41 lines
767 B
C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
ll pow(ll x,ll y,ll m=1e9+7){ll ans=1;x%=m;while(y){if(y&1)ans=(ans*x)%m;x=(x*x)%m;y>>=1;}return ans;}
void solve()
{
int n,m;
cin>>n>>m;
string s,c;
cin>>s;
set<int>st;
for(int i=0; i<m; ++i)
{
int x;
cin>>x;
st.insert(x);
}
cin>>c;
sort(c.begin(),c.end());
vector<int>v;
for(auto x:st) v.push_back(x);
for(int i=0; i<st.size(); ++i)
{
s[v[i]-1] = c[i];
}
cout<<s<<endl;
}
signed main()
{
ios_base::sync_with_stdio(false), cin.tie(nullptr);
int TCS = 1;
cin >> TCS;
for (int TC = 1; TC <= TCS; ++TC)
{
// cout<<"Case "<<TC<<": ";
solve();
}
}