Monday, July 26, 2021

Algoexpert Palindrome Check.java

import java.util.*;
class Program {
public static boolean isPalindrome(String str) {
// handle corner cases
if (str == null || str.length() < 2) {
return true;
}
int begin = 0; int end = str.length() - 1;
while (begin < end) {
if (str.charAt(begin) != str.charAt(end)) {
return false;
}
begin++;
end--;
}
return true;
}
}

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