Strings & Stack State · Microsoft SDE-1 Interview Sheet

Microsoft SDE-1 Interview Sheet

Strings & Stack State

10 problems

problem

Topic Progress0 / 10 solved

Problem List

Work through the problems in sequence to build topic mastery.

Problem	Difficulty	Status	Optional
Valid Anagram	Medium	Unsolved	Required
Group Anagrams	Medium	Unsolved	Required
Valid Palindrome	Medium	Unsolved	Required
Longest Substring Without Repeating Characters	Medium	Unsolved	Required
Minimum Window Substring	Medium	Unsolved	Required
Longest Palindromic Substring	Medium	Unsolved	Required
Valid Parentheses	Medium	Unsolved	Required
Min Stack	Medium	Unsolved	Required
Evaluate Reverse Polish Notation	Medium	Unsolved	Required
Simplify Path	Medium	Unsolved	Required

Topic Snapshot

A compact summary of what this sheet section covers and how far you have progressed.

Strings & Stack State

Build reliable handling for strings, windows, parentheses, and expression-style stacks.

microsoft

sde-1

Completion

Problems Remaining

Optional Problems

Complete the required items first, then use optional problems for extra depth.

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