Задачи
Polar rectangles#3148
Многу тешко · Geometry
Tetris#3149
Многу тешко · Implementation
Equation#3150
Лесно · Brute force
Coin Collectors#3152
Средно
Ancient Calendar#3156
Тешко · Number theory · Constructive Algorithms
Deques on 6 Megabytes#3161
Многу лесно · Data Structures
Graph#3162
Тешко · Combinatorics · Graphs
Graph Coloring#3163
Лесно · Graphs
Bicoloring#3165
Средно · Graphs · Depth-first Search · Breadth-first Search
Asteroids collision#3166
Средно
Most distant points pair#3167
Лесно · Geometry
Minimum Area Bounding Box#3168
Тешко · Geometry
Point within a circle#3171
Лесно · Geometry
Tower Game Easy#3172
Тешко
North East King#3174
Многу лесно
Upper Right King (Hard)#3175
Средно · Dynamic programming
Deal or No Deal#3176
Тешко · Dynamic programming · Bitmasks · Probabilities · Greedy algorithms · Math
UFO#3177
Многу лесно
Mind Swap Problem#3178
Многу тешко · Brute force
Four Chips (Easy)#3179
Лесно · Brute force