Level 3Exercise #59

Process a job queue

Process jobs in FIFO order and return the order they run.

What you’ll practice

This Level 3 exercise focuses on deque.popleft in the Collections curriculum. Solve the challenge prompt above using clear, idiomatic Python and the relevant language or standard-library tools.

Relevant Python reference: collections.deque.

Sample Test Cases

Example #1

Input:process(['build','test','deploy'])

Output:['build','test','deploy']

Reference Solution

Reveal Reference Solution

def process(jobs: list[str]) -> list[str]:
    from collections import deque
    queue, order = deque(jobs), []
    while queue:
        order.append(queue.popleft())
    return order

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Process a job queue

What you’ll practice

Sample Test Cases

Further Reading

Reference Solution