// C# program to demonstrate working of
// interface
using System;
// A simple interface
interface inter1
{
// method having only declaration
// not definition
void display();
}
// A class that implements interface.
class testClass : inter1
{
// providing the body part of function
public void display()
{
Console.WriteLine("Sudo Placement GeeksforGeeks");
}
// Main Method
public static void Main (String []args)
{
// Creating object
testClass t = new testClass();
// calling method
t.display();
}
}