Driver Code
public static void Main ( String [ ] args ) { node circle1 = new node ( ) ; node circle2 = new node ( ) ; int k = 3 ; circle1 . x = 0 ; circle1 . y = 0 ; circle1 . r = 5 ; circle2 . x = 8 ; circle2 . y = 3 ; circle2 . r = 2 ; if ( check ( circle1 , circle2 , k ) ) { Console . WriteLine ( " Yes " ) ; } else { Console . WriteLine ( " No " ) ; } } }