BdOI Preliminary

Getting Started Olympiad C++BdOI Preliminary BdOI National

Search and Recursion
Sorting and Binary Search
Greedy and Pointers
- Greedy Algorithms
- Two Pointers
Math and Bitwise Operations
- Prefix Sums
- Bitwise Operators
- Modular Arithmetic
- Basic Modular Arithmetic
- Primes and Divisors
- Basic Number Theory

IOI
BdOI Preliminary
Prefix Sums

Prefix Sums

Learn how to use prefix sums to efficiently calculate subarray sums.

Coming soon...

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