	Correct	12 ms	23820 KB	Output is correct
23	Correct	11 ms	23856 KB	Output is correct
24	Correct	13 ms	23852 KB	Output is correct
25	Correct	12 ms	23800 KB	Output is correct
26	Correct	13 ms	23776 KB	Output is correct
27	Correct	13 ms	23764 KB	Output is correct
28	Correct	16 ms	23756 KB	Output is correct
29	Correct	13 ms	23764 KB	Output is correct
30	Correct	285 ms	75516 KB	Output is correct
31	Correct	239 ms	63116 KB	Output is correct
32	Correct	200 ms	89140 KB	Output is correct
33	Correct	192 ms	77356 KB	Output is correct
34	Correct	213 ms	77320 KB	Output is correct
35	Correct	190 ms	72132 KB	Output is correct
36	Correct	178 ms	62636 KB	Output is correct
37	Correct	168 ms	56504 KB	Output is correct
38	Correct	177 ms	55612 KB	Output is correct
39	Correct	190 ms	55312 KB	Output is correct
40	Correct	191 ms	53540 KB	Output is correct
41	Correct	226 ms	61384 KB	Output is correct
42	Correct	259 ms	56036 KB	Output is correct
43	Correct	182 ms	79084 KB	Output is correct
44	Incorrect	14 ms	23764 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-