Meseleler
New-year presents#26
Orta · Greedy algorithms
Cycle shifts#27
Ýeňil · Number theory · Bitmasks · Bitwise Operations
Product#28
Orta · Implementation · Math
The level of palindrome#29
Ýeňil · Brute force · Strings
Certification#30
Orta · Dynamic programming · Combinatorics
Superstitious Santa Claus#31
Örän ýeňil · Brute force
Knight and Pawn#32
Orta · Games · Dynamic programming
The favourite numbers of Santa Claus#33
Ýeňil · Number theory
The word of sponsor#34
Orta · Graphs
Triangles from Matches#35
Orta · Math
Gorynych the Dragon#36
Ýeňil · Math
Mail of the Sponsor#37
Örän ýeňil · Graphs · Breadth-first Search
Firs Protection#38
Orta · Convex Hull · Geometry
Sponsor’s Money#39
Ýeňil · Dynamic programming
Water supply#40
Ýeňil · Graphs
Command of the Mayor#41
Ýeňil · Graphs
Green spot#42
Orta · Geometry
Competitors’ quantity of the Olympiad#43
Örän ýeňil · Number theory
The number of ones#44
Ýeňil · Dynamic programming
The Fuel#45
Örän ýeňil · Graphs · Implementation · Greedy algorithms
The Segments#46
Örän ýeňil · Dynamic programming
The Parquet of the Triangles#47
Ýeňil · Graphs · Implementation
The Red and Blue Squares#48
Ýeňil · Geometry
Smart Feeder#49
Ýeňil · Geometry
The cut number#50
Ýeňil · Brute force · Math