Problem 1. Sum of 3 Integers

Problem 2. Print Company Information

Problem 3. Circle Perimeter and Area

Problem 4.  Number Comparer

Problem 5. Formatting Numbers

Problem 6. Quadratic Equation

Problem 8. Numbers from 1 to n

Problem 9. Sum of n Numbers

Problem 10. Fibonacci Numbers

Problem 11. Numbers in Interval Dividable by Given Number