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Resources

Past Problems and Solutions

IOI 2023 Materials

IOI 2022 Materials

IOI 2021 Materials

IOI 2020 Materials

Books

Competitive Programmer's Handbook

Antti Laaksonen

Introduction to Algorithms 3 rd Edition

Thomas H. Cormen

Original Source

Others

IOI Syllubus

ISC

Hackerrank

www.hackerrank.com

Visit Hackerrank Platform

Codeforces

www.codeforces.com

Visit Codeforces Platform

C++ Videos

Codearchary

Visit Codearchary Videos