Method Overloading

public static void Calculate(int a, double b)

        {

            Console.WriteLine("int,double");

        }

        public static void Calculate(double a, int b)

        {

            Console.WriteLine("double,int");

        }

static void Main(string[] args)

        {

            /// Error-The best overloaded method match for '.Calculate(double, int)' has some invalid arguments.

            /// Error-Argument 2: cannot convert from 'double' to 'float'

            ///Calculate(2.5, 2.5);/// Invalid

///Error-The call is ambiguous between the following methods or properties: 'Calculate(int, double)' and 'Calculate(double, int)'

            ///Calculate(2, 2);/// Invalid

            Calculate(2, 2.5);/// Valid

            Calculate(2, 2.5f);/// Valid

            Calculate(2.5, 2);/// Valid

            Calculate(2.5f, 2);/// Valid

}

Output 
int,double
int,double
double,int
double,int