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  1. #include <stdio.h>
  2.  
  3. int cmp(int x, int y) // compare x and y
  4. {
  5. return x > y; // 1 if x > y, 0 otherwise
  6. }
  7.  
  8. void swap(int *x, int *y)
  9. {
  10. int tmp = *x;
  11.  
  12. *x = *y;
  13. *y = tmp;
  14. }
  15.  
  16. int main(void)
  17. {
  18. int a[] = {3, 1, 4, 1, 5, 9, 2, 6, 5}; // array to be sorted
  19. size_t n = sizeof a / sizeof a[0]; // number of elements
  20.  
  21. for (size_t i = 0; i < n - 1; ++i) {
  22. int z=0;
  23. for (size_t j = 0; j < n - 1 - i; ++j) {
  24. if (cmp( a[j] , a[j+1] )) {
  25. swap( &a[j], &a[j+1] );
  26. z=1;
  27. }
  28. }
  29. if(z==0)
  30. break;
  31. }
  32.  
  33.  
  34. for (size_t i = 0; i < n; ++i) {
  35. printf("%d ", a[i]);
  36. }
  37. printf("\n");
  38.  
  39. return 0;
  40. }
Success #stdin #stdout 0s 5344KB
stdin
Standard input is empty
stdout
1 1 2 3 4 5 5 6 9