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  1. #include <iostream>
  2. #include <istream>
  3. #include <limits>
  4. #include <string>
  5.  
  6. // These 2 functions will read a string/integer from an istream with error checking
  7. std::string ReadString(std::istream& is)
  8. {
  9. 	std::string result = "";
  10.     while (!std::getline(is, result)) // do this until the user enters valid input
  11. 	{
  12. 	    std::cin.clear(); // clear the error flags
  13. 		std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n'); // ignore the invalid data
  14. 	}
  15. 	return result;
  16. }
  17.  
  18. int ReadInt(std::istream& is)
  19. {
  20. 	int result = -1;
  21. 	while (!(is >> result))
  22. 	{
  23. 		std::cin.clear(); // clear the error flags
  24. 		std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n'); // ignore the invalid data
  25. 	}
  26. 	return result;
  27. }
  28.  
  29. int main(void)
  30. {
  31. 	std::cout << "Enter the racer's first name: ";
  32. 	std::string RacerName = ReadString(std::cin); // NOTE:  should be a string
  33.  
  34. 	std::cout << "Enter the time (in minutes) at checkpoint 1: ";
  35. 	int CheckpointOne = ReadInt(std::cin);
  36. 	std::cout << "\nEnter the time (in minutes) at checkpoint 2: ";
  37. 	int CheckpointTwo = ReadInt(std::cin);
  38. 	std::cout << "\nEnter the time (in minutes) at checkpoint 3: ";
  39. 	int CheckpointThree = ReadInt(std::cin);
  40. 	std::cout << "\nEnter the time (in minutes) at checkpoint 4: ";
  41. 	int CheckpointFour = ReadInt(std::cin);
  42.  
  43. 	std::cout << "\nTimes for " << RacerName << std::endl
  44. 			<< "\tCheckpoint 1:  " << CheckpointOne << std::endl
  45. 			<< "\tCheckpoint 2:  " << CheckpointTwo << std::endl
  46. 			<< "\tCheckpoint 3:  " << CheckpointThree << std::endl
  47. 			<< "\tCheckpoint 4:  " << CheckpointFour << std::endl;
  48.  
  49. 	return 0;
  50. }
Success #stdin #stdout 0s 3420KB
comments ()
stdin
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Fred
1
2
3
4
stdout
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Enter the racer's first name: Enter the time (in minutes) at checkpoint 1: 
Enter the time (in minutes) at checkpoint 2: 
Enter the time (in minutes) at checkpoint 3: 
Enter the time (in minutes) at checkpoint 4: 
Times for Fred
	Checkpoint 1:  1
	Checkpoint 2:  2
	Checkpoint 3:  3
	Checkpoint 4:  4
https://ideone.com/jhRP0Z
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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