Question

Delete an odd element from (array for java/ list for Python)

				
					Input:
ENTER THE SIZE OF ARRAY:10
ENTER THE ELEMENT IN THE ARRAY:
1 2 3 4 5 6 7 8 9 10 

ARRAY AFTER DELETING ODD ELEMENTS:
2 4 6 8 10

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Code

Java

Python

Java

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

        int n=0,i=0,j=0,k=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();
        }


        for(i=0;i< n;i++)
        {
            if(arr[i]%2!=0)
            {
                k=i;
                for(j=k+1;j< n;j++)
                {
                    arr[k]=arr[j];
                    k++;
                }
                i=0;
                n=n-1;
            }
        }

        System.out.println("array after deleting odd 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()))
count=0
#Print Given Elements
print("Elements in given List:")
print(li)
#counting the odd elements and
# changing value to "a"
#so that we can remove them easily afterwards
for i in range(0,len(li)):
    if(li[i]%2!=0):
        count=count+1
        li[i]="a"

for i in range(0,count):
    li.remove("a")

# you can also replace from line 14 to line 20 with
# li=[ele for ele in li if(ele%2==0)]
# it will do the same thing.
print("List after deleting odd element:")
print(li)