Tip 1: Be consistent.
Tip 2: Solve as many problems as possible.
Tip 3: Focus on DBMS.
Tip 1: Clean and crisp resume.
Tip 2: Write only what you know.



Check if there are duplicate values in the array or not and if there return them in ascending order.



We have to check if the given string is a palindrome or not. A palindrome string is the one which is spelled same from the front as well as from the back.


We were provided with an array of integers, if the number is a multiple of 3 we have to replace it with 'fizz' and if it is a multiple of 5 then we have to replace the number with 'buzz' and if it is a multiple of both then replace it with 'fizzbuzz'.

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What is recursion?