Reference no: EM131863927

Exercise Set

Variables, Data Types and Functions

1. Install the Integrated Development Environment on your computer. This will be Microsoft Visual Studio for the PC and Xcode for MAC users.

2. Write, compile and run your first C++ program. This program outputs Hello World to the screen. Please refer to the instructions on Creating, Compiling and Running your First C++ Program provided in Module 1.

3. Write a function called AddDouble(...) which adds two numbers of type double and returns the result.

4. Write a recursive function called fibonacci(...), which would compute the first 21 Fibonacci numbers F₀, F₁,... F₂₀, and print it to the screen. The first two Fibonacci numbers are F₀ = 0, F₁ = 1, and thereafter each successive Fibonacci number F_i is the sum of the two preceding Fibonacci numbers F_i-1 and F_i-2.

5. Write a simple program to declare and initialize variables, and print the following quantities:
- The number of people currently taking EEO 224 (there are 9 students).
- The number of atoms in the "known universe"(≈ 10⁸²).
- The population of USA (≈ 325,467,306).
- The population of Earth (≈ 7, 598,406,385).
- Two variables: First initials of your first name and last name.

6. Write a program which opens a file and reads several numbers, utilizing the fscanf() function.