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
7Fahrenheit to CelsiusDE ES AR ZH RO RU67723.11
11Sum of digitsES RU51243.59
28Body Mass IndexDE ZH RU48263.70
13Weighted sum of digitsES RU44893.82
43Dice RollingDE ZH RU43753.87
16Average of an arrayES RU42513.92
17Array ChecksumES RU39004.07
48Collatz SequenceRU33094.35
14Modular CalculatorES30164.52
26Greatest Common DivisorRU25574.80
18Square RootES RU22035.06
24Neumann's Random GeneratorDE RU20635.17
67Fibonacci SequenceRU20345.20
57Smoothing the WeatherRU19295.29
52Pythagorean TheoremRU18925.33
25Linear Congruential GeneratorRU15885.63
44Double Dice RollRU15515.67
22Two PrintersRU11246.23
42Blackjack Counting9936.44
156Luhn Algorithm4117.97
181Reverse Polish Notation2388.92
143Extended Euclidean Algorithm1569.65
189Dynamic Web Page1469.76
109Lucky Tickets9310.54
174Calculation of Pi8810.64
173Chords of Music7610.89
148Public Key Cryptography Intro6411.18
184Matches Picking6311.21
179Look and Say binary4711.71
196Fibonacci Randomizer4611.75
149Prime Chains3312.31