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Mathematical competition tasks
Calculator solving some mathematical competition task
Count the number of words
The calculator counts word number in a given text. It can be used for rough calculation of translation cost. Can be used for word number calculation in software resources.
Random combination of numbers from specified range
This calculator randomly picks several numbers from specified range.
Caesar cipher with numbers
This online calculator applies Caesar cipher not only to the letters, but to the numbers as well. Numbers expands the alphabet and are included to the rotations. Other symbols except letters and numbers are not transformed.
Sexagesimal number converters. The calculator converts sexagesimal number to rational or decimal and vice versa.
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