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Results tagged with code-golf
Search options not deleted
user 319
Code-golf is a competition to solve a particular problem in the fewest bytes of source code.
8
votes
Decipher a Vigenère ciphertext
MS-DOS 16bit .COM file - 87 bytes
Base64 encoded binary (following this link for a decoder)
v1cBi8/oQACJ/ovv6DkAi9msitAqF3MDgMI+gMJhgPp6dguA6jqA+lp2A4DqK80hO/d0IkM563TW69YsYXMIBCB9AgQrBBqqtAHNITwNde …
- 2,321
2
votes
Chessboard pattern
C++ - 253 obfuscated characters
#include <iostream.h>
int main(int i,char*c[]=0)
{
char a=i,b=i>>8;i&32512?((i>>16&255)<a)?(cout<<b)?main((i^30720)+65536):0:(cout<<endl)?(((b=(i>>24)+1)<a)?main((i& …
- 2,321
19
votes
Determine if a number is divisible by 13 (without using 13 itself)
ASM - 16 bit x86 on WinXP command shell
executable - 55 bytes * 0.8 = 44
source - 288 characters * 0.8 = 230.4
The number 13 doesn't even appear in the assembled .com file.
Assemble using A86.
…
- 2,321
0
votes
IPv4 Integer Conversion Function
ASM - 98 byte executable (WinXP command shell), about 485 characters
Assemble using A86. Badly formed IP addresses generate undefined output.
mov si,82h
mov di,10
mov bp,l3
fldz
…
- 2,321
1
vote
Calculate the total number of paths
ASM - WinXP Command shell .COM 128 bytes, source = 607 characters
To run, provide the rock id and the direction, e.g.
program c1
where the letter is the rock (top left = a, bottom right = l) and t …
- 2,321
0
votes
Write a self-replicating program.
DOS COM File - 36 bytes
56 BE 80 00 AD FE C8 A2 10 01 7E 17 89 F2 88 74
02 B4 3C 33 C9 CD 21 72 0A 8B D8 B4 40 5A B9 24
00 CD 21 C3
Output file name is specified on the command line, truncated to …
- 2,321
10
votes
Recreate a 'Snake' game in a console/terminal
16 bit 8086
526 bytes / 390 bytes
Decode this using a Base64 decoder and call it "snake.com" then execute from Windows command prompt. Tested on WinXP, you may need to use DosBox to get the right v …
- 2,321
4
votes
Assembly Language Quine
Windows .COM Format: 307 characters
Assembles, using A86, to 51 bytes. Requires no external libraries other than the DOS Int21 AH=9 function (write string to stdout).
db 185
db 51
db 0
db 190
db …
- 2,321
2
votes
Look and say sequence
C: 213 characters
main(){char*a,*b=calloc(' ',' '),*c=calloc(' ',' '),*d,*e,*f;*b='Q'-' ';for(a=" ";*a;++a){printf("%s\n",b);e=f=b;d=c;while(*e){while(*f==*e){++f;}d+=sprintf(d,"%d …
- 2,321
6
votes
Print a Christmas Tree
C
This is Wade Tandy's C version but modified a little bit:
;
int
main(
){int i
=-1,j=0,c
=10;while(j
++<c){printf(
" ");}{;printf(
"*" …
- 2,321
6
votes
Generating PBM bitmap files from ASCII text
8086 Machine Code
190 Bytes (122 Bytes using BIOS)
Here's Base64 encoded WinXP/MSDos .COM file:
M8COwCaKDoUEitEmxD4MAaCAAP7IfliK8MHgA7cK9ve9egEAZ
vy0APb3AUb6iMi0APb3AUb+x0YACg2DxQK+ggCK7qz24YvYJo
o …
- 2,321
0
votes
Print largest integer you can with the fewest characters
Windows x86 .com
8 bytes
B4 02 B2 39 CD 21 EB F8
- 2,321
22
votes
Obfuscated FizzBuzz Golf
C++: 886 chars
I've tried to hide the 'fizz' and the 'buzz'. Can you spot them?
#include <iostream>
#define d(a,b) a b
#define _(a,b) d(#b,#a)
#define b(b) _(b,b)
#define y _(i,f)c
#define x _(u,b)c …
- 2,321
56
votes
Interpret brainfuck
16 bit 8086 machine code: 168 bytes
Here's the base64 encoded version, convert and save as 'bf.com' and run from Windows command prompt: 'bf progname'
gMYQUoDGEFKzgI1XAgIfiEcBtD3NIR8HcmOL2LQ/i88z0s0 …
- 2,321
6
votes
Koch Snowflake - codegolf
MS-DOS 16 bit machine code: 199 bytes
Decode using this site, save as 'koch.com' file and execute from WinXP command prompt.
sCAAxo7ajsKLz/OquF9fulwvvUoBM9u+BADoiQDodgDocwDogADobQDoagDodwCK8TLSs0+I9 …
- 2,321