C Language: User defined functions
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Using C visual express write a function that:
// gets an integer from the user and returns it
// make 3 calls to this function:
// 1.. To get the radius of the circle from the user and return it to main
// 2.. To get the length of the rectangle from the user and return it to main
// 3.. To get the width of the rectangle from the user and return it to main
(Hint: you can prompt from the main function BEFORE you call your function. You do NOT need to prompt from inside this function)
int GetInt(void);
// takes one arguments, the length of the square returns the area
int CalculateAreaRec(int length, int width);
// takes one argument, the radius of the circle and returns the area
double CalculateAreaCir(int radius);
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Solution Summary
The solution illustrates three user defined functions.
First getting an integer, three examples are used,
// 1.. To get the radius of the circle from the user and return it to main
// 2.. To get the length of the rectangle from the user and return it to main
// 3.. To get the width of the rectangle from the user and return it to main
Then two complicated functions to calculate the area of a square and to calculate the area of a circle are provided.
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- MEngSc, University of Melbourne
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