Rot-13: Difference between revisions
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Line 967:
PRINT "After decoding : "; rot13$(s$)
END</syntaxhighlight>
==={{header|XBasic}}===
{{works with|Windows XBasic}}
<syntaxhighlight lang="qbasic">PROGRAM "Rot-13"
VERSION "0.0000"
DECLARE FUNCTION Entry ()
FUNCTION Entry ()
dec$ = ""
TYPE$ = "cleartext "
ctext$ = ""
iOffset = 13 'offset assumed to be 13 - uncomment line 11 to change
PRINT "For decrypt enter " + "<d> " + " -- else press enter > ";
dec$ = INLINE$("")
PRINT
IF LCASE$(dec$) = "d" THEN
iOffset = 26 - iOffset
TYPE$ = "ciphertext "
END IF
PRINT "Enter " + TYPE$; '' + "> ";
cad$ = UCASE$(INLINE$("> "))
FOR i = 1 TO LEN(cad$)
iTemp = ASC(MID$(cad$,i,1))
IF iTemp > 64 AND iTemp < 91 THEN
iTemp = ((iTemp - 65) + iOffset) MOD 26
PRINT CHR$(iTemp + 65);
END IF
NEXT i
END FUNCTION
END PROGRAM</syntaxhighlight>
=={{header|BASIC256}}==
Line 1,112 ⟶ 1,147:
: 0 `#v_@v-6-7< >
, < <+6+7 <<v</syntaxhighlight>
=={{header|BQN}}==
<syntaxhighlight lang="bqn">chars ← ⥊ "AaNn" +⌜ ↕13
Rot13 ← {𝕨 ⊣⌾((𝕩=52)⊸/) ⊏⟜chars 52|26+𝕩}⟜(chars⊸⊐)</syntaxhighlight>
Test:
<syntaxhighlight lang="bqn">Rot13 "Abcdefghijklm:Nopqrstuvwxyz_123 aBCDEFGHIJKLM-nOPQRSTUVWXYZ."</syntaxhighlight>
{{out}}
<pre>"Nopqrstuvwxyz:Abcdefghijklm_123 nOPQRSTUVWXYZ-aBCDEFGHIJKLM."</pre>
=={{header|Burlesque}}==
Line 1,180 ⟶ 1,224:
=={{header|C sharp|C#}}==
<syntaxhighlight lang="csharp">using System;
using System;
using System.IO;
using System.Linq;
using System.Text;
class Program {
private static char shift(char c) {
>= 'a' and <= 'm' => (char)(c + 13),
>= 'n' and <= 'z' => (char)(c - 13),
var _ => c
};
}
static string Rot13(string s) => new string(s.Select(c => shift(c)).ToArray());
static void Main(string[] args) {
foreach (var file in args.Where(file => File.Exists(file))) {
Console.WriteLine(Rot13(File.ReadAllText(file)));
}
if (!args.Any()) {
Console.WriteLine(Rot13(Console.In.ReadToEnd()));
}
Line 1,426 ⟶ 1,460:
=={{header|COBOL}}==
{{Works with|COBOL-85}}
Strict COBOL-85 implementation.
<syntaxhighlight lang="cobol">FORMAT IDENTIFICATION DIVISION.
PROGRAM-ID. rot-13.
DATA DIVISION.
77 out-str PIC X(100).
PROCEDURE DIVISION USING BY REFERENCE in-str, out-str.
INSPECT out-str
CONVERTING "abcdefghijklmnopqrstuvwxyz"
TO "nopqrstuvwxyzabcdefghijklm"
INSPECT out-str
CONVERTING "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
TO "NOPQRSTUVWXYZABCDEFGHIJKLM"
EXIT PROGRAM.
END PROGRAM rot-13.</syntaxhighlight>
{{Works with|COBOL 2002}}
A more modern version, with a user-defined function and compile-time constants.
<syntaxhighlight lang="cobolfree">IDENTIFICATION DIVISION.
FUNCTION-ID. rot-13.
DATA DIVISION.
LOCAL-STORAGE SECTION.
01 STR-LENGTH CONSTANT AS 100.
01 normal-lower CONSTANT AS "abcdefghijklmnopqrstuvwxyz".
