Driver Code
public static void Main ( ) { int x1 = 4 , y1 = 3 ; int x2 = 0 , y2 = 1 ; int r1 = 2 , r2 = 4 ; bool f = orthogonality ( x1 , y1 , x2 , y2 , r1 , r2 ) ; if ( f ) Console . WriteLine ( " Given ▁ circles ▁ are ▁ orthogonal . " ) ; else Console . WriteLine ( " Given ▁ circles ▁ are ▁ not ▁ orthogonal . " ) ; } }