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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Caesar-cipher/Nim/caesar-cipher.nim Normal file
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import strutils
proc caesar(s: string, k: int, decode = false): string =
var k = if decode: 26 - k else: k
result = ""
for i in toUpper(s):
if ord(i) >= 65 and ord(i) <= 90:
result.add(chr((ord(i) - 65 + k) mod 26 + 65))
let msg = "The quick brown fox jumped over the lazy dogs"
echo msg
let enc = caesar(msg, 11)
echo enc
echo caesar(enc, 11, decode = true)