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Conversion of numbers between positional numeral systems. Most common systems are decimal, binary, hexadecimal etc.

11
votes
11answers
Given an input string containing only letters and numbers, write a program or function that prints the possible printable ASCII characters (Hex 20-7E) that correspond with the string's value in bases …
asked Feb 16 '16 by Arcturus
20
votes
17answers
The objective of this challenge is to write a program to convert an inputed string of what can be assumed as containing only letters and numbers from as many bases between 2 and 36 as possible, and fi …
asked Dec 4 '15 by Arcturus
42
votes
48answers
Given a non-negative integer input, write a program that converts the number to hexadecimal and returns a truthy value if the hexadecimal form of the number contains only the characters A through F an …
asked Dec 12 '15 by Arcturus
24
votes
12answers
Write a program that takes as its input a string consisting of printable characters (ASCII 20-7E) and an integer n in [2,16] and performs the following modification to the string. Each character in …
asked Nov 4 '15 by Arcturus