Задачи
Control chain#5229
Многу тешко · Graphs · Trees
Cube#5230
Многу тешко · Implementation
Duty#5231
Средно · Graphs · Greedy algorithms
Method of linear transformation#5232
Многу лесно · Math
Watson`s magic number#5233
Многу лесно · Matrix
Formatting#5234
Лесно · Math
Two flower beds#5235
Лесно · Geometry
Photography#5236
Средно · Prefix Sums · Two pointers
Triangular Circles#5237
Тешко · Geometry
Archiver#5238
Тешко · Dynamic programming
Incorrect bracket sequences#5239
Многу тешко · Combinatorics
Cohesive team#5240
Средно · Graphs
Quest#5241
Средно · Number theory · Math
System Administrator#5242
Лесно · Segment Tree · Prefix Sums
Reversi#5243
Многу тешко · Brute force
Entertainment in the gaming hall#5244
Лесно · Greedy algorithms · Sorting
Boat#5245
Многу тешко · Graphs · Shortest paths
Elephants#5246
Средно · Geometry
Simple Strings (Easy)#5247
Тешко · Strings · Greedy algorithms
Simple strings#5248
Средно · Strings · Greedy algorithms · Prefix Sums
Two Strings (Easy)#5249
Лесно · Brute force · Strings
Two strings#5250
Многу тешко · Strings · Brute force
Numbers#5251
Многу тешко · Bitwise Operations
Penalty#5252
Лесно · Brute force · Implementation
Rectangle Partitioning#5253
Тешко · Geometry