402. Remove K Digits

Practise Remove K Digits and the problems around it

Remove K Digits is a Stack Patterns problem, in the Monotonic Stack subpattern. Once the approach above makes sense, write it yourself and then work through the neighbouring problems that reuse it.

• Solve Remove K Digits in the workspace
• Open Remove K Digits in the code editor
• Stack Patterns pattern guide
• Monotonic Stack subpattern
• The full DSA patterns sheet

Related problems

• Car Fleet — Medium, same subpattern
• Daily Temperatures — Medium, same subpattern
• Final Prices With a Special Discount in a Shop — Easy, same subpattern
• Find the Most Competitive Subsequence — Medium, same subpattern
• Maximum Width Ramp — Medium, same subpattern
• Next Greater Element I — Easy, same subpattern