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  1. #include <stdio.h>
  2.  
  3. void bubbleSort(int arr[], int n) {
  4.     int i, j, temp;
  5.     for (i = 0; i < n - 1; i++) {
  6.         for (j = 0; j < n - i - 1; j++) {
  7.             if (arr[j] > arr[j + 1]) {
  8.                 temp = arr[j];
  9.                 arr[j] = arr[j + 1];
  10.                 arr[j + 1] = temp;
  11.             }
  12.         }
  13.     }
  14. }
  15.  
  16. int main() {
  17.     int n;
  18.     printf("Enter the size of the array: ");
  19.     scanf("%d", &n);
  20.  
  21.     int a[n], b[n], count = 0;
  22.     printf("Enter the elements of the array: ");
  23.     for (int i = 0; i < n; i++) {
  24.         scanf("%d", &a[i]);
  25.         if (a[i] > 0 && a[i] % 3 == 0) {
  26.             b[count] = a[i];
  27.             count++;
  28.         }
  29.     }
  30.  
  31.     bubbleSort(b, count);
  32.  
  33.     int prev = b[0];
  34.     int sameCount = 1;
  35.     for (int i = 1; i < count; i++) {
  36.         if (b[i] == prev) {
  37.             sameCount++;
  38.         } else {
  39.             prev = b[i];
  40.         }
  41.     }
  42.  
  43.     printf("Number of similar elements: %d\n", sameCount);
  44.  
  45.     return 0;
  46. }
Success #stdin #stdout 0s 5308KB
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Enter the size of the array: Enter the elements of the array: Number of similar elements: 1
https://ideone.com/ZDrDAk
language:
C++ (gcc 8.3)
created:
10 days ago
visibility:
public

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