#include<bits/stdc++.h>
using namespace std;

int main(){
  using ll=long long;
  int n,b;
  cin>>n>>b;
  vector<ll> c(n),s(n);
  vector<pair<ll,ll>> cs(n);
  for (int i=0;i<n;i++) cin>>c[i];
  for (int i=0;i<n;i++) cin>>s[i];
  {
    for (int i=0;i<n;i++) cs[i]={c[i],s[i]};
    sort(cs.begin(),cs.end());
    for (int i=0;i<n;i++) c[i]=cs[i].first,s[i]=cs[i].second;
  }
  ll ans=0;
  auto f=[&](int k){
    auto c2=c,s2=s;
    c[k]=1;
    {
      for (int i=0;i<n;i++) cs[i]={c[i],s[i]};
      sort(cs.begin(),cs.end());
      for (int i=0;i<n;i++) c[i]=cs[i].first,s[i]=cs[i].second;
    }
    ll nb=b,cnt=0;
    for (int i=0;i<n;i++){
      ll r=min(s[i],nb/c[i]);
      nb-=r*c[i];
      cnt+=r;
    }
    ans=max(ans,cnt);
    c=c2,s=s2;
  };
  ll nb=b;
  for (int i=0;i<n;i++){
    ll r=min(s[i],nb/c[i]);
    nb-=r*c[i];
    if (r<s[i]){
      f(i);
      if (i) f(i-1);
      pair<int,int> p={0,0};
      for (int j=i+1;j<n;j++) p=max(p,{s[j],j});
      f(p.second);
      break;
    }
  }
  cout<<ans<<endl;
}