fork download
copy 
  1. #include <stdio.h>
  2. int count=0;
  3.  
  4. int cmp(int x, int y) 
  5. {
  6.     return x > y;
  7. }
  8.  
  9. void swap(int *x, int *y)
  10. {
  11.     int tmp = *x;
  12.  
  13.     *x = *y;
  14.     *y = tmp;
  15. }
  16.  
  17. int main(void)
  18. {
  19.     int a[] = {3, 1, 4, 1, 5, 9, 2, 6, 5}; 
  20.     size_t n = sizeof a / sizeof a[0]; 
  21.  
  22.     for (size_t i = 0; i < n - 1; ++i) {
  23.     	int swapped=0;
  24.         for (size_t j = 0; j < n - 1 - i; ++j) {
  25.             if (cmp(a[j],a[j+1])) {
  26.             	count++;
  27.                 swap(&a[j],&a[j+1]);
  28.                 swapped=1;
  29.             }
  30.         }if (!swapped) {
  31.         break;
  32.     }
  33.     }
  34.  
  35.     for (size_t i = 0; i < n; ++i) {
  36.         printf("%d ", a[i]);
  37.     }
  38.     printf("\n");
  39.     printf("swapの回数;%d",count);
  40.     return 0;
  41. }
Success #stdin #stdout 0s 5352KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
1 1 2 3 4 5 5 6 9 
swapの回数;10
https://ideone.com/wA2POu
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!