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function caesar(s, k) {
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u = ascii(s)
|
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i = selectindex(u:>=65 :& u:<=90)
|
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if (length(i)>0) u[i] = mod(u[i]:+(k-65), 26):+65
|
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i = selectindex(u:>=97 :& u:<=122)
|
|
if (length(i)>0) u[i] = mod(u[i]:+(k-97), 26):+97
|
|
return(char(u))
|
|
}
|
|
|
|
caesar("layout", 20)
|
|
fusion
|