C

#include <bits/stdc++.h>

using namespace std;

#define _test   int _TEST; cin>>_TEST; while(_TEST--)
#define ff     first
#define ss     second
#define pb     push_back

int main()
{
    _test
    {
        int n, x;
        cin>>n>>x;

        vector<int> a(n), b(n);
        for(auto &e: a)     cin>>e;
        for(auto &e: b)     cin>>e;

        vector<pair<int, int>> vp;
        for(int i=0; i<n; i++)
            vp.pb({a[i], i});

        sort(vp.begin(), vp.end());
        sort(b.begin(), b.end());

        vector<int> ans(n);
        int f = 1;

        for(int i=x; i>0; i--)
        {
            ans[vp[n-i].ss] = b[x-i];
            f &= (ans[vp[n-i].ss] < a[vp[n-i].ss]);
        }

        for(int i=x+1, j=0; i<=n; i++, j++)
        {
            ans[vp[j].ss] = b[x+j];
            f &= (ans[vp[j].ss] >= a[vp[j].ss]);
        }

        if(f)
        {
            cout<<"YES\n";
            for(auto e: ans)        cout<<e<<" ";
            cout<<"\n";
        }
        else       cout<<"NO\n";
    }
}