Enosis Solutions Written Test Programming Section

1. Write a function that will receive a string as an input and will return the string in reverse order.

2. Write a function that will receive a string as an input and will return the string in reverse order.

3. Write a function that prints all the multiples of 3 from 200 to 1.

4. Print the following series using only one loop. 10 9 8 7 6 5 4 3 2 1 2 3 4 5 6 7 8 9 10

5. Write a function to read integers from a file and output their average.

6. Write a function to print the duplicate elements.