Submission #761358

#	Time	Username	Problem	Language	Result	Execution time	Memory
761358		Rafi22	Ancient Books (IOI17_books)	C++14	0 / 100	1 ms	212 KiB

books

#include <bits/stdc++.h>

using namespace std;

#define endl '\n'
#define st first
#define nd second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
#define ll long long
ll mod=1000000007;
int inf=1000000007;
ll infl=1000000000000000007;

ll minimum_walk(vector<int>p,int s)
{
    int n=sz(p);
    int mx=0,l=-1,L=-1;
    ll ans=0;
    for(int i=0;i<n;i++) if(i!=p[i]) l=i;
    for(int i=0;i<n;i++)
    {
        ans+=abs(p[i]-i);
        mx=max(mx,p[i]);
        if(i!=n-1&&mx==i&&i<=l)
        {
            ans++;
            L=i;
        }
    }
    return ans+L+1;
}
/*
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cout<<minimum_walk({3, 2, 1, 0}, 0);


    return 0;
}*/

• Subtask 1: 0 / 12
• Subtask 2: 0 / 10
• Subtask 3: 0 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 30