Маселелер
Automatic Input Verifier#1919
Абдан татаал · Implementation
Friendly Points#1920
Жеңил · Geometry · Sorting · Binary Search
Expanding Lake#1921
Абдан татаал · Geometry
Octahedron And Dominoes#1922
Жеңил · Dynamic programming
Tiny Puzzle#1923
Абдан татаал · Brute force · Graphs
Circular Island#1924
Абдан татаал · Geometry
Traffic Jam#1925
Абдан татаал · Dynamic programming · Shortest paths
Number of Permutations#1926
Абдан жеңил · Dynamic programming · Math
Perspective#1927
Абдан жеңил · Graphs
Enjoy Arithmetic Progressions#1928
Абдан татаал · Dynamic programming
Completely Non-zero Determinant#1929
Жеңил · Matrix
Fast Typing#1930
Абдан татаал · Dynamic programming · Probabilities
XYZX 2009#1931
Абдан жеңил · Implementation
Greatest Greatest Common Divisor#1932
Абдан жеңил · Number theory
Colored Wizards - 2#1933
Абдан жеңил · Graphs
Graph of operations#1934
Абдан жеңил · 2-SAT
Regular matching#1935
Абдан татаал · Graphs · Graph matchings
Flights#1936
Абдан жеңил · Graphs · Shortest paths
Fire safety#1937
Абдан жеңил · Graphs
Island Nations#1938
Жеңил · Graphs · Shortest paths
King#1939
Жеңил · Graphs
Ice rink#1940
Татаал · Brute force · Implementation · Graphs · Depth-first Search
Ancestor#1941
Жеңил · Trees
Inevitability#1942
Абдан жеңил · Graphs
Bridges#1943
Абдан жеңил · Graphs