Problems
Template and word#991
Easy · Dynamic programming
Cities and roads#992
Easy · Graphs
Traffic lights#993
Very easy · Implementation · Graphs
Coloured rain#994
Easy · Graphs
Triangular Route#995
Very easy · Graphs
Path#996
Very easy · Graphs
One knight#997
Medium · Graphs · Breadth-first Search
Table#998
Very easy · Graphs
Two Horses#999
Very easy · Graphs
a + b Problem#1000
Very easy · For Beginners
A + B in the binary system#1001
Easy · Number theory
Fraction#1002
Medium · Number theory
Nychypir 2#1003
Easy · Number theory
Fun Game#1004
Very easy · Number theory
Matches for children are not toys!#1005
Very easy · Number theory · Math · For Beginners
Simple arithmetic#1006
Very easy · Number theory
The Stern–Brocot Number System#1007
Easy · Math · Binary Search · Implementation
Number systems#1008
Easy · Number theory
2D-Nim#1009
Medium · Graphs · Sorting · Hashing · Implementation · Constructive Algorithms
The equality#1010
Easy · Number theory
Nim#1011
Easy · Games
Coins#1012
Medium · Number theory
Factorial#1013
Easy · Number theory
Bones for Sirko 2#1014
Hard · Games
S-Nim#1015
Very easy · Games