Minimum of given elements (Banglore)

#include <iostream>
using namespace std;
template <typename T>
  void min(T n1,T n2,T n3)
{
  if(n1<n2)
    {
      if(n1<n3)
          cout<<n1;
      else
          cout<<n3;
    }
  else if(n2<n3)
    cout<<n2;
  else
      cout<<n3;
}
int main() {
float a,b,c;
  cin>>a>>b>>c;
  min(a,b,c);
return 0;
}