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  1. #include <iostream>
  2. #include <string>
  3. #include <sstream>
  4.  
  5. bool readAndDisplayRecord(std::istream& is)
  6. {
  7.     std::cout << "Name: ";
  8.  
  9.     float grade;
  10.     while (!(is >> grade))      // A name is not a number.
  11.     {
  12.         is.clear(); // clear the stream's error state.
  13.         std::string name;
  14.         if (!(is >> name))
  15.             return false;
  16.  
  17.         std::cout << name << ' ';
  18.     }
  19.  
  20.     std::cout << "\nGrades:\n\t" << grade << '\n';
  21.     for (unsigned i = 0; i < 2; ++i)
  22.     {
  23.         if (!(is >> grade))
  24.             return false;
  25.  
  26.         std::cout << '\t' << grade << '\n';
  27.     }
  28.  
  29.     return true;
  30. }
  31.  
  32. int main()
  33. {
  34.     std::istringstream input_stream(
  35.         std::string(
  36.             "Achmed Abdul Jonah Josh Tonn 75.5 80.0 99.9\n"
  37.             "John Smith 80.0 90.9 100\n"
  38.             "Samantha F Jones 70.0 79.0 75.0\n"
  39.         )
  40.     );
  41.  
  42.  
  43.     while (readAndDisplayRecord(input_stream))
  44.         std::cout << '\n' ;
  45. }
Success #stdin #stdout 0s 3476KB
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stdin
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Standard input is empty
stdout
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Name: Achmed Abdul Jonah Josh Tonn 
Grades:
	75.5
	80
	99.9

Name: John Smith 
Grades:
	80
	90.9
	100

Name: Samantha F Jones 
Grades:
	70
	79
	75

Name:
https://ideone.com/l3HAEc
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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