#include<bits/stdc++.h>
using namespace std;
bool comp(pair<int,int>p1,pair<int,int>p2)
{
if(p1.second==p2.second)
return false;
return p1.second<p2.second;
}
bool comp1(pair<int,int>p1,pair<int,int>p2)
{
return p1.first<p2.first;
}
int main()
{
int test;
cin>>test;
for(int z=0;z<test;z++)
{
int n,s;
cin>>n>>s;
int amount=100-s;
if(amount<=0)
continue;
vector<int>v;
v.reserve(n);
vector<int>key;
key.reserve(n);
for(int i=0;i<n;i++)
{
int price;
cin>>price;
v.push_back(price);
}
int k=0;
for(int i=0;i<n;i++)
{
int l;
cin>>l;
key.push_back(l);
if(l==0)
k++;
}
if(k==0)
continue;
if(k==n)
continue;
vector<pair<int,int>>final;
final.reserve(n);
for(int i=0;i<n;i++)
{
final.push_back(make_pair(v[i],key[i]));
}
sort(final.begin(),final.end(),comp1);
sort(final.begin(),final.end(),comp);
int price=final[0].first+final[k].first;
if(price>amount)
{
cout<<"no"<<endl;
}
else
{
cout<<"yes"<<endl;
}
}
}