Problems

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

Solve more and win a certificate


Id Title Translations Solved Blessing
24Neumann's Random GeneratorDE RU14825.11
19Matching BracketsES RU10015.79
104Triangle Area9665.85
94Fool's Day 20148266.13
22Two PrintersRU7456.30
69Fibonacci Divisibility5056.98
37Mortgage Calculator5036.99
62Prime Ranges4047.37
127Anagrams4017.38
36Code Guesser3187.78
54Pythagorean Triples2947.92
51Dungeons and Dragons Dice2658.10
97Girls and Pigs2558.16
70Most Frequent Word2338.32
66Caesar Cipher Cracker2258.38
145Modular Exponentiation2118.49
71Fibonacci Divisibility Advanced1399.21
89Instrument Tuner1349.27
90Lexicographic Permutations1339.29
108Star Medals1269.38
131Four Pics One Word1249.41
150Introducing Regexps1249.41
103Easter Eggs8310.10
129Enumerating Combinations6710.47
140Proper Bracket Sequences6710.47
130Combinations with Repetitions6410.54
110Lucky Tickets Advanced5910.68
151Word Ladders5910.68
168Caesar meets BF5010.96
139Beam Balance and Masses4911.00
173Chords of Music4911.00
111Necklace Count4711.07
100Crossing the Road4211.26
102Travelling Salesman4211.26
159Hard Life4011.34
192Gangster Battles3911.39
157Emirp primE3411.62
179Look and Say binary3311.67
210Ticket Puzzle2512.14
107Knight's Tour2412.20
149Prime Chains2312.27
175Algae Robot2212.35
178Maze of the Wumpus1812.68
209Suffix Array Advanced1812.68
180Simple Game of Sticks1612.87