oj.uz

답안 #532584

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
532584 2022-03-03T09:01:09 Z stefantaga 고대 책들 (IOI17_books) C++14
0 / 100
 1 ms 204 KB 
#include <cstdio>
#include <vector>
#include <cassert>
#include <bits/stdc++.h>
#include "books.h"
int n,v[1000005],pozitii[1000005];
using namespace std;
long long minimum_walk(std::vector<int> p, int s)
{
    n=p.size();
    int i;
    for (i=1; i<=n; i++)
    {
        v[i]=p[i-1]+1;
    }
    int sum=0,acum=s+1,nr=0;
    for (i=1; i<=n; i++)
    {
        if (v[i]!=i)
        {
            nr++;
        }
    }
    for (i=1; i<=n; i++)
    {
        if (v[i]!=i)
        {
            int ceam;
            sum=sum+abs(acum-i);
            acum=i;
            ceam=v[i];
            v[i]=0;
            while (v[ceam]&&ceam!=acum)
            {
                sum=sum+abs(acum-ceam);
                acum=ceam;
                swap(v[ceam],ceam);
            }

            sum=sum+abs(acum-ceam);
            acum=ceam;
            v[ceam]=ceam;
        }
    }
    sum=sum+abs(acum-(s+1));
    pozitii[1]=1;
    pozitii[2]=2;
    pozitii[3]=v[1];
    pozitii[4]=v[2];
    sort (pozitii+1,pozitii+5);
    sum=min(sum,pozitii[2]-pozitii[1]+(pozitii[3]-pozitii[2])*3+pozitii[4]-pozitii[3]+pozitii[4]-pozitii[1]);
    return sum;
}
#ifdef HOME
int main()
{
    ifstream cin("date.in");
    ofstream cout("date.out");
    int n, s;
    cin>>n>>s;

    vector<int> p((unsigned) n);
    for(int i = 0; i < n; i++)
    {
        cin>>p[i];
    }
    long long res = minimum_walk(p, s);
    cout<<res;

    return 0;
}
#endif // HOME

Subtask #1
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB 3rd lines differ - on the 1st token, expected: '6', found: '4'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB 3rd lines differ - on the 1st token, expected: '6', found: '4'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB 3rd lines differ - on the 1st token, expected: '6', found: '4'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 204 KB 3rd lines differ - on the 1st token, expected: '3304', found: '4'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB 3rd lines differ - on the 1st token, expected: '6', found: '4'
2 Halted 0 ms 0 KB -