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Data update

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Ingy döt Net 2023-09-01 09:35:06 -07:00
parent 61b93a2cd1
commit 5af6d93694
858 changed files with 20572 additions and 2082 deletions
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16
Task/Caesar-cipher/GW-BASIC/caesar-cipher.basic Normal file
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10 REM Caesar cipher
20 CLS
30 DEC$ = ""
40 TYPE$ = "cleartext "
50 PRINT "If decrypting enter "+"<d> "+" -- else press enter "; : INPUT DEC$
60 INPUT "Enter offset > "; IOFFSET
70 IF DEC$ = "d" THEN IOFFSET = 26-IOFFSET: TYPE$ = "ciphertext "
110 PRINT "Enter "+TYPE$+"> ";
120 INPUT CAD$
140 LONGITUD = LEN(CAD$)
150 FOR I = 1 TO LONGITUD
160 ITEMP = ASC(MID$(CAD$,I,1))
170 IF ITEMP > 64 AND ITEMP < 91 THEN ITEMP = ((ITEMP-65)+IOFFSET) MOD 26 : PRINT CHR$(ITEMP+65); : ELSE PRINT CHR$(ITEMP);
230 NEXT I
240 PRINT
250 END