제출 #657051

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
657051		inksamurai	Kitchen (BOI19_kitchen)	C++17	0 / 100	1 ms	468 KiB

kitchen

#include <bits/stdc++.h>
#define int ll
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define rng(i,c,n) for(int i=c;i<n;i++)
#define fi first
#define se second
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3NRqilq ios::sync_with_stdio(0),cin.tie(0)
typedef long long ll;
using pii=pair<int,int>;
using vi=vector<int>;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}

void chmin(int&a,int b){
	a=min(a,b);
}

signed main(){
_3NRqilq;	
	int n,m,k;
	cin>>n>>m>>k;
	vi a(n);
	rep(i,n){
		cin>>a[i];
	}
	vi b(m);
	rep(i,m){
		cin>>b[i];
	}
	sort(b.begin(),b.end());
	if(k>m){
		cout<<"Impossible\n";
		return 0;
	}
	assert(m==2 and k==1);
	const int inf=1e9;
	int ans=0;
	rep(i,n){
		// if(k==2){
		// 	if(a[i]<2){
		// 		ans+=inf;
		// 	}else{
		// 		ans+=b[0]+b[1]-a[i];
		// 	}
		// }else{
		if(a[i]>b[1]){
			ans+=inf;
		}else if(a[i]<=b[0]){
			ans+=b[0]-a[i];
		}else{
			ans+=b[1]-a[i];
		}
	}
	if(ans>=inf){
		cout<<"Impossible\n";
	}else{
		cout<<ans<<"\n";
	}
}

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