Problems

Note that you can solve most task in any order!
Already solved ones are at the bottom of the table.

Volume: Popular Algorithms - total 72 (clear filter)

Id	Title	Translations	Author	Solved	Blessing
27	Bubble Sort	ES RU SK		5993	4.82
26	Greatest Common Divisor	RU SK		5850	4.86
104	Triangle Area			3370	5.82
47	Caesar Shift Cipher	SK		3336	5.83
120	Selection Sort			2039	6.69
33	Parity Control	RU		2346	6.44
34	Binary Search			2161	6.59
121	Insertion Sort			1349	7.41
156	Luhn Algorithm	SK		999	7.93
145	Modular Exponentiation			768	8.38
181	Reverse Polish Notation			585	8.85
122	QuickSort			681	8.59
85	Rotation in 2D Space			738	8.45
40	Paths in the Grid	UA		772	8.37
95	Simple Linear Regression			584	8.86
211	Information Entropy			368	9.66
60	Sweet Harvest			629	8.73
207	Suffix Array			364	9.68
143	Extended Euclidean Algorithm			436	9.36
101	Gradient Calculation			479	9.20
82	Levenshtein Distance			489	9.17
64	Maze Pathfinder			475	9.22
79	Cycles Detection			438	9.36
92	Binary Heap			415	9.45
90	Lexicographic Permutations			378	9.61
154	Breadth First Search			295	10.04
78	Bezier Curves			379	9.61
65	Transitive Closure on Candy States			365	9.67
144	Modular Inverse			274	10.17
155	Depth First Search			258	10.27
161	Topological Sorting			243	10.38
374	Longest Common Subsequence			34	13.75
123	Knapsack of Integers			240	10.40
93	Starving Priority Queue			263	10.24
84	Dijkstra in the Network			266	10.22
208	Neighborhood of a String			145	11.27
164	Page Rank			172	10.97
138	Huffman Coding			187	10.83
194	Convex Hull and Farmers			147	11.25
201	Point in Polygon			138	11.35
152	RSA Cryptography			161	11.09
137	Shannon-Fano Coding			170	10.99
202	Dancing Pairs			108	11.78
148	Public Key Cryptography Intro			133	11.42
124	Knapsack Backtracking			143	11.29
106	Random Search Optimization			150	11.21
102	Travelling Salesman			140	11.33
158	Hamming Codes			112	11.71
351	Nicomachus			22	14.48
153	Fermat goes hacking RSA			99	11.93
115	Gradient Descent for SLE			109	11.76
376	Cartesian Tree Visualization			11	15.61
166	Page Rank as Eigenvector			83	12.23
193	Maximum Flow			73	12.45
142	LZ77 decompression			89	12.11
203	Tic-Tac-Toe Minimax Algorithm			68	12.57
219	Neural Network Calculation			62	12.73
216	Cracking Linear Congruential Generator			61	12.76
132	Stream Cipher Breaking			80	12.29
205	Clustering the Stars			57	12.87
230	Move-To-Front Transform			47	13.20
349	Burrows		gardengnome	13	15.34
380	Treap Study			5	16.81
229	Burrows-Wheeler Transform			33	13.80
344	Throwing Easter Eggs Part 2		gardengnome	10	15.76
256	Rook Jump Maze			20	14.64
336	Currency Arbitrage			9	15.93
345	Elliptic Curves Basics			7	16.31
220	Neural Network Training			21	14.56
260	Low Cost Road Network		csfpython	16	15.00
342	Adaptive Arithmetic Coding			5	16.81
302	Sound-Controlled Robot			6	16.55