driver function
public static void main ( String argc [ ] ) { char X [ ] = ( "3759" ) . toCharArray ( ) ; char Y [ ] = ( "9350" ) . toCharArray ( ) ; System . out . println ( " Minimum ▁ Cost ▁ to ▁ make ▁ two ▁ strings " + " ▁ identical ▁ is ▁ = ▁ " + findMinCost ( X , Y ) ) ; } }