DSDinesh Sinnumber-based-problem.hashnode.dev·Dec 19, 2025 · 7 min readSimple Solutions for Number-Based Math Challenges🧩 LEVEL 1: BASIC UNDERSTANDING OF NUMBERS 1. Check Positive / Negative / Zero Condition n > 0 → Positive n < 0 → Negative n == 0 → Zero if(n > 0) else if(n < 0) else 2. Check Even or Odd Condition Divisible by 2 → Even Not Divisible by 2 → ...01B