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Merge pull request #375 from GammaBurst101/palindrome

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Resolve the conflict of closed PR #146
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Christian Bender 2018-03-29 16:32:11 +02:00 committed by GitHub
commit b88e9781f5
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1 changed files with 13 additions and 3 deletions
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16
Others/Palindrome.java
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@ -1,6 +1,6 @@
class Palindrome {
public String reverseString(String x){ //*helper method
private String reverseString(String x){ //*helper method
String output = "";
for(int i=x.length()-1; i>=0; i--){
output += x.charAt(i); //addition of chars create String
@ -9,8 +9,18 @@ class Palindrome {
}
public Boolean isPalindrome(String x){ //*palindrome method, returns true if palindrome
public Boolean FirstWay(String x){ //*palindrome method, returns true if palindrome
return (x.equalsIgnoreCase(reverseString(x)));
}
public boolean SecondWay(String x)
{
if (x.length() == 0 || x.length() == 1)
return true;
if (x.charAt(0) != x.charAt(x.length() - 1))
return false;
return SecondWay(x.substring(1 , x.length() - 1));
}
}