Competition: Find a duplicate code map

Started by Grauniad, November 26, 2011, 05:23:55 PM

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Grauniad

By my estimation there may be as many as 2 x10100 different code strings that may map onto each of the 232-1 code maps that can be generated. If you ever come across a duplicate, post both strings that generate the same map in this thread.

Any competition should have a prize, you say? Well, the accolade of your fellow forumers should be enough, no?
A goodnight to all and to all a good night - Goodnight Moon

Echo51

#1
Funny, i started on this a few days ago :P


My "app" just reported it has found one, sadly i was AFK so didn't notice what it was. Minor changes being done and i'll get results :D


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- The only echo present here...

creeper killer

anyone here a computer wiz?
they could write a program that plugs in all possible combinations and records the results
Quoteyou will be assimilated into the herd, resistance is futile
(picture's too big :( )
just though I'd let you guys know :)

Echo51

Here we go, verified by hand and found in about 15 minutes with a poorly written flash app(~100 hashes per second at ~50k entries).

"82945"
and
"25302"
Both produce the same code map when entered into CW2 :)
Join the chat! :D
- The only echo present here...

UpperKEES

My CW1 maps: downloads - overview
My CW2 maps: downloads - overview

lich98

I love Mickey Mouse more than any woman I've ever known.
-Walt Disney
This is like deja vu all over again.
-Yogi Berra

thepenguin

echo, what is the flash hash function called?, (I'm looking for a java equivalent, to find a ton of duplicates, added on to my list of 1K things to do :P)
We have become the creeper...

Grauniad

A goodnight to all and to all a good night - Goodnight Moon

thepenguin

We have become the creeper...

Echo51

Join the chat! :D
- The only echo present here...

miquelfire

Quote from: thepenguin on November 27, 2011, 12:47:53 PM
Quote from: Grauniad on November 27, 2011, 11:49:01 AM
MD5 Hash.

great.

wait, what? md5 hashes are not 32-bit hashes

You take the first 8 hex characters (4 bytes if your hash output that way) of the hash, so the rate of collision is much higher.

thepenguin

Quote from: miquelfire on November 29, 2011, 01:55:18 PM
Quote from: thepenguin on November 27, 2011, 12:47:53 PM
Quote from: Grauniad on November 27, 2011, 11:49:01 AM
MD5 Hash.

great.

wait, what? md5 hashes are not 32-bit hashes

You take the first 8 hex characters (4 bytes if your hash output that way) of the hash, so the rate of collision is much higher.

much better, I get it now ...
We have become the creeper...

mopa42

Oh boy! A programming challenge!

I found a whole bunch of duplicate codes. Here are some of the most interesting / funny / unique:












for some applethink were apple
garden a gamethe chair said
the car timemake big play
April 29, 1027April 29, 2830
woodruffinaccuracies
sketchablecalash's
difficulties designingpainful data
dead eatingdefines nice
chairman attackinvents crater
Creeper submittedsuspending weather
zero blameeaten Creeper

And even some triplicates!



absolute beautifulwoman foot'sposts statistics
fundamentally obscureresponses passessentially managing

The codes have this to say about Virgil:




bytes sourceme Virgil
continue buysVirgil product
satisfy ownersVirgil fastest

(Virgil is the fastest at turning sources into games into satisfied owners into continued buying of the product)
CW2 itself says that Virgil is a great developer!

Some of the codes, being four random words, are unintentionally hilarious. I spent far too much time just reading through the list laughing.
If you're curious I've attached the list of all ~45 thousand duplicates I found.

UpperKEES

Mopa, you keep amazing me....

Indeed some hilarious combinations! ;D

Great job! 8)
My CW1 maps: downloads - overview
My CW2 maps: downloads - overview

thepenguin

hey, mopa, I can't seem to be able to get the right hashes for this in java, how're you doing it?
We have become the creeper...