The Line Cutter

A easy Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

easy

Seniority

L3

Problem

Given a string s and two distinct characters a and b, return True if every occurrence of a precedes every occurrence of b (i.e., the last index of a is before the first index of b). If either character is absent, return True.

Summary

Did everyone with an A-pass get through before the B-crowd arrived?

Practice This Problem

Solve this Python problem with real code execution. DataDriven runs your Python code in a real environment and grades it automatically.