number systems calculator APK

Number systems calculator.
The functions:
-translation of integers from one notation to another number system;
-translation of the binary number to Gray code;
Translated from the Gray code to binary;
-translation of a binary number in the Hamming code;
-translation of the Hamming code to binary (correcting one error, with the message in finding errors and indicating the position of the error, the two errors are impossible to transfer messages in binary);