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Interview Question for Software Developer Intern at
Facebook:
Feb 28, 2013
Given a string, return true if it's a palindrome. Only alphanumeric characters considered. Do this in one pass through the string.
See more for this Facebook Software Developer Intern Interview
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Answers & Comments (1)
String copy = input;
for(int i = 0, j= input.length() - 1; j >= 0; --j)
if (input.charAt(i++) != copy.charAt(j))
return false;
return true;
}
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