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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Base64-decode-data/J/base64-decode-data-1.j Normal file
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require'convert/misc/base64'
frombase64 'VG8gZXJyIGlzIGh1bWFuLCBidXQgdG8gcmVhbGx5IGZvdWwgdGhpbmdzIHVwIHlvdSBuZWVkIGEgY29tcHV0ZXIuCiAgICAtLSBQYXVsIFIuIEVocmxpY2g='
To err is human, but to really foul things up you need a computer.
-- Paul R. Ehrlich

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Task/Base64-decode-data/J/base64-decode-data-2.j Normal file
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BASE64=: (a.{~ ,(a.i.'Aa') +/i.26),'0123456789+/'
frombase64=: {{
pad=. _2 >. (y i. '=') - #y
pad }. a. {~ #. _8 [\ , (6#2) #: BASE64 i. y
}}