sum of three parameters

class con1
{
con1()
{
System.out.println("no parameters");
}
con1(int a)
{
System.out.println("single parameter"+a);
}
con1(int a,double b)
{
System.out.println("two parameters"+a+" "+b);
}
con1(int a,float b)
{
System.out.println("three parameters"+a+" "+b);
}
}
class co
{
public static void main(String args[])
{
con1 x=new con1();
con1 x1=new con1(5);
con1 x2=new con1(5,6.5);
con1 x3=new con1(55,7.5);
}
}