제출 #616124

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
616124		rrrr10000	고대 책들 (IOI17_books)	C++14	0 / 100	1 ms	212 KiB

books

#include "books.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
typedef vector<ll> vi;
typedef vector<vi> vvi;
typedef vector<P> vp;
typedef vector<vp> vvp;
typedef vector<bool> vb;
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
#define REP(i,k,n) for(ll i=(ll)(k);i<(ll)(n);i++)
#define all(a) a.begin(),a.end()
#define fi first
#define se second
#define lb(v,k) (lower_bound(all(v),k)-v.bein())
#define dupli(a) {sort(all(a));a.erase(unique(all(a)),a.end());}
template<class T> bool chmin(T&a,T b){if(a>b){a=b;return true;}return false;}
template<class T> bool chmax(T&a,T b){if(a<b){a=b;return true;}return false;}
template<class T> void out(T a){cout<<a<<endl;}
template<class T> void outv(T v){rep(i,v.size()){if(i)cout<<' ';cout<<v[i];}cout<<endl;}
const ll inf=1001001001001001001;

long long minimum_walk(std::vector<int> p, int s) {
	ll n=p.size(),ans=0;
	rep(i,n-1){
		ll c=0;
		rep(j,i+1)if(p[j]>i)c++;
		if(c==0)c++;
		ans+=c;
	}
	return ans*2;
}

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