Practice: PLZLYKME, ERROR, FGFS, MTRICK, TAPAIR, FRBSUM, CHNGSS, XORSUMS, DBOY, DELISH, FROGV, TADELIVE, SEAVEC
LTIME20: LCH15JAB, LCH15CD, LCH15JEF, LCH15JGH
CDVA2015: CDVA1502, CDVA1510, CDVA1507, CDVA1508, CDVA1505, CDVA1504
CODC2015: CSIXIERL, CSIXIEAN, CSIXIEPA, CSIXIEVR
LTIME22: CHEFANUP
COOK80: ROBOTG, CARDS777, RAINBOW
ALKH2017: XORPRO, CHEFGRUP, SHEBRU, INCDEC
IOPC2017: IOPC17C, IOPC17A, IOPC17D, IOPC17B
COOK81: ABREPEAT, CANDY123, SHOPTRIP
LTIME47: SEGM01, BEARSEG, DIGVIRUS
LTIME48: PREFINVS
FEB221A: BINBASBASIC, BITBLEND, RANDOMOR, DIGMULK, REMADJ
FEB222A: XORPAL, BITSWAPS, WGCD, PLYARSM
MARCH221A: GENIUS, SUBSTRING, SUB_XOR, COUNTONES, MAXMEXPATH
MARCH222A: MAX01EVSWP, GEOMMEAN
APRIL221A: AXNODR, XORABC, YAMP, MINMAXEQ, BULENE
MAY221A