Week 8

Patterns: Stacks
Total Problems: 13
Completed: 13 (100%)

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Progress by Difficulty

Difficulty	Total	Completed	Remaining	Percentage
🟢 Easy	4	4	0	100%
🟡 Medium	7	7	0	100%
🔴 Hard	2	2	0	100%

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Problems

#	Problem	Pattern	D	Status	Conf
101	Valid Parentheses	Stacks	E	✅	HGH
102	Baseball Game	Stacks	E	✅	HGH
103	Backspace String Compare	Stacks	E	✅	MED
104	Remove All Adjacent Duplicates In String	Stacks	E	✅	HGH
105	Generate Parentheses	Stacks	M	✅	HGH
106	Simplify Path	Stacks	M	✅	HGH
107	Evaluate Reverse Polish Notation	Stacks	M	✅	HGH
108	Min Stack	Stacks	M	✅	HGH
109	Decode String	Stacks	M	✅	LOW
110	Asteroid Collision	Stacks	M	✅	MED
111	Minimum Add to Make Parentheses Valid	Stacks	M	✅	HGH
112	Largest Rectangle in Histogram	Stacks	H	✅	LOW
113	Basic Calculator	Stacks	H	✅	MED

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Last Updated: 2026-02-13 19:40:00
Auto-generated from CSV by update_progress.py