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Write a C Program to Find Duplicate Elements in Array

Program to Find Duplicate Elements in Array

#include<stdio.h>
#include<conio.h>

 void main()
 {
  int i,arr[20],j,no;
  clrscr();
  printf("Enter size of array: ");
  scanf("%d",&no);
  printf("Enter any %d elements in array: ",no);
  for(i=0;i<no;i++)
  {
   scanf("%d",&arr[i]);
  }
  printf("Duplicate elements are: ");
  for(i=0; i<no; i++)
   {
    for(j=i+1;j<no;j++)
    {
    if(arr[i]==arr[j])
    {
    printf("%d\n",arr[i]);
    }
   }
   }
  getch();
 }

Output:-

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