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  1. // Bubble sort in C
  2.  
  3. #include <stdio.h>
  4.  
  5. // perform the bubble sort
  6. void bubbleSort(int array[], int size) {
  7.  
  8.   // loop to access each array element
  9.   for (int step = 0; step < size - 1; ++step) {
  10.  
  11.     // loop to compare array elements
  12.     for (int i = 0; i < size - step - 1; ++i) {
  13.  
  14.       // compare two adjacent elements
  15.       // change > to < to sort in descending order
  16.       if (array[i] > array[i + 1]) {
  17.  
  18.         // swapping occurs if elements
  19.         // are not in the intended order
  20.         int temp = array[i];
  21.         array[i] = array[i + 1];
  22.         array[i + 1] = temp;
  23.       }
  24.     }
  25.   }
  26. }
  27.  
  28. // print array
  29. void printArray(int array[], int size) {
  30.   for (int i = 0; i < size; ++i) {
  31.     printf("%d  ", array[i]);
  32.   }
  33.   printf("\n");
  34. }
  35.  
  36. int main() {
  37.   int data[] = {-2, 45, 0, 11, -9};
  38.  
  39.   // find the array's length
  40.   int size = sizeof(data) / sizeof(data[0]);
  41.  
  42.   bubbleSort(data, size);
  43.  
  44.   printf("Sorted Array in Ascending Order:\n");
  45.   printArray(data, size);
  46. }
Success #stdin #stdout 0s 5280KB
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Standard input is empty
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Sorted Array in Ascending Order:
-9  -2  0  11  45
https://ideone.com/2ATUhB
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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