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  1. #include <iostream>
  2. #include <string>
  3. #include <vector>
  4. #include <stdexcept>
  5.  
  6. struct itemInfo
  7. {
  8.     int quantity;
  9.     std::string name;
  10.     double price;
  11. };
  12.  
  13. std::istream& operator>>(std::istream &in, itemInfo &item)
  14. {
  15.     try
  16.     {
  17.         std::string line;
  18.  
  19.         if (std::getline(in, line))
  20.         {
  21.             auto start = line.find_first_not_of(" \t");
  22.             auto stop = line.find_first_of(" \t", start + 1);
  23.             item.quantity = std::stoi(line.substr(start, stop - start));
  24.  
  25.             start = line.find_first_not_of(" \t", stop + 1);
  26.             stop = line.find(" at ", start);
  27.             item.name = line.substr(start, stop - start);
  28.  
  29.             start = line.find_first_not_of(" \t", stop + 4);
  30.             item.price = std::stod(line.substr(start));
  31.         }
  32.     }
  33.     catch (const std::logic_error &)
  34.     {
  35.         in.setstate(std::ios_base::failbit); 
  36.     }
  37.  
  38.     return in;
  39. }
  40.  
  41. int main()
  42. {
  43.     itemInfo item;
  44. 	std::vector<itemInfo> items;
  45.  
  46.     while (std::cin >> item)
  47.     { 
  48.         items.push_back(item);
  49.     }
  50.  
  51.     // use items as needed...
  52.  
  53.     for(auto &item : items)
  54.     {
  55.     	std::cout << item.name << ": " << item.quantity << " @ " << item.price << std::endl;
  56.     }
  57.  
  58.     return 0;
  59. }
Success #stdin #stdout 0.01s 5436KB
comments (?)
stdin
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1 toy at 10.65
2  box of books at 12.11
1 pot plant at 6.45
stdout
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toy: 1 @ 10.65
box of books: 2 @ 12.11
pot plant: 1 @ 6.45
https://ideone.com/QraaDG
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

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