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  1. #include <vector>
  2. #include <iostream>
  3. #include <algorithm>
  4. #include <iterator>
  5.  
  6. template <typename Containers>
  7. 	std::vector<typename Containers::value_type::value_type> reduce_minelement(const Containers& containers)
  8. {
  9. 	typedef typename Containers::value_type slice_t;
  10. 	typedef typename Containers::const_iterator slice_ci;
  11. 	typedef typename slice_t::value_type element_t;
  12. 	std::vector<element_t> result;
  13. 	result.reserve(containers.size()); // pre-allocated
  14.  
  15. 	for (slice_ci it=containers.begin(); it!=containers.end(); ++it)
  16. 	{
  17. 		result.push_back(*std::min_element(it->begin(), it->end()));
  18. 	}
  19.  
  20. 	return result;
  21. }
  22.  
  23. typedef int ints_t[6];
  24. static const ints_t s_data[] = { 
  25. 	{ 19152,     1, 21193, 17574,  8484, 30333 },
  26. 	{ 20189, 18837, 30734,     2, 22440,  3534 },
  27. 	    { 3, 26118, 19367, 17877, 24605,  7838 },
  28. 	{ 30885, 20135,    -4, 31316, 11838,  8926 },
  29. 	{ 26830, 20209, 27286, 16105, 16601, 28304 },
  30. 	{ 10208, 28062, 15612, 26270, 19234, 21326 },
  31. 	 { 5208, 17473,  3383, 15659, 32494, 24231 },
  32. 	{ 31685, 22500, 18860, 21318, 18893, 21385 },
  33. 	{ 14295, 17163,  8920, 15986, 13448, 21143 },
  34. 	{ 20199,  8954,   599, 17459,  3884,  8634 },
  35. 	{ 16768, 20563,  6727, 26305, 11053,  6418 },
  36. 	 { 7446,  6853,  5283,  6193, 28291,  4205 },
  37. 	{ 27056, 17514,  5359, 29656, 10910,  6034 },
  38. 	{ 21984,  1261,  2404, 17644, 25969,  1735 },
  39. 	  { 797,  8457, 23584, 29363, 26362, 17383 },
  40. 	  { 768, 11018, 14991,     0, 28720,  6159 },
  41. };
  42.  
  43. int main()
  44. {
  45. 	std::vector<std::vector<int> > data;
  46.  
  47. 	for (const ints_t *it=s_data; it!=s_data+(sizeof(s_data)/sizeof(*s_data)); ++it)
  48. 		data.push_back(std::vector<int>(*it+0, *it+sizeof(*it)/sizeof(**it)));
  49.  
  50. 	std::vector<int> reduced = reduce_minelement(data);
  51.  
  52. 	std::copy(reduced.begin(), reduced.end(), std::ostream_iterator<int>(std::cout, ", "));
  53.  
  54. 	return 0;
  55. }
  56.  
  57.  
  58.  
Success #stdin #stdout 0s 2860KB
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stdin
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Standard input is empty
stdout
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1, 2, 3, -4, 16105, 10208, 3383, 18860, 8920, 599, 6418, 4205, 5359, 1261, 797, 0,
https://ideone.com/2BlsK
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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