Write a python program to swap the first and last value of a list?
Write a python program to print table of a given number?
Write a python program to check if a number is an armstrong number?
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Write a function that takes as input a binary tree, and prints out each level of the tree on a newline. For example: a / b c / / d e f will output: a b c d e f
Can you write a program to find the average of numbers in a list in python?
Write a python program to check common letters in two input strings?
Write a python program to find the second largest number in a list?
Write a function that takes an unsorted integer array, and returns a three element subset whose sum is zero.
Write a python program to check if a string is a palindrome or not?
Write a python program to check if a number is a perfect number?
Write a python program to count the number of vowels in a string?
Write a python program to check if a number is a strong number?
Given a circular list of integers (when you reach the end of the list you come back to the beginning), what is the most efficient algorithm to find the smallest integer in the list? For example: circular_list = [22, 52, 66, 82, 5, 8, 12, 19].
Write a function to efficiently convert a floating point number to a rational number. For example, given 0.125 return "1/8"