Задачи

Средно · Number theory · Dynamic programming

Много трудно · Range queries · Segment Tree

Много лесно · Dynamic programming

Много лесно · Dynamic programming

Лесно · Dynamic programming

Средно · Dynamic programming

Лесно · Graphs

Много лесно · String suffix structures · Suffix Array · Strings

Лесно · Prefix Function

Лесно · Number theory · Math

Лесно · Number theory

Средно · Implementation · Data Structures · Queries

Лесно · Data Structures · Binary Search · Dynamic programming

Лесно · Hashing · Implementation

Средно · Trees

Много лесно · Graphs

Средно · Trees · Depth-first Search · Shortest paths

Много трудно · Graphs

Лесно · Games

Лесно · Number theory · Math

Средно · Data Structures · Implementation

Много лесно · Prime factorization · Strings · Math

Лесно · Dynamic programming · Prefix Sums

Трудно · Math · Number theory

Много лесно · Brute force · Math