Driver Code
$ str1 = " geek " ; $ str2 = " geek " ; $ k = 7 ; if ( isConvertible ( $ str1 , $ str2 , $ k ) ) echo " Yes " . " STRNEWLINE " ; else echo " No " . " STRNEWLINE " ; $ str1 = " geeks " ; $ str2 = " geek " ; $ k = 5 ; if ( isConvertible ( $ str1 , $ str2 , $ k ) ) echo " Yes " . " STRNEWLINE " ; else echo " No " . " STRNEWLINE " ; ? >