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Luigi and Uniformity.cpp
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Luigi and Uniformity.cpp
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#include<bits/stdc++.h>
using namespace std;
int main()
{
int t,n,i,j,count;
cin>>t;
while(t--)
{
cin>>n;
count=0;
vector<int>v(n);
for(i=0; i<n; i++)
{
cin>>v[i];
}
sort(v.begin(),v.end());
int flag=1;
for(j=0; j<n-1; j++)
{
if(v[j]!=v[j+1])
{
flag=0;
break;
}
}
if(flag==1)
{
cout<<"0"<<endl;
}
else
{
for(j=0; j<n; j++)
{
if(v[j]%v[0]!=0)
{
cout<<n<<endl;
break;
}
else if(v[j]!=v[0] && v[j]%v[0]==0)
{
count++;
}
}
if(j==n)
{
cout<<count<<endl;
}
}
}
}