Practice: CHEFDTRE, TWOSTR, SUBINC
HOCO2015: NOWAYS
JULY15: CHCUBE, EGBOBRD, LCKYST
AUG15: COOKMACH
COOK63: STEM
KOL15ROL: KOL15A
COOK65: CHEFARRP
LTIME31: DISTCODE
COOK66: FRUITS
FEB16: CHEFDETE
COOK67: PPSUM
LOCFEB16: CHOCOLAT
LTIME33: CHEFSOCK
MARCH16: STRPALIN, MAXISUM, CHEFSPL
SRMC2016: INTROSRM, MULTISRM, BRCKTSRM, DRCTNSRM
APRIL16: COLOR, CHBLLNS, CHEFPATH, BIPIN3, DEVGOSTR
COOK69: ODDDIV, MOVIEWKN, BINTREEQ
LTIME35: TRICOIN
MAY16: LADDU, FORESTGA, CHEFSOC2, CHBLLS
COOK70: P1Z2S
JUNE16: DEVARRAY, CHCOINSG, BINOP, CHEARMY, CHEFARK
JULY16: EGRANDR, CHEFELEC, CHEFARC
SEPT16: LONGSEQ, LEXOPAL, RESCALC
DEC16: ANKTRAIN
FEB17: CHEFAPAR
MARCH17: XENTASK, EXTRAN, BANDMATR, SORTROW
ALKH2017: XORPRO
MAY17: CHEFROUT, MXMEDIAN, UNICOURS
LTIME50: LOSTMAX
AUG17: RAINBOWA, CHEFMOVR, GCAC
DEC17: GIT01, CPLAY, VK18, CHEFHAM
MARCH18B: CHEGLOVE, BIGSALE, MIXCOLOR, MINEAT, XXOR, MINVOTE
MAY18B: RD19, XORAGN, MTYFRI, DBFB
AUG18B: SPELLBOB, SHKNUM, PROBLEMS, GCDMOD
SEPT18B: MAGICHF, CHEFADV, XORIER
OCT18B: CHSERVE
ZCOPRAC: ZCO14003, ZCO13001, ZCO15002, ZCO13003, ZCO12001, ZCO14001, ZCO14002, ZCO14004, ZCO12004
APRIL20B: COVIDLQ, CARSELL, STRNO, UNITGCD, SQRDSUB, ANSLEAK
JUNE20B: PRICECON, XYSTR, CHFICRM, EOEO, EVENM
SEPT20B: TREE2