638 reputation
415
bio website github.com/sw1sh
location Moscow, Russia
age
visits member for 2 years, 2 months
seen 1 hour ago

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You Should Do The Matasano Crypto Challenges. I did and they are awesome.


Nov
7
revised How to put 9 pigs into 4 pens so that there are an odd number of pigs in each pen?
added 2 characters in body
May
12
revised How to represent the floor function using mathematical notation?
added 43 characters in body
May
12
revised How to represent the floor function using mathematical notation?
added 63 characters in body
Jan
5
revised As shown in the figure: Prove that $X=30.$
added 303 characters in body
Jan
5
revised As shown in the figure: Prove that $X=30.$
added 8 characters in body
Jan
4
revised Minimum number of steps needed to solve a rubik cube
added 176 characters in body
Jan
4
revised Minimum number of steps needed to solve a rubik cube
added 176 characters in body
Oct
1
revised using numbers 1 to 9 only once to equal 1 million
added 63 characters in body