Check for a Palindrome
EasyGiven a string, write a function that checks if any combination of the string's characters can be rearranged into palindrome.
For example, the string
ararcce can be rearranged to racecar, which is palindrome.But the string
bitcoin has no possible palindrome arrangements.Try it first
Solution
6 Essential Hash Tables Coding Interview Problems
Master Hash Tables by trying the coding challenges below.
- 1.Two sumEasy
- 2.Palindrome CheckEasy
- 3.Cover SetMedium
- 4.Missing numberMedium
- 5.Crypto ExchangeMedium
- 6.Distinct SubarrayHard