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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. template<class RandomIt, class Consumer>
  5. void my_for_each(RandomIt comeco, RandomIt fim, Consumer faz_algo) {
  6. 	for (RandomIt it = comeco; it != fim; it++) {
  7. 		faz_algo(*it);
  8. 	}
  9. }
  10.  
  11. template<class RandomIt, class Comparador>
  12. void insertionsort(RandomIt comeco, RandomIt fim, Comparador cmp) {
  13. 	for (RandomIt it = comeco + 1; it != fim ; it++) {
  14. 		for (RandomIt it2 = it; it2 != comeco; it2--) {
  15. 			RandomIt prev = it2 - 1;
  16. 			if (cmp(*it2, *prev)) {
  17. 			  auto e = *it2;
  18. 			  *it2 = *prev;
  19. 			  *prev = e;
  20. 			}
  21. 		}
  22. 	}
  23. }
  24.  
  25. template<class RandomIt, class Comparador>
  26. void bubblesort(RandomIt comeco, RandomIt fim, Comparador cmp) {
  27. 	for (RandomIt it = fim - 1; it != comeco ; it--) {
  28. 		for (RandomIt it2 = comeco; it2 != it; it2++) {
  29. 			RandomIt next = it2 + 1;
  30. 			if (!cmp(*it2, *next)) {
  31. 			  auto e = *it2;
  32. 			  *it2 = *next;
  33. 			  *next = e;
  34. 			}
  35. 		}
  36. 	}
  37. }
  38.  
  39.  
  40. int main() {
  41. 	std::vector<int> v = {3, 3, 2, 1};
  42. 	insertionsort(v.begin(), v.end(), [](int a, int b) { return a < b; });
  43. 	my_for_each(v.begin(), v.end(), [](int a) { std::cout << a << std::endl; });
  44.  
  45. 	std::vector<int> v2 = {3, 3, 2, 1};
  46. 	bubblesort(v2.begin(), v2.end(), [](int a, int b) { return a < b; });
  47. 	my_for_each(v2.begin(), v2.end(), [](int a) { std::cout << a << std::endl; });
  48. 	return 0;
  49. }
Success #stdin #stdout 0s 5568KB
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https://ideone.com/PMktu1
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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