ZIO · Syllabus
ZIO Syllabus 2026 — every subject & topic The complete Zonal Informatics Olympiad syllabus: 3 subjects, 26 topics. Every topic links to free study notes, practice questions and topic-wise quizzes.
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Algorithmic Problem Solving Introduction to Algorithms Measuring Algorithm Efficiency Searching Sorting Recursion Dynamic Programming Intuition Greedy Algorithms Basic Graph Concepts Graph Traversal Shortest Paths Trees Basic Data Structures Simulation Invariants and Monovariants Case Analysis
Combinatorics and Discrete Mathematics Counting Principles Pigeonhole Principle Parity and Modular Reasoning Elementary Number Theory Combinatorial Games Sets and Logic
Ad-Hoc Problem Patterns Constructive Problems Optimisation Puzzles Scheduling and Ordering Grid and Geometry Puzzles Three Concrete Inputs Format Don't just read the syllabus — find out which topics YOU need
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