Practice: VILTRIBE, CLRL, CHEFCHR, CHEFPTNT, PERMPAL, FRK, ZOZ, AFK, RECTANGL, XORAGN, MTYFRI, DBFB, TRACE, WGHTNUM, CARPTUN, FRIEZA, GOHAN, NUMCOMP, NOOB, CHEFCUP, LOC18JUN, ENCMSG, ORMATRIX, ACTNBM, ARRPROB, BRNDG, JAGAM, PUMPWAT, REDCGAME, BINSTR, GMEDIAN, LEDGER, ABGAME, BEAUTGAR, FAKEBS, NSA, YVNUM, AGECAL, BUCKETS, ISITCAKE, CNTFAIL, ARMYFGT, CNOTE, CSUB, DIS, DIGJUMP, QHOUSE, FORESTGA, MINEAT, CARDMGK, ROLLBAR, CODERLIF, QUADFUNC, LAUGHMEN, GCDMOD, MUJ, ANACNT, CMD, BINSRT, SLDDEV, ICL1903, ICL1901, TSHIRTS, CHFEDR, CLIQUED, CO92MATR, GCDSET, EXPXOR, BICLIQUE, NUMTED, HELL
ZCOPRAC: ZCO14004
MARCH18B: CHEGLOVE, BIGSALE, MIXCOLOR, MINVOTE
CMEL2018: CNDLOVE, SINS, XDS, CRISIS
APRIL18B: CHEFWORK, GOODPREF, AVGPR
LOCAPR18: CRICSCR
LOCMAY18: REMAIN
JULY18B: PINS, NSA, MGCSET, NMNMX
ISCC2018: T22, T21, T23, T26, T28
AUG18B: SPELLBOB, SHKNUM, PROBLEMS, GCDMOD
LTIME64B: JDELAY, CHEFRES, OPPOSITE
COOK99B: ADASTAIR, BINIM2, PUMPWAT
NOV18A: HMAPPY1, CHHAPPY, GMEDIAN, MAGICHF2, PRITREE
DEC18A: INTXOR, MAXEP, EDGEDIR, DLDAG
JAN19A: DPAIRS, DIFNEIGH, EARTSEQ, XYPIZQ, HP18, MGAME, FANCY, MATCHIT, GRAPART
PELT2019: XORNEY, SUMNCR, GARGOYLE
COOK102A: ADASCOOL
QUCJ2019: QCJ01
COOK103A: CHFPARTY, MAXREMOV, SECPASS
COLE2019: CLIPLX, CLBATH, CLGAME
APRIL19A: SUBREM, SJ1, KLPM, CHEFOFR, FENCE, STRCH, MAXREM, RECTARAN
COME2019: MAX2, SMALLARR, GREG, RNDRND, XOMMON, IMPACT
INTL2019: PRIMESET, CHEFDR, FAKEBIN