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  1. //Devin Scheu                                  CS1A                                    Chapter 7, P. 444, #2
  2. //
  3. /**************************************************************
  4. *
  5. * CALCULATE RAINFALL STATISTICS
  6. * ____________________________________________________________
  7. * This program determines the total rainfall, average monthly
  8. * rainfall, and the months with the highest and lowest rainfall
  9. * for a year.
  10. * ____________________________________________________________
  11. * INPUT
  12. * monthlyRainfall : The rainfall amounts for each of the 12 months
  13. *
  14. * OUTPUT
  15. * totalRainfall : The total rainfall for the year
  16. * averageRainfall : The average monthly rainfall
  17. * highestMonth : The month with the highest rainfall
  18. * lowestMonth : The month with the lowest rainfall
  19. *
  20. **************************************************************/
  21.  
  22. #include <iostream>
  23. #include <iomanip>
  24. #include <string>
  25.  
  26. using namespace std;
  27.  
  28. int main () {
  29.  
  30. 	//Variable Declarations
  31. 	const int MONTHS = 12;            //OUTPUT     - Number of months in a year
  32. 	double monthlyRainfall[MONTHS];   //INPUT      - The rainfall amounts for each of the 12 months
  33. 	double totalRainfall;             //OUTPUT     - The total rainfall for the year
  34. 	double averageRainfall;           //OUTPUT     - The average monthly rainfall
  35. 	int highestMonth;                 //OUTPUT     - The month with the highest rainfall
  36. 	int lowestMonth;                  //OUTPUT     - The month with the lowest rainfall
  37. 	string monthNames[MONTHS] = {"January", "February", "March", "April", "May", "June",
  38. 	                             "July", "August", "September", "October", "November", "December"};
  39.  
  40. 	//Prompt for Input
  41. 	for (int i = 0; i < MONTHS; i++) {
  42. 		cout << "Enter rainfall for " << monthNames[i] << " (in inches): ";
  43. 		cin >> monthlyRainfall[i];
  44. 		while (monthlyRainfall[i] < 0) {
  45. 			cout << "\nError: Please enter a non-negative number: ";
  46. 			cin >> monthlyRainfall[i];
  47. 		}
  48. 		cout << monthlyRainfall[i] << " inches" << endl;
  49. 	}
  50.  
  51. 	//Calculate Total and Average
  52. 	totalRainfall = 0;
  53. 	for (int i = 0; i < MONTHS; i++) {
  54. 		totalRainfall += monthlyRainfall[i];
  55. 	}
  56. 	averageRainfall = totalRainfall / MONTHS;
  57.  
  58. 	//Find Highest and Lowest Rainfall
  59. 	highestMonth = 0;
  60. 	lowestMonth = 0;
  61. 	for (int i = 1; i < MONTHS; i++) {
  62. 		if (monthlyRainfall[i] > monthlyRainfall[highestMonth]) {
  63. 			highestMonth = i;
  64. 		}
  65. 		if (monthlyRainfall[i] < monthlyRainfall[lowestMonth]) {
  66. 			lowestMonth = i;
  67. 		}
  68. 	}
  69.  
  70. 	//Separator and Output Section
  71. 	cout << "-------------------------------------------------------" << endl;
  72. 	cout << "OUTPUT:" << endl;
  73.  
  74. 	//Output Result
  75. 	cout << fixed << setprecision(2);
  76. 	cout << left << setw(25) << "Total Rainfall:" << right << setw(15) << totalRainfall << " inches" << endl;
  77. 	cout << left << setw(25) << "Average Rainfall:" << right << setw(15) << averageRainfall << " inches" << endl;
  78. 	cout << left << setw(25) << "Highest Rainfall:" << right << setw(15) << monthNames[highestMonth] << " (" << monthlyRainfall[highestMonth] << " inches)" << endl;
  79. 	cout << left << setw(25) << "Lowest Rainfall:" << right << setw(15) << monthNames[lowestMonth] << " (" << monthlyRainfall[lowestMonth] << " inches)" << endl;
  80.  
  81. } //end of main()
Success #stdin #stdout 0.01s 5320KB
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stdout
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Enter rainfall for January (in inches): 6 inches
Enter rainfall for February (in inches): 12 inches
Enter rainfall for March (in inches): 3 inches
Enter rainfall for April (in inches): 4 inches
Enter rainfall for May (in inches): 6 inches
Enter rainfall for June (in inches): 7 inches
Enter rainfall for July (in inches): 10 inches
Enter rainfall for August (in inches): 17 inches
Enter rainfall for September (in inches): 4 inches
Enter rainfall for October (in inches): 1 inches
Enter rainfall for November (in inches): 3 inches
Enter rainfall for December (in inches): 8 inches
-------------------------------------------------------
OUTPUT:
Total Rainfall:                    81.00 inches
Average Rainfall:                   6.75 inches
Highest Rainfall:                 August (17.00 inches)
Lowest Rainfall:                 October (1.00 inches)
https://ideone.com/sUhiaI
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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