Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Transcribed Image Text:3
O 5
O 2
4
![How many times is the function wordScramble() called in the given
program?
public class WordScramble {
public static void wordScramble(String rem, String scr)
{
if (rem.isEmpty()) {
System.out.println(scr + rem);
}
else {
for (int i = 0; i < rem.length(); ++i) {
wordScramble((rem.substring(0, i) + rem.substri
ng(i + 1, rem.length())), (scr + rem.charAt(i)));
}
}
}
public static void main(String args[]) {
wordScramble("ab", "");
}
}](https://content.bartleby.com/qna-images/question/0fc7964f-ce1e-45d0-a58e-7cd1bb77c457/da9e0a23-0366-46d9-b9c5-fafbc48ac6ed/8iyp5e_processed.jpeg)
Transcribed Image Text:How many times is the function wordScramble() called in the given
program?
public class WordScramble {
public static void wordScramble(String rem, String scr)
{
if (rem.isEmpty()) {
System.out.println(scr + rem);
}
else {
for (int i = 0; i < rem.length(); ++i) {
wordScramble((rem.substring(0, i) + rem.substri
ng(i + 1, rem.length())), (scr + rem.charAt(i)));
}
}
}
public static void main(String args[]) {
wordScramble("ab", "");
}
}
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