Sum of Elements at Even Indices | Dataford Interview Questions

Find the sum of elements present at even indices of an array.

Asked in the Online assessment stage. Implement the function below using zero-based indexing.

Input and Output

arr is a list of integers. Return the integer sum of arr[0], arr[2], arr[4], and so on. Return 0 for an empty array.

def sum_even_indexed_elements(arr):

Your question is Sum of Elements at Even Indices. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.

Find the sum of elements present at even indices of an array.

Asked in the Online assessment stage. Implement the function below using zero-based indexing.

arr is a list of integers. Return the integer sum of arr[0], arr[2], arr[4], and so on. Return 0 for an empty array.

def sum_even_indexed_elements(arr):

Your question is Sum of Elements at Even Indices. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.