Write a function to convert temperature from Celsius to Fahrenheit.
You are given an array of numbers. Count how many times the a number is repeated in the array.
sample-input: numbers = [5,6,11,12,98, 5]
find: 5
output: 2
sample-input:
numbers = [5,6,11,12,98, 5]
find: 25
output: 0
Write a function to count the number of vowels in a string.
Write a function to find the longest word in a given string.
sample-input: I am learning Programming to become a programmer
sample-output: Programming
Generate a random number between 10 to 20.