01 rot13-lower CONSTANT AS "nopqrstuvwxyzabcdefghijklm".
01 normal-upper CONSTANT AS "ABCDEFGHIJKLMNOPQRSTUVWXYZ".
01 rot13-upper CONSTANT AS "NOPQRSTUVWXYZABCDEFGHIJKLM".
LINKAGE SECTION.
77 in-str PICTURE IS X(STR-LENGTH).
77 out-str PICTURE IS X(STR-LENGTH).
PROCEDURE DIVISION USING in-str, RETURNING out-str.
MOVE
INSPECT out-str CONVERTING normal-lower TO rot13-lower
INSPECT out-str CONVERTING normal-upper TO rot13-upper
GOBACK.
END FUNCTION rot-13.</syntaxhighlight>
=={{header|Commodore BASIC}}==
Line 1,658 ⟶ 1,711:
"Gur Dhvpx Oebja Sbk Whzcf Bire Gur Ynml Qbt!".rot13().writeln();
}</syntaxhighlight>
=={{header|Dart}}==
{{trans|Swift}}
<syntaxhighlight lang="Dart">
String rot13char(int charCode) {
if ((charCode >= 'A'.codeUnitAt(0) && charCode <= 'M'.codeUnitAt(0)) ||
(charCode >= 'a'.codeUnitAt(0) && charCode <= 'm'.codeUnitAt(0))) {
return String.fromCharCode(charCode + 13);
} else if ((charCode >= 'N'.codeUnitAt(0) && charCode <= 'Z'.codeUnitAt(0)) ||
(charCode >= 'n'.codeUnitAt(0) && charCode <= 'z'.codeUnitAt(0))) {
return String.fromCharCode(charCode - 13);
} else {
return String.fromCharCode(charCode);
}
}
String rot13(String str) {
return String.fromCharCodes(str.runes.map((rune) {
return rot13char(rune).codeUnitAt(0);
}));
}
void main() {
print(rot13("The quick brown fox jumps over the lazy dog"));
}
</syntaxhighlight>
{{out}}
<pre>
Gur dhvpx oebja sbk whzcf bire gur ynml qbt
</pre>
=={{header|Delphi}}==
{{libheader| System.SysUtils}}
Line 1,751 ⟶ 1,836:
=={{header|EasyLang}}==
<syntaxhighlight
for c$ in strchars str$
elif c >=
.
.
return enc$
.
enc$ = rot13 "Rosetta Code"
print enc$
print
</syntaxhighlight>
=={{header|Elena}}==
ELENA
<syntaxhighlight lang="elena">import system'routines;
import extensions;
Line 1,802 ⟶ 1,877:
string convert(string s)
= s.selectBy::(ch => rotConvertor.convert(ch)).summarize(new StringWriter());
}
Line 2,165 ⟶ 2,240:
PAUSE
</syntaxhighlight>
=={{header|Fennel}}==
{{trans|Lua}}
<syntaxhighlight lang="fennel">
(fn rot13 [s]
(let [a :ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
b :NOPQRSTUVWXYZABCDEFGHIJKLMnopqrstuvwxyzabcdefghijklm]
(s:gsub :%a #(b:sub (a:find $)))))
</syntaxhighlight>
Line 2,585 ⟶ 2,670:
WRITE(ClipBoard, Name) txt, cod ! txt=abc? XYZ!; cod=nop? KLM!;
END</syntaxhighlight>
=={{header|Haxe}}==
<syntaxhighlight lang="haxe">
public static function rot13(input: String): String {
var buf = new StringBuf();
for (charInt in new haxe.iterators.StringIterator(input)) {
if (charInt >= 0x41 && charInt <= 0x4d || charInt >= 0x61 && charInt <= 0x6d)
charInt += 13;
else if (charInt >= 0x4e && charInt <= 0x5a || charInt >= 0x6e && charInt <= 0x7a)
charInt -= 13;
buf.addChar(charInt);
}
return buf.toString();
}
</syntaxhighlight>
=={{header|Hy}}==
<syntaxhighlight lang="hy">#!/usr/bin/env hy
(require hyrule [defmain])
(setv lowers (lfor *x* (range 26)
(chr (+ *x* (ord "a"))))) ; generate latin lower 26 chars
(setv uppers (list (map str.upper lowers))) ; and the upper case
(setv lowers (list (map ord lowers))) ; convert to unicode codepoints
(setv uppers (list (map ord uppers)))
(setv translations ; a dictionary with from->to
(dict (zip ; codepoint mapping
(+ lowers uppers)
(+ (cut lowers 13 None)
