include
using namespace std;
void solve(){
int N;
cin>>N;
int A[N];
for(int i=0;i<N;i++){
cin>>A[i];
}
for(int i=1;i<N;i++){
if(A[i]<A[i-1]){
cout<<“NO”<<endl;
return;
}
cout<<“YES”<<endl;
}
}
int main() {
// your code goes here
int T;
while(T–){
solve();
}
return 0;
}