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  1. class Math
  2. {
  3. 	private:
  4. 		int num1; // one of the private data numbers
  5.  		int num2; // another one
  6. 		int num3; // the third one
  7. 		int num4; // the fourth one
  8. 		int num5; // the fifth one
  9. 	public:
  10. 		Math (int first, int second, int third, int fourth, int fifth); // the class constructor
  11. 		int Largest (); // member to return the largest number
  12. 		int Smallest ();// member to return the smallest number
  13.  
  14. };
  15. // definitions for the class member functions follow.
  16. // The syntax of each of the member functions in the class is in the form:
  17. //
  18. //    <return type> <class name>::<function name> <function arguments>
  19. //
  20. // There are two member functions. The first is a function automatically
  21. // called when you make an instance of the class. It is called a class
  22. // constructor and its job is to initialize the data in the class to the
  23. // values provided by the caller. Note that there is NEVER a return type
  24. // for a constructor
  25. // The first member function is Math. Its job is to initialize the data
  26. // in the class to those values provided by whoever calls it. Note that
  27. // there are no defaults provided here, so all five values must be
  28. // provided
  29. Math::Math (int first, int second, int third, int fourth, int fifth)
  30. {
  31. 	num1 = first;	// save the first int
  32. 	num2 = second ;	// save the second int
  33. 	num3 = third;	// save the third int
  34. 	num4 = fourth;	// save the fourth int
  35. 	num5 = fifth;	// save the fifth int
  36.  return;
  37. }
  38. //
  39. // The second member function is Largest. It examines the data held by the
  40. // class and returns the largest of the three data values.
  41. //
  42. int Math::Largest ()
  43. {
  44. 	int answer;            	// answer will be the largest we find
  45. 	answer = num1;         	// assume the first is the largest
  46.  	if (num2 > answer)     	// if the second number is larger
  47. 	answer = num2;    	// then update the answer
  48.    	if (num3 > answer)     	// now look at the third number
  49.         answer = num3;		// update the answer if we found a greater one
  50. 	if (num4 > answer)	// now look at the fouth number
  51. 	answer = num4;		// update the answer if we found a greater one
  52. 	if (num5 > answer)	// now look at the fifth number
  53. 	answer = num5;		//update the answer if we found a greater one
  54.     	return answer;        	// return the answer to the caller
  55. }
  56. int Math::Smallest ()
  57. {
  58. 	int answer;		// answer will be the smallest we find
  59. 	answer = num1;		// assume the first is the smallest
  60. 	if (num2 < answer)     	// if the second number is smaller
  61. 	answer = num2;    	// then update the answer
  62.    	if (num3 < answer)     	// now look at the third number
  63.         answer = num3;		// update the answer if we found a lesser one
  64. 	if (num4 < answer)	// now look at the fouth number
  65. 	answer = num4;		// update the answer if we found a lesser one
  66. 	if (num5 < answer)	// now look at the fifth number
  67. 	answer = num5;		//update the answer if we found a lesser one
  68.     	return answer;        	// return the answer to the caller
  69. } 
  70. //
  71. // A test main to show it works
  72. #include <iostream>
  73. using namespace std;
  74. int main ()
  75. {
  76.     	// make two objects to hold the numbers using the user defined data type
  77.     	// ... The value for num1, num2, num3, num4, and num5 will get "constructed" with 	// Object1
  78.     	// and Object2 thanks to our class member function Math
  79.     	Math Object1 (10, 20, 30, 40, 50); 	// The object type is Math, the object is
  80.                                 		// called Object1
  81.     	Math Object2 (5, 10, 6, 12, 7);    	// The object type is Math, the object is
  82.                                 		// called Object2
  83.     		// find the largest number in the first object (Object1) and print it out
  84.     		// use the cout object to print the information
  85.     	int solution;
  86.     	solution = Object1.Largest();
  87.     	cout << "Largest is " << solution << endl;
  88.    		// now do the same for the second object (Object2)
  89.     	solution = Object2.Largest();
  90.     	cout << "Largest is " << solution << endl;
  91. 		// now the same for all the lesser values
  92. 	solution = Object1.Smallest();
  93. 	cout << "Smallest is " << solution << endl;
  94. 	solution = Object2.Smallest();
  95. 	cout << "Smallest is " << solution << endl;
  96. // all done, so return
  97.     return 0;
  98. }
  99.  
Success #stdin #stdout 0.01s 5272KB
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stdin
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Standard input is empty
stdout
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Largest is 50
Largest is 12
Smallest is 10
Smallest is 5
https://ideone.com/rzSUFP
language:
C++ (gcc 8.3)
created:
12 days ago
visibility:
public

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