#include<bits/stdc++.h>
using namespace std;
#define ll long long
void __print(int x) {cerr << x;}
void __print(ll x) {cerr << x;}
void __print(const string &x) {cerr << '\"' << x << '\"';}
template<typename T, typename V>
void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ','; __print(x.second); cerr << '}';}
template<typename T>
void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? "," : ""), __print(i); cerr << "}";}
void _print() {cerr << "]\n";}
template <typename T, typename... V>
void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
#ifndef ONLINE_JUDGE
#define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
#else
#define debug(x...)
#endif
#define sum(a) (accumulate((a).begin(),(a).end(),0))
#define mysequence(a) (iota((a).begin(),(a).end(),1))
template<typename T,typename U> void mymax(T& a,U b){if(a < b) a = b;}
template<typename T,typename U> void mymin(T& a,U b){if(a > b) a = b;}


void solve(){
    int n; cin>>n;
    vector<int> a(n);
    for(int i=0; i<n; i++) cin>>a[i];
    sort(a.rbegin(),a.rend());
    int c = 0;
    for(int j = 0; j<n; j++){
        if(a[n-1] < a[j]) c++;
    }
    cout<<c<<"\n";
}

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    #ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
    #endif
    int tt=1;
    cin>>tt;
    for(int i=1; i<=tt; i++){
        solve();
    }
    return 0;
}