Practice: TEST, EXGCD, RDF, LEFEED, CHMOD, TREERGB, RRJAM, DIVLAND, LBRACKET, EBAIT
COOK28: LEDIV, LEPERMUT, LEMAGIC
DEC12: ARIGEOM, GRANAMA, DBOY, BEX, CNTWAYS, MGCRNK, SEREJA
COOK30: CIELDIST
FEB13: BUY1GET1, LECARDS, CLMBSTRS, EFFPAINT, MBOARD
COOK33: AMMEAT, AMMEAT2, AMSTRING
JULY14: SEAEQ, GNUM, LUCKG, LEPAINT, DISHOWN, SGARDEN, FROGV, RETPO, CSUB, GERALD09
APRIL15: LPARTY, DEVVOTE, BWGAME, FRMQ, CARLOS, CSEQ, PIANO1, CHEFLCM, BROKPHON, DIVLAND