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