#include<bits/stdc++.h>
using namespace std;
int ans,sum,num;
int n,k,m;
int a[10001];
int b[10001];
int main()
{
    cin>>n>>m;
    for(int i=1;i<=n;i++)
    {
    	cin>>a[i];
	}
	sort(a+1,a+1+n);
	for(int i=1;i<=m;i++)
	{
		cin>>b[i];
	}
	sort(b+1,b+1+m);
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=i;j++)
		{
			if(b[i]>=a[j])
			{
				ans+=b[i];
				b[i]=0;
				a[j]=0;
			}
			if(a[n]>b[m]||a[n-i]>b[m-i])
			{
				cout<<"you died!";
				return 0;
			}
		}
	}
	cout<<ans;
    return 0;
 }