// This is the header file for the maths module example
// The header file will contain:
//     - any #define
//     - function prototypes and any comments

#define PI 3.14

// This function will return an absolute value of a number given to it
// Inputs Number 
// Outputs  Number 
int absolute_value(int number);

// This function will calculate powers of for a number
// Inputs: number and the power we want to take it to 
// Outputs: number
int powers_of(int number, int power);

// Function that calculates the sum of two numbers  
// Inputs: Two numbers 
// Outputs: number 
int sum(int number_one, int number_two);