Practice 2 (2026)

I checked solution descriptions and solutions in for the problems in practice 2.

• ASCII Addition
• Calculator
• It's a Secret
• Maximizing (And Minimizing) Your Winnings
• Incremental Induction
• Remoteland
• Luggage
• Kindergarten

Additional resources

• Strongly Connected Components USACO Guide
• 2-SAT on cp-algorithms