My issue
My code
#include <iostream>
#include<algorithm>
using namespace std;
int main() {
// your code goes here
int t,i;
cin>>t;
while(t--)
{
int n;
cin>>n;
int a[n];
for(i=0;i<n;i++)
{
cin>>a[i];
}
int count=0;
sort(a,a+n);
for(i=0;i<n;i++){
if(a[i]==a[i+1])
{
count++;
}
}
cout<<n-1-count<<endl;
}
return 0;
}
Problem Link: EQUALELE Problem - CodeChef