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  1. #include <stdio.h>
  2. #include <sys/wait.h>
  3. #include <unistd.h>
  4. #include<stdlib.h>
  5.  
  6. void childProcess(int ar[], int n){
  7.   for(int i = 0; i < n; i++){
  8.     for(int j = 0; j < n - 1 - i; j++){
  9.       if(ar[j] > ar[j+1]){
  10.         int temp = ar[i];
  11.         ar[i] = ar[j];
  12.         ar[j] = temp;
  13.       }
  14.     }
  15.   }
  16. }
  17.  
  18. void parentProcess(int ar[], int n){
  19.   for(int i = 0; i < n; i++){
  20.     int j = i;
  21.     while(j > 0 && ar[j - 1] > ar[j]){
  22.       int temp = ar[i];
  23.       ar[i] = ar[j];
  24.       ar[j] = temp;
  25.       j--;
  26.     }
  27.   }
  28. }
  29.  
  30.  
  31. int main(){
  32.   int n;
  33.  
  34.   printf("Enter the number of elements: ");
  35.   scanf("%d", &n);
  36.  
  37.   int ar[100];
  38.   printf("Enter the Numbers: \n");
  39.   for(int i = 0; i < n; i++) scanf("%d", &ar[i]);
  40.  
  41.   int p;
  42.   p = fork();
  43.   if(p == -1){
  44.     printf("Error while creating a child\n");
  45.   }else if(p == 0){
  46.     printf("We are in the child process to sort the array (Bubble Sort)\n");
  47.     printf("Child Process ID: %d\n", getpid());
  48.     printf("Parent Process ID: %d\n", getppid());
  49.     childProcess(ar, n);
  50.  
  51.     printf("After Sort in Child: \n");
  52.     for (int i = 0; i < n; i++){
  53.       printf(" %d ", ar[i]);
  54.     }
  55.     printf("\n");
  56.   }else{
  57.     wait(3000);
  58.     printf("We are in the parent process (Insertion sort)\n");
  59.     printf("Parent => PID: %d\n", getpid());
  60.     parentProcess(ar, n);
  61.     printf("After Sort in Parent: \n");
  62.     for (int i = 0; i < n; i++){
  63.       printf(" %d ", ar[i]);
  64.     }
  65.     printf("\n");
  66.   }
  67. }
  68.  
  69.  
Success #stdin #stdout 0.01s 5284KB
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stdin
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3
4
5
6
stdout
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Enter the number of elements: Enter the Numbers: 
We are in the child process to sort the array (Bubble Sort)
Child Process ID: 1725304
Parent Process ID: 1725301
After Sort in Child: 
 4  5  6 
Enter the number of elements: Enter the Numbers: 
We are in the parent process (Insertion sort)
Parent => PID: 1725301
After Sort in Parent: 
 4  5  6
https://ideone.com/2y6xwK
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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