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Spiral#841
Ýeňil · Implementation
The prime factors#842
Ýeňil · Prime factorization · Implementation
Permutation of letters#843
Örän ýeňil · Combinatorics
Moneybox#844
Örän ýeňil · Dynamic programming
The card and envelope#845
Orta · Implementation
Long product#846
Orta · Math
Snake#847
Örän ýeňil · Implementation
Perfect numbers#848
Ýeňil · Implementation
Decomposition into terms#849
Örän ýeňil · Brute force
Gangsters#850
Örän ýeňil · Dynamic programming
The area of a polygon#851
Örän ýeňil · Geometry
Long division on a short number#852
Örän ýeňil · Implementation
Sereja and Array#853
Örän ýeňil · Stacks
Amicable numbers#854
Ýeňil · Implementation
Brackets (2)#855
Örän ýeňil · Brute force
Route 2#856
Örän ýeňil · Dynamic programming
Convex hull#857
Örän ýeňil · Convex Hull
Birthday#858
Örän ýeňil · Implementation
Sums#859
Örän ýeňil · Dynamic programming
The game of "Date"#860
Ýeňil · Implementation · Brute force
Matrix Summation#861
Örän ýeňil · Prefix Sums · Implementation
Message#862
Ýeňil · Dynamic programming · Math
Line and squares#863
Örän ýeňil · Geometry
SMS#864
Örän ýeňil · Dynamic programming
Arc on the sphere#865
Örän ýeňil · Geometry