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  1. #include <stdio.h>
  2.  
  3. int static count;
  4.  
  5. int cmp(int x, int y)
  6. {
  7. 	return x>y;
  8. }
  9.  
  10. void swap(int*x, int *y)
  11. {
  12. 	count ++;
  13. 	int tmp = *x;
  14.  
  15. 	*x = *y;
  16. 	*y = tmp;
  17. }
  18.  
  19. int main(void)
  20. {
  21. 	int a[] = {3, 1, 4, 1, 5, 9, 2, 6, 5};
  22. 	size_t n = sizeof a / sizeof a[0];
  23.  
  24. 	for (size_t i = 0; i < n - 1; ++i) {
  25.     int swapped = 0;
  26.  
  27.     for (size_t j = 0; j < n - 1 - i; ++j) {
  28.         if (cmp(a[j], a[j + 1])) {
  29.             swap(&a[j], &a[j + 1]);
  30.             swapped = 1;
  31.         }
  32.     }
  33.  
  34.     if (swapped == 0) {
  35.         break;
  36.     }
  37. }
  38. for (size_t i = 0; i < n; ++i) 
  39. {
  40. 	printf("%d ", a[i]);
  41. }
  42. printf("\n");
  43. printf("%d", count);
  44.  
  45. return 0;
  46.  
  47. }
  48.  
  49.  
  50.  
Success #stdin #stdout 0s 5348KB
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https://ideone.com/BBXbNa
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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