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Races#816
Kyn · Graphs · Shortest paths
Broken Calculator#817
Ýeňil · Implementation
Currency Manipulations#818
Örän ýeňil · Dynamic programming
Two-round Olympiad#819
Orta · Greedy algorithms · Math
Formula 1#820
Örän kyn · Graphs
Grasshopper#821
Orta · Implementation
Unpacking a line#822
Örän ýeňil · Implementation
Warehouse#823
Orta · Dynamic programming
Gasoline#824
Ýeňil · Graphs · Disjoint set union
Game#825
Örän kyn · Graphs
Furrows#826
Kyn · Graphs
Simple Factorials#827
Ýeňil · Brute force · Number theory
Shooting Range#828
Örän kyn · Brute force · Combinatorics · Math
TV tower#829
Örän ýeňil · Brute force · Geometry
Prime numbers#830
Örän ýeňil · Brute force
Expression#831
Ýeňil · Implementation · Brute force
Increasing subsequence#832
Ýeňil · Dynamic programming
The triangle and the point#833
Örän ýeňil · Geometry
Power#834
Örän ýeňil · Binary Search
Poker#835
Örän ýeňil · Implementation
Prime numbers 2#836
Ýeňil · Implementation
Permutations#837
Örän ýeňil · Strings · Brute force
Route#838
Örän ýeňil · Dynamic programming
Segments intersection#839
Ýeňil · Geometry
Long sum#840
Örän ýeňil · Implementation