Задаци
Polar rectangles#3148
Врло тешко · Geometry
Tetris#3149
Врло тешко · Implementation
Equation#3150
Лако · Strings · Brute force
Jupiterian Jewelers#3151
Тешко · Geometry · Greedy algorithms · Shortest paths
Coin Collectors#3152
Средње · Graphs · Combinatorics
Ancient Calendar#3156
Тешко · Number theory · Constructive Algorithms
Deques on 6 Megabytes#3161
Врло лако · Data Structures · Implementation
Graph#3162
Тешко · Combinatorics · Graphs
Graph Coloring#3163
Лако · Graphs
Bicoloring#3165
Средње · Graphs · Depth-first Search · Breadth-first Search
Asteroids collision#3166
Средње · Geometry
Most distant points pair#3167
Лако · Geometry
Minimum Area Bounding Box#3168
Тешко · Geometry
Burn after reading#3169
Тешко · Geometry
Clear after burning#3170
Тешко · Geometry
Point within a circle#3171
Лако · Geometry
Tower Game Easy#3172
Тешко · Games
Tower Game (Hard)#3173
Тешко · Games · Dynamic programming
North East King#3174
Врло лако · Dynamic programming
Upper Right King (Hard)#3175
Средње · Dynamic programming
Deal or No Deal#3176
Тешко · Dynamic programming · Bitmasks · Probabilities · Greedy algorithms · Math
UFO#3177
Врло лако · Geometry
Mind Swap Problem#3178
Врло тешко · Graphs · Brute force
Four Chips (Easy)#3179
Лако · Brute force
Four Chips (Hard)#3180
Тешко · Dynamic programming