1. History of submissions
  2. (plaintext version)

Howard Roark

@roark

United States, Washington,DC

Joined Jun 2013

World Rank: #19509 (1.6 points)

Institution: n/a

I like network programming, number theory, cryptography, and math in general.

Activity over the last year

Effectiveness

 Problems solved
18
 Solutions submitted
128

Problems

List of solved classical problems:

ADAHACK FACT1 PRIME1
ADDREV FCTRL SQRROOT
AMR11E FCTRL2 TEST
ARITH2 GCD2 WSCIPHER
ATOMS MUL
CRYPTO1 MUL2COM
FACT0 PON

TODO list of classical problems:

ADACON ADAPET FACT2
ADAGCD ADAPRIME HASHIT

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