error SIGEMT IN GIVEN CODE ..any suggestion ??

#include<bits/stdc++.h>
using namespace std;
int main()
{
long long n,c,b;
int t;
cin>>t;
for(int j=0;j<t;j++)
{
cin>>n;
long long a[n];
c=0,b=0;
for(long long i=0;i<n;i++)
{
cin>>a[i];
if(a[i]<0)
b++;
else
c++;
}
if(b)
{
if(b>=c)
cout<<b<<" “<<c;
else
cout<<c<<” “<<b;
}
else
{
if(b)
cout<<b<<” “<<b;
if©
cout<<c<<” "<<c;
}
}
return 0 ;
}

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