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 RU54203.60
13Weighted sum of digitsES RU46923.85
17Array ChecksumES RU40784.09
12Modulo and time differenceES RU32344.50
14Modular CalculatorES31514.54
26Greatest Common DivisorRU26804.82
24Neumann's Random GeneratorDE RU21585.20
25Linear Congruential GeneratorRU16695.65
69Fibonacci Divisibility7327.08
145Modular Exponentiation2868.71
71Fibonacci Divisibility Advanced1969.36
143Extended Euclidean Algorithm1639.68
144Modular Inverse10110.50
152RSA Cryptography7011.13
148Public Key Cryptography Intro6511.26
196Fibonacci Randomizer4611.85