Задачи

Много лесно · Graphs

Лесно · Greedy algorithms · Sorting

Трудно · Math · Constructive Algorithms

Средно · Trees · Greedy algorithms · Sorting

Много лесно · Brute force · Strings

Средно · Math · Greedy algorithms

Средно · Graph matchings · Greedy algorithms

Много лесно · Combinatorics · Dynamic programming

Средно · Prefix Sums

Средно · Graphs · Games · Dynamic programming

Много трудно · Geometry

Лесно · Dynamic programming · Greedy algorithms

Лесно · Implementation · Strings

Много трудно · Number theory · Prime factorization · Math

Средно · Brute force · Math

Лесно · Dynamic programming

Трудно · Math · Combinatorics

Много трудно · Shortest paths · Breadth-first Search · Dijkstra algorithm · Graphs · Dynamic programming

Средно · Disjoint set union

Много трудно · Geometry

Трудно · Binary Search · Graphs · Depth-first Search · Constructive Algorithms

Трудно · Binary Search · Dynamic programming

Лесно · Geometry · Implementation

Лесно · Dynamic programming · Matrix

Трудно · Dynamic programming