aparler/RosettaCodeData
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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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36
Task/Caesar-cipher/GAP/caesar-cipher.gap
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@ -1,22 +1,22 @@
CaesarCipher := function(s, n)
local r, c, i, lower, upper;
lower := "abcdefghijklmnopqrstuvwxyz";
upper := "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
r := "";
for c in s do
i := Position(lower, c);
if i <> fail then
Add(r, lower[RemInt(i + n - 1, 26) + 1]);
else
i := Position(upper, c);
if i <> fail then
Add(r, upper[RemInt(i + n - 1, 26) + 1]);
else
Add(r, c);
fi;
fi;
od;
return r;
local r, c, i, lower, upper;
lower := "abcdefghijklmnopqrstuvwxyz";
upper := "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
r := "";
for c in s do
i := Position(lower, c);
if i <> fail then
Add(r, lower[RemInt(i + n - 1, 26) + 1]);
else
i := Position(upper, c);
if i <> fail then
Add(r, upper[RemInt(i + n - 1, 26) + 1]);
else
Add(r, c);
fi;
fi;
od;
return r;
end;
CaesarCipher("IBM", 25);