(cut lowers 0 13)
(cut uppers 13 None)
(cut uppers 0 13)))))
(defn rot13 [string]
(return (.translate string translations)))
(defmain []
(import fileinput)
(for [*line* (fileinput.input)]
(print (rot13 *line*) :end "")))
</syntaxhighlight>
=={{header|Icon}} and {{header|Unicon}}==
Line 2,607 ⟶ 2,733:
* the setup exploits the ordered cset variables &lcase and &ucase coercing them into strings
* the rot13 mapping string is then aggregated with strings taken by offsetting into double length values to avoid unnecessary and messy rotation
=={{header|Insitux}}==
<syntaxhighlight lang="insitux">(function ROT-13-char ch
(let x (char-code ch)
x- (or (< 109 x 123) (< 77 x 91)))
(if (or (< 96 x 123) (< 64 x 91))
(char-code ((x- - +) x 13))
ch))
(function ROT-13 text
(.. str (map ROT-13-char text)))
(ROT-13 "The Quick Brown Fox Jumps Over The Lazy Dog!")
;returns "Gur Dhvpx Oebja Sbk Whzcf Bire Gur Ynml Qbt!"</syntaxhighlight>
=={{header|IS-BASIC}}==
Line 3,937 ⟶ 4,077:
val rot13 = String.map rot13char</syntaxhighlight>
Helper function:
<syntaxhighlight lang="sml">fun rot13stdin () =
case (TextIO.inputLine TextIO.stdIn)
of NONE => ()
| SOME(s) => (print (rot13 s); rot13stdin ());
</syntaxhighlight>
==={{header|mLite}}===
Reads text file from stdin to list of lines, encodes and prints lines of encoding to stdout.
Line 5,220 ⟶ 5,369:
put .trans: $abc => $abc».rotate(13) for lines</syntaxhighlight>
{{in}}
<pre>Rosetta Code</pre>
{{out}}
<pre>Ebfrggn Pbqr</pre>
As a one-liner:
<syntaxhighlight lang=console>$ raku -pe '.=trans: {$_ => $_».rotate(13)}({[$_».uc, @$_]}("a".."z"))'</syntaxhighlight>
=={{header|RapidQ}}==
Line 5,577 ⟶ 5,730:
Restored : The quick brown fox jumps over the lazy red dog.
</pre>
Still a third approach makes use of S-BASIC's awkward (and poorly documented) XLATE function, which transforms each character in the input string by using its ASCII value as an index into the translation string.
<syntaxhighlight lang = "basic">
function rot13(s = string) = string
var tr = string:127
rem - set up translation table
tr = space$(31) + " !" + chr(34) + "#$%&'()*+,-./0123456789" + \
":;<=>?@NOPQRSTUVWXYZABCDEFGHIJKLM[\]^_`" + \
"nopqrstuvwxyzabcdefghijklm{|}~"
end = xlate(s,tr)
rem - test the function
var plain, encrypted = string
plain = "The quick brown fox jumps over the lazy dog."
print "Plain text: "; plain
encrypted = rot13(plain)
print "Encrypted : "; encrypted
print "Restored : "; rot13(encrypted)
end
</syntaxhighlight>
=={{header|S-lang}}==
Line 5,726 ⟶ 5,902:
<syntaxhighlight lang="ruby"># Returns a copy of 's' with rot13 encoding.
func rot13(s) {
s.tr('A-Za-z', 'N-ZA-Mn-za-m')
}
# Perform rot13 on standard input.
STDIN.each { |line|
=={{header|Simula}}==
<syntaxhighlight lang="simula"> TEXT PROCEDURE ROT13(INP); TEXT INP;
Line 6,039 ⟶ 6,216:
rot13("Shall Not Perish")
Funyy Abg Crevfu</syntaxhighlight>
=={{header|Stringle}}==
<syntaxhighlight lang="stringle">a "The quick brown fox jumps over the lazy dog."
b "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz"
c b
#@c 78
#\c 52
#a
b %.a d " " b
b %.a #d .a
b %.a e c
b %.a #e #d
b %.a a .\e :a
f f .a
a :a
#a
$ f</syntaxhighlight>
{{out}}
Gur dhvpx oebja sbk whzcf bire gur ynml qbt.
