เขียนโปรแกรมที่สร้างภาพสะท้อนของตัวเอง ตัวอย่างเช่นจะเป็นรหัสอูฐที่ยอดเยี่ยมที่อ่านมันเป็นรหัสของตัวเองและผลิต 2x2 รุ่นเล็กกว่าสองตัว รับอินพุต:
$_='ev
al("seek\040D
ATA,0, 0;");foreach(1..3)
{<DATA>;}my @camel1hump;my$camel;
my$Camel ;while( <DATA>){$_=sprintf("%-6
9s",$_);my@dromedary 1=split(//);if(defined($
_=<DATA>)){@camel1hum p=split(//);}while(@dromeda
ry1){my$camel1hump=0 ;my$CAMEL=3;if(defined($_=shif
t(@dromedary1 ))&&/\S/){$camel1hump+=1<<$CAMEL;}
$CAMEL--;if(d efined($_=shift(@dromedary1))&&/\S/){
$camel1hump+=1 <<$CAMEL;}$CAMEL--;if(defined($_=shift(
@camel1hump))&&/\S/){$camel1hump+=1<<$CAMEL;}$CAMEL--;if(
defined($_=shift(@camel1hump))&&/\S/){$camel1hump+=1<<$CAME
L;;}$camel.=(split(//,"\040..m`{/J\047\134}L^7FX"))[$camel1h
ump];}$camel.="\n";}@camel1hump=split(/\n/,$camel);foreach(@
camel1hump){chomp;$Camel=$_;y/LJF7\173\175`\047/\061\062\063\
064\065\066\067\070/;y/12345678/JL7F\175\173\047`/;$_=reverse;
print"$_\040$Camel\n";}foreach(@camel1hump){chomp;$Camel=$_;y
/LJF7\173\175`\047/12345678/;y/12345678/JL7F\175\173\0 47`/;
$_=reverse;print"\040$_$Camel\n";}';;s/\s*//g;;eval; eval
("seek\040DATA,0,0;");undef$/;$_=<DATA>;s/\s*//g;( );;s
;^.*_;;;map{eval"print\"$_\"";}/.{4}/g; __DATA__ \124
\1 50\145\040\165\163\145\040\157\1 46\040\1 41\0
40\143\141 \155\145\1 54\040\1 51\155\ 141
\147\145\0 40\151\156 \040\141 \163\16 3\
157\143\ 151\141\16 4\151\1 57\156
\040\167 \151\164\1 50\040\ 120\1
45\162\ 154\040\15 1\163\ 040\14
1\040\1 64\162\1 41\144 \145\
155\14 1\162\ 153\04 0\157
\146\ 040\11 7\047\ 122\1
45\15 1\154\1 54\171 \040
\046\ 012\101\16 3\16
3\15 7\143\15 1\14
1\16 4\145\163 \054
\040 \111\156\14 3\056
\040\ 125\163\145\14 4\040\
167\1 51\164\1 50\0 40\160\
145\162 \155\151
\163\163 \151\1
57\156\056
มันผลิต:
JXXXXXXXXL. JXXLm. .mJXXL .JXXXXXXXXL
{XXXXXXXXXXX. JXXXmXXXXm mXXXXmXXXL .XXXXXXXXXXX}
.XXXXXXXXXXXXXL. {XXXXXXXXXF 7XXXXXXXXX} .JXXXXXXXXXXXXX.
JXXXXXXXXXXXXXXXXL.`XXXXXX. .XXXXXX'.JXXXXXXXXXXXXXXXXL
JXXXXXXXXXXXXXXXXXXXmXXXXXXX. .XXXXXXXmXXXXXXXXXXXXXXXXXXXL
.XXXXXXXXXXXXXXXXXXXXXXXXXXXXX} {XXXXXXXXXXXXXXXXXXXXXXXXXXXXX.
.XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX.
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXF 7XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XX'7XXXXXXXXXXXXXXXXXXXXXXXXXF 7XXXXXXXXXXXXXXXXXXXXXXXXXF`XX
XX {XXXFXXXXXXXXXXXXXXXXXXXF' `7XXXXXXXXXXXXXXXXXXX7XXX} XX
`X}{XXX'7XXXFXXXXX^XXXXX `' `' XXXXX^XXXXX7XXXF`XXX}{X'
`'XXX' {XXX'XXXXX 7XXXF 7XXXF XXXXX`XXX} `XXX`'
.XX} {XXF {XXXX}`XXX} {XXX'{XXXX} 7XX} {XX.
{XX `XXL `7XX} 7XX} {XXF {XXF' JXX' XX}
`XX `XXL mXXF {XX XX} 7XXm JXX' XX'
XX 7XXXF `XX XX' 7XXXF XX
XX. JXXXX. 7X. .XF .XXXXL .XX
{XXL 7XF7XXX. {XX XX} .XXXF7XF JXX}
`XXX' `XXXm mXXX' `XXX'
^^^^^ ^^^^^
.mJXXL .JXXXXXXXXL JXXXXXXXXL. JXXLm.
mXXXXmXXXL .XXXXXXXXXXX} {XXXXXXXXXXX. JXXXmXXXXm
7XXXXXXXXX} .JXXXXXXXXXXXXX. .XXXXXXXXXXXXXL. {XXXXXXXXXF
.XXXXXX'.JXXXXXXXXXXXXXXXXL JXXXXXXXXXXXXXXXXL.`XXXXXX.
.XXXXXXXmXXXXXXXXXXXXXXXXXXXL JXXXXXXXXXXXXXXXXXXXmXXXXXXX.
{XXXXXXXXXXXXXXXXXXXXXXXXXXXXX. .XXXXXXXXXXXXXXXXXXXXXXXXXXXXX}
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX. .XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
7XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXF
7XXXXXXXXXXXXXXXXXXXXXXXXXF`XX XX'7XXXXXXXXXXXXXXXXXXXXXXXXXF
`7XXXXXXXXXXXXXXXXXXX7XXX} XX XX {XXXFXXXXXXXXXXXXXXXXXXXF'
`' XXXXX^XXXXX7XXXF`XXX}{X' `X}{XXX'7XXXFXXXXX^XXXXX `'
7XXXF XXXXX`XXX} `XXX`' `'XXX' {XXX'XXXXX 7XXXF
{XXX'{XXXX} 7XX} {XX. .XX} {XXF {XXXX}`XXX}
{XXF {XXF' JXX' XX} {XX `XXL `7XX} 7XX}
XX} 7XXm JXX' XX' `XX `XXL mXXF {XX
XX' 7XXXF XX XX 7XXXF `XX
.XF .XXXXL .XX XX. JXXXX. 7X.
XX} .XXXF7XF JXX} {XXL 7XF7XXX. {XX
mXXX' `XXX' `XXX' `XXXm
^^^^^ ^^^^^
The use of a camel image in association with Perl is a trademark of O'Reilly &
Associates, Inc. Used with permission.
(ข้อความลิขสิทธิ์เป็นตัวเลือก)
ตัวอย่างที่ง่ายกว่าจะนำอินพุต:
#######
#
#
######
#
# #
#####
และผลิต:
##### #####
# # # #
# #
###### ######
# #
# #
####### #######
####### #######
# #
# #
###### ######
# #
# # # #
##### #####
รายการควรแสดงให้เห็นถึงศิลปะ
นี่คือการประกวดความนิยมดังนั้นรายการที่มีคะแนนโหวตสูงสุด (ขึ้นไป) ชนะ!