Маселелер
Brackets#1994
Жеңил · Data Structures
How can I help?#1995
Абдан татаал · Dynamic programming
Cupcakes#1996
Жеңил · Math
Approaching by progression#1997
Абдан жеңил · Math
Tori#1998
Жеңил · Geometry
Palindrome#1999
Татаал · Strings
Minefield#2000
Татаал · Greedy algorithms
Device Survey#2001
Абдан жеңил · Binary Search · Graphs
Pattern Coloring#2002
Жеңил · Sorting · Prefix Sums
Cellular communication#2003
Татаал · Graphs · Brute force
Routing#2004
Абдан татаал · Binary Search
Weighing 2#2005
Абдан татаал · Brute force · Combinatorics · Dynamic programming · Implementation · Graphs
Plus and xor#2006
Жеңил · Bitmasks
Gift#2007
Орточо · Graphs · Greedy algorithms
Tourist#2008
Орточо · Binary Search
Points#2009
Жеңил · Math
Mice and Cheese#2010
Жеңил · Greedy algorithms · Sorting
Mutation#2011
Орточо · Dynamic programming · Implementation
Sequence#2012
Абдан жеңил · Dynamic programming
Area of the hexagon#2013
Абдан жеңил · Geometry
Lucky Number#2014
Абдан жеңил · Implementation
Game XOR#2015
Татаал · Games · Math · Combinatorics
Determinant of the matrix#2017
Жеңил · Matrix
Minimal d-exponent#2018
Орточо · Number theory · Brute force
Fibonacci sequence#2019
Орточо · Hashing · Dynamic programming