// #1
// create a random number between min and max
int CreateRandomNumber(int min, int max)

// #2
// test if string represents a numeric value 
bool IsNumber(string str)


// #3
/* use cout to send the first parameter "text" to the console
   take in input from the user until they enter a valid integer
   value between min and max , the 2nd and 3rd parameters */
int PromptForInt( string text, int minval=INT_MIN, int maxval=INT_MAX)


// #4
// used to find half of an integer value
double Half(int) 


// #5
// calculate the some of a number of elements in an array 
void Sum(double * arr,int size,double & result)

// #6
// find the smallest value in an array
int Smallest(int * arr,int size)


// #7
// Search an array for the position of a specific value ( -1 indicates not found )   
int SearchArray(int * arr,int size, int val)


// #8
// Search an array for the position of the the first even number ( -1 indicates not found )
void SearchForFirstEven(int * arr, int size, int * result)


// #9
// Search an array for the number of values between min and max
int (int *arr,int size, int min, int max)