समस्याएँ
Sum of digits#1681
आसान · Number theory
Spiderman#1682
आसान · Geometry
Tourist Routes#1683
आसान · Graphs · Dynamic programming
Mobile tariff "Cents"#1684
बहुत आसान · Math
Lands of Antarctica#1685
मध्यम · Graphs · Greedy algorithms · Geometry · Graph matchings · Graph network flows
Fire#1686
बहुत आसान · Math
Digits#1687
आसान · Number theory
Inheritance#1688
मध्यम · Geometry
Durak game#1689
बहुत आसान · Implementation · Brute force
Test Work#1690
बहुत आसान · Math
Numerical Intervals#1692
आसान · Implementation
Students - free of charge!#1695
बहुत आसान · Probabilities
The magic number 23#1696
बहुत आसान · Implementation
How to become a winner#1697
बहुत आसान · Greedy algorithms
Vasya and his friends#1698
कठिन · Dynamic programming
Segments on the line return#1699
मध्यम · Geometry
Segments on the Line Return-2#1700
बहुत कठिन · Geometry
Square Counting#1701
कठिन · Number theory · Geometry
A Greener World#1702
कठिन · Geometry · Math · Number theory
Left recursion#1703
बहुत आसान · Implementation
Clever turtle#1704
आसान · Dynamic programming · Combinatorics
A Bit Sequence Puzzle#1705
बहुत आसान · Brute force · Binary Search
Pinocchio#1706
आसान · Dynamic programming
Building with Blocks#1707
मध्यम · Graphs
Continuous Drawing#1709
बहुत कठिन · Graphs · Shortest paths · Graph matchings · Depth-first Search