Practice: ORDTEAMS, PERIODIC, CHEFADD, WEIRD2, ICPC16D, CHEFFED, AMMEAT2, FLAGS, MEX, CHFNFRN, CHFTIRED, PRDRG, CHHAPPY, GMEDIAN, BEAUKONO, RUNDIR, RECTLOVE, ENG5, COMB1, COMB4, COMB3, CHFPARTY, MAXREMOV, SECPASS, WCSA, WCSB, WCSC, WCSD, WCSE, WCSF, NCC1904, DRAGONS, CLGAME, DPAIRS, DIFNEIGH, EARTSEQ, XYPIZQ, GRAPART, NBONACCI, MARCAPS, SONGSHOP, PEWDSVTS, RANDGAME, MINARRS, FAPF, DRMP, GCDSET, EXPXOR, BICLIQUE, GRIDTOUR, REMMAX, ABDTOLL, ANTEATER, SLUSH
AUG18B: SHKNUM, SPELLBOB, PROBLEMS
SEPT18B: MAGICHF, CHEFADV, XORIER, BSHUFFLE
OCT18B: MINDSUM, CCIRCLES, CHSERVE, BITOBYT, SURCHESS, BBRICKS
DEC18B: MAXEP, CHFINTRO, CHFIDEAL, INTXOR, COMAS, EDGEDIR, DLDAG
NCC2019: NCC1903, NCC1902, NCC1908
ICL2019: ICL1902, ICL1901, ICL1903, ICL1905
LTIME70A: SEVENSEG
APRIL19A: SUBREM, SJ1, KLPM, CHEFOFR, XORMIN
INTL2019: FAKEBIN, PRIMESET, CHFEDR, CHEFDR
FFC12019: SHADOW2, MARSWA, SHADOW, DRCHE, CHEKOH, AERTS, CHESAK