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
11Sum of digitsES RU48883.59
13Weighted sum of digitsES RU43013.82
17Array ChecksumES RU37354.06
12Modulo and time differenceES RU29394.48
14Modular CalculatorES29144.49
26Greatest Common DivisorRU24484.80
24Neumann's Random GeneratorDE RU19815.16
25Linear Congruential GeneratorRU15175.63
69Fibonacci Divisibility6657.06
145Modular Exponentiation2618.68
71Fibonacci Divisibility Advanced1799.33
143Extended Euclidean Algorithm1509.64
144Modular Inverse9510.42
152RSA Cryptography6411.10
148Public Key Cryptography Intro5911.24
196Fibonacci Randomizer4511.70