#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
int main()
{
int t;
cin>>t;
while(t--)
{
int n;
cin>>n;
int ar[100001];
int freq[10];
for(int i=0;i<10;i++) freq[i]=0;
for(int i=0;i<n;i++)
{
cin>>ar[i];
freq[ar[i]]++;
}
ll sum = 0;
sort(freq,freq+10);
for(int i=0;i<9;i++)
sum += freq[i];
cout<<sum<<endl;
}
return 0;
}
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