Problems
Grafix Mask#2382
Very easy · Graphs
Electrical Wires#2383
Very easy · Graphs
Sorting Game#2384
Very easy · Brute force · Graphs
The number of permutations#2385
Easy · Math
The next permutation#2386
Easy · Implementation
Permutation by number#2387
Easy · Combinatorics
Number of permutation#2388
Very easy · Combinatorics
The following combination#2389
Very easy · Implementation
Partitions into summands#2390
Very easy · Brute force
Cost of call#2391
Easy · Implementation
Interesting Sum#2392
Easy · Sorting
Point and a rectangle#2393
Very easy · Geometry
Number#2394
Medium · Brute force · Math
Semiperfect number#2395
Medium · Brute force · Math
The number in English#2396
Very easy · Implementation
Windows#2397
Medium · Implementation
Circle and segment#2398
Hard · Geometry
Book#2399
Easy · Brute force
Triangles#2400
Very easy · Math
Breadth First Search#2401
Very easy · Breadth-first Search · Shortest paths
(p, q) - horse#2402
Very easy · Graphs
Strong connectivity#2403
Medium · Depth-first Search · Graphs
Games on graph#2404
Medium · Graphs
A Strange Game#2406
Hard · Games · Graphs
Japanese computer#2407
Easy · Dynamic programming · Bitwise Operations