Programming in C

120 Chapter 8 Working with Functions The differences between printMessageand the function mainfrom Program 3.1 is in the first a ...

Defining a Function 121 appears.This statement indicates that the function printMessageis to be executed.The open and close pare ...

122 Chapter 8 Working with Functions Program 8.2 Output Programming is fun. Programming is fun. Execution of the preceding progr ...

Arguments and Local Variables 123 program results to be displayed.These values, called arguments,greatly increase the useful- ne ...

124 Chapter 8 Working with Functions Function Prototype Declaration The function calculateTriangularNumberrequires a bit of expl ...

Arguments and Local Variables 125 where the value 10 becomes the value of the formal parameter ninside the function.The function ...

126 Chapter 8 Working with Functions Program 8.5 Output The gcd of 150 and 35 is 5 The gcd of 1026 and 405 is 27 The gcd of 83 a ...

Returning Function Results 127 defines a function gcdwith integer arguments uand vthat returns an integer value. In fact, you ca ...

128 Chapter 8 Working with Functions After the value of the greatest common divisor has been calculated by the gcdfunction, the ...

Returning Function Results 129 In Chapter 6, “Making Decisions,” you wrote a program to calculate and display the absolute value ...

130 Chapter 8 Working with Functions Program 8.7 Output result = 15.50 f1 = -15.50 result = 25.00 result = 716.00 result = 716.0 ...

Functions Calling Functions Calling... 131 floating arithmetic. In accordance with this rule, the division of the absolute value ...

132 Chapter 8 Working with Functions It is necessary to test the absolutedifference of guess^2 and xagainst εin step 2 because t ...

Functions Calling Functions Calling... 133 Program 8.8 Output squareRoot (2.0) = 1.414216 squareRoot (144.0) = 12.000000 squareR ...

134 Chapter 8 Working with Functions Based upon this discussion, you can understand that when the value of guess^2 - xis passed ...

Functions Calling Functions Calling... 135 If the function doesn’t take an argument, use the keyword voidbetween the paren- thes ...

136 Chapter 8 Working with Functions pass a negative argument to the squareRootfunction. Although this approach might seem reaso ...

Functions and Arrays 137 As you can see from the modified squareRootfunction (and as you also saw in the last example from Chapt ...

138 Chapter 8 Working with Functions function to display the elements of an array), the array element is specified as an argu- m ...

Functions and Arrays 139 int minimum (int values[10]) { int minValue, i; minValue = values[0]; for ( i = 1; i < 10; ++i ) if ...