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  1. #include <stdio.h>
  2.  
  3. void bubble_sort(int *p, int n)
  4. {
  5.     int t, i, j;
  6.  
  7.     for (i = 0; i < n - 1; i++) {
  8.         for (j = n - 1; j > i; j--) {
  9.             if (*(p + j - 1) > *(p + j)) {
  10.                 t = *(p + j);
  11.                 *(p + j) = *(p + j - 1);
  12.                 *(p + j - 1) = t;
  13.             }
  14.         }
  15.     }
  16. }
  17.  
  18. int main()
  19. {
  20.     int a[] = { 2, 1, 7, 3, 6, 4, 8, 5, 9 };
  21.     int n = sizeof(a) / sizeof(a[0]);
  22.     int i;
  23.  
  24.     printf("元 a = { "); for (i = 0; i < n; i++) { printf("%d ", a[i]); } printf("}\n");
  25.     bubble_sort(a, n);
  26.     printf("後 a = { "); for (i = 0; i < n; i++) { printf("%d ", a[i]); } printf("}\n");
  27.  
  28.     return 0;
  29. }
  30.  
Success #stdin #stdout 0s 2052KB
comments (?)
stdin
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Standard input is empty
stdout
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元 a = { 2 1 7 3 6 4 8 5 9 }
後 a = { 1 2 3 4 5 6 7 8 9 }
https://ideone.com/CD8xBK
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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