Driver code
if __name__ == " _ _ main _ _ " : NEW_LINE INDENT s = [ " * . * " , " * . . " , " . . . " ] NEW_LINE n = len ( s ) ; NEW_LINE m = len ( s [ 0 ] ) ; NEW_LINE rs = findFourthVertex ( n , m , s ) ; NEW_LINE print ( rs [ 0 ] , rs [ 1 ] ) NEW_LINE DEDENT