Question

Take an element from the user and delete all the duplicates of the given element from the (array for java/list for Python) if found.

				
					Enter the size of List:10
Enter Elements in list:
1
2
1
1
3
4
1
5
6
1
Elements in given List:
1 2 1 1 3 4 1 5 6 1 
Enter the Element to be Deleted:1
List after deleting element:
2 3 4 5 6

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Code

Java

Python

Java

				
					import java.util.Scanner;
public class DeleteSearchedElementFromArray
{
    public static void main(String[] args)
    {
        /* Initialize array */
        int [] arr;

        int n=0,i=0,j=0,k=0,item=0;
        Scanner sc = new Scanner(System.in);

        System.out.println("Enter size of array");
        n = sc.nextInt();
        arr=new int[n];
        System.out.println("Enter numbers in array");

        for(i=0;i< n;i++)
        {
            arr[i]=sc.nextInt();
        }
        System.out.println("Enter the item to be deleted");
        item= sc.nextInt();

        for(i=0;i< n;i++)
        {

            if(arr[i]==item)
            {
                k=i;
                for(j=k+1;j< n;j++)
                {
                    arr[k]=arr[j];
                    k++;
                }
                i=-1;
                n=n-1;

            }
        }

        System.out.println("array after deleting searched element");

        for(i=0;i< n;i++)
        {
            System.out.print(arr[i]+" ");
        }
    }


}

Python

				
					size=int(input("Enter the size of List:"))
li=[]
print("Enter Elements in list:")
for i in range(0,size):
    print((i+1),end=": ")
    li.append(int(input()))

#Print Given Elements
print("Elements in given List:")
print(li)

elementToBeDeleted=int(input("Enter the Element to be Deleted:"))
#Counting total number of elements that exists in the Given List
count=li.count(elementToBeDeleted)
if(count>0):
    for i in range(0,count):
        li.remove(elementToBeDeleted)

    print("List after deleting element:")
    print(li)
else:
    print(elementToBeDeleted,"not found in given list")