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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4.  
  5. struct PancakeStats
  6. {
  7. 	PancakeStats(int personId, int numberOfPancakes)
  8. 	: personId(personId)
  9. 	, numberOfPancakes(numberOfPancakes)
  10. 	{
  11.  
  12. 	}
  13. 	int personId;
  14. 	int numberOfPancakes;
  15.  
  16. 	bool operator < (const PancakeStats& other)
  17. 	{
  18. 		return numberOfPancakes < other.numberOfPancakes;
  19. 	}
  20. };
  21.  
  22. int main() 
  23. {
  24. 	const auto numberOfInputs = 3;
  25. 	int numberOfPancakes = 0;
  26.  
  27. 	using IntPair_t = std::pair<int, int>;
  28. 	std::vector<PancakeStats> structVector;
  29. 	std::vector<IntPair_t> pairVector;
  30.  
  31. 	for (auto i = 0; i < numberOfInputs; ++i)
  32. 	{
  33. 		std::cin >> numberOfPancakes;
  34. 		structVector.push_back(PancakeStats(i + 1, numberOfPancakes));
  35. 		pairVector.push_back(std::make_pair(i + 1, numberOfPancakes));
  36. 	}
  37.  
  38. 	std::sort(structVector.begin(), structVector.end());
  39.  
  40. 	for (const auto& entry : structVector)
  41. 	{
  42. 		std::cout << entry.personId << " | " << entry.numberOfPancakes << std::endl;
  43. 	}
  44.  
  45. 	std::sort(pairVector.begin(), pairVector.end(), [](const IntPair_t &lhs,
  46. 													   const IntPair_t &rhs)
  47. 													   {
  48. 													   	return lhs.second < rhs.second;
  49. 													   });
  50.  
  51. 	for (const auto& entry : pairVector)
  52. 	{
  53. 		std::cout << entry.first << " | " << entry.second << std::endl;
  54. 	}
  55.  
  56. 	return 0;
  57. }
Success #stdin #stdout 0s 3464KB
comments (?)
stdin
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300
50000
10
stdout
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3 | 10
1 | 300
2 | 50000
3 | 10
1 | 300
2 | 50000
https://ideone.com/gWX2rm
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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