Akansha Designs Interiors interview questions

Round 1: It was a written which consisted of 6 coding questions. It was set up just to see how well you can optimize code. 1: Swap two integers without using temporary variable. 2: Write a function to find substring in a string. 3: Write recursive function for Fibonacci series. 4:Check whether a given string is palindrome or not. 5: Function to convert decimal into binary. 6: Find if given input is binary or not.