fork download
copy 
  1. // Drew Duffey			CSC5			Chapter 5, P.297, #19
  2. // 
  3. /*******************************************************************************
  4.  * 
  5.  * COMPUTE BUDGET
  6.  * _____________________________________________________________________________
  7.  * This program will take a budget amount, followed by a list of expenses, and
  8.  * determine how over/under budget the expenses are.
  9.  * _____________________________________________________________________________
  10.  * INPUT
  11.  * Budget		: The total budget given
  12.  * Expense		: The cost of an expense
  13.  * 
  14.  * OUTPUT
  15.  * Over/Under	: How over/under budget the expenses are
  16.  * 
  17. *******************************************************************************/
  18. #include <iostream>
  19. #include <iomanip>
  20. using namespace std;
  21. int main ()
  22. {
  23. 	float budget;//INPUT - The total budget given
  24. 	float expense;//INPUT - The cost of an expense
  25. 	bool input;//CALC - Flag to check for the sentinel value
  26. 	float remaining;//OUTPUT - How over/under budget the expenses are
  27. 	float total;//CALC - Accumulator, the total amount of the expenses
  28.  
  29. 	//Input total budget
  30. 	cout << "Enter your total monthly budget: ";
  31. 	cin >> budget;
  32. 	cout << endl << endl;
  33. 	input = true;
  34.  
  35. 	//Loop for expense input
  36. 	while (input)
  37. 	{
  38. 		cout << "Please enter the amount of an expense for this month, " <<
  39. 			"or input a negative value to stop:\n";
  40. 		cin >> expense;
  41.  
  42. 		//Check for sentinel values, then break loop once one is entered
  43. 		if (expense <= 0)
  44. 		{
  45. 			input = false;
  46. 			break;
  47. 		}
  48.  
  49. 		//Add expense to total
  50. 		total += expense;
  51. 	}
  52.  
  53. 	//After looping, subtract expenses from total budget
  54. 	remaining = budget - total;
  55.  
  56. 	//Display how much over/under the user is
  57. 	cout << "\nYou have " << fixed << setprecision(2) << remaining << 
  58. 		" left, and are "; 
  59.  
  60. 	if (remaining <= 0)
  61. 	{
  62. 		cout << "over budget.";
  63. 	}
  64. 	else
  65. 	{
  66. 		cout << "under budget.";
  67. 	}
  68. return 0;
  69. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
copy 
50
75
-2
stdout
copy 
Enter your total monthly budget: 

Please enter the amount of an expense for this month, or input a negative value to stop:
Please enter the amount of an expense for this month, or input a negative value to stop:

You have -25.00 left, and are over budget.
https://ideone.com/eJRsLy
language:
C++ (gcc 8.3)
created:
13 days ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!