Leetcode 2124. Check if All A's Appears Before All B's

Given a string of only 'a' and 'b', determine whether all 'a' characters occur before any 'b' characters — equivalently, ensure there is no 'a' that appears after a 'b'.

Question Timeline

See when this question was last asked and where, including any notes left by other candidates.

Company

Level

Region

Comments

Your account is free and you can post anonymously if you choose.

Hello Interview Premium

Recent interview questions

System Design Guided Practice

Exclusive content

Learn More

Leetcode 2124. Check if All A's Appears Before All B's

Question Timeline

Comments

Questions

Learn

Links

Legal

Contact