=={{header|Swift}}==
Line 6,216 ⟶ 6,412:
rot = ~command.files; * contents:= ~contents; * * -:~& -- ^p(~&,rep13~&zyC)~~ ~=`A-~ letters</syntaxhighlight>
=={{header|Uxntal}}==
<syntaxhighlight lang="Uxntal">( in-place rot13, null terminated string )
@rot13 ( addr* -: addr* )
DUP2
&loop
LDAk ?{ POP2 JMP2r } STH2k
LDAk #df AND DUP #41 LTH SWP #5a GTH ORA
STH LDAk STHr
?{
DUP #df AND
#0d ADD
DUP #5a GTH #1a MUL SUB
SWP #20 AND ORA
}
STH2r STA INC2
!&loop</syntaxhighlight>
=={{header|Vala}}==
Line 6,589 ⟶ 6,802:
=={{header|Wren}}==
<syntaxhighlight lang="
var bytes = s.bytes.toList
for (i in 0...bytes.count) {
Line 6,727 ⟶ 6,940:
</pre>
=={{header|YAMLScript}}==
<syntaxhighlight lang="yaml">
!yamlscript/v0
s =: set(nil).into('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ')
m =: drop(26 s).concat(take(26 s)).zipmap(s _)
defn main(s):
say: map(\(m %1 %1) s).apply(str _)
</syntaxhighlight>
=={{header|Zig}}==
{{Works with|Zig|0.11.x}}
{{Works with|Zig|0.12.0-dev.1643+91329ce94}}
<syntaxhighlight lang="zig">const std = @import("std");
pub const Rot13 = struct {
pub fn
return
else => |c| c,
};
}
/// Caller owns returned memory.
pub fn slice(allocator: std.mem.Allocator, input: []const u8) error{OutOfMemory}![]u8 {
const output = try allocator.alloc(u8, input.len);
errdefer allocator.free(output);
for (input, output) |input_ch, *output_ch| {
output_ch.* = char(input_ch);
}
return output;
}
};
pub fn main() error{OutOfMemory}!void {
var gpa: std.heap.GeneralPurposeAllocator(.{}) = .{};
defer _ = gpa.deinit();
const allocator = gpa.allocator();
const message_input =
\\@@@111@@@ Lbh xabj vg vf tbvat gb or n onq qnl
\\ jura gur yrggref va lbhe nycunorg fbhc
\\ fcryy Q-V-F-N-F-G-R-E.
;
const message_decoded = try Rot13.slice(allocator, message_input);
defer allocator.free(message_decoded);
std.debug.print(
\\{s}
\\=== Decoded to ===
\\{s}
\\
, .{
message_input,
message_decoded,
});
std.debug.print("\n", .{});
const message_encoded = try Rot13.slice(allocator, message_decoded);
defer allocator.free(message_encoded);
std.debug.print(
\\{s}
\\=== Encoded to ===
\\{s}
\\
, .{
message_decoded,
message_encoded,
});
}</syntaxhighlight>
{{out}}
<pre>
@@@111@@@ Lbh xabj vg vf tbvat gb or n onq qnl
jura gur yrggref va lbhe nycunorg fbhc
fcryy Q-V-F-N-F-G-R-E.
=== Decoded to ===
@@@111@@@ You know it is going to be a bad day
when the letters in your alphabet soup
spell D-I-S-A-S-T-E-R.
@@@111@@@ You know it is going to be a bad day
when the letters in your alphabet soup
spell D-I-S-A-S-T-E-R.
=== Encoded to ===
@@@111@@@ Lbh xabj vg vf tbvat gb or n onq qnl
jura gur yrggref va lbhe nycunorg fbhc
fcryy Q-V-F-N-F-G-R-E.
</pre>
=={{header|zkl}}==
|