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ReverseString.java
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49 lines (33 loc) · 1.31 KB
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public class ReverseString {
public static void main(String [] args){
/*
Testing conditions to ensure the methods are working correctly.
System.out.println(reverseString_two("candy"));
System.out.println(reverseString_three("lollipop"));
System.out.println(reverseString_one("apple"));
System.out.println(isPalindrome("dog"));
System.out.println(isPalindrome("mom"));
*/
}
public static String reverseString_one(String reverseMe){
String result = "";
int length = reverseMe.length();
for(int i = length -1; i >=0; i--){
result = result + reverseMe.charAt(i);
}
return result;}
public static String reverseString_two(String reverseMe){
StringBuilder sb = new StringBuilder();
for(int i =reverseMe.length()-1;i>=0;i--){
sb.append(reverseMe.charAt(i));
}
return sb.toString();}
public static String reverseString_three(String reverseMe){
StringBuilder sb = new StringBuilder(reverseMe);
return sb.reverse().toString();
}
public static boolean isPalindrome(String toCompare){
String reversed = reverseString_one(toCompare);
return reversed.equals(toCompare);
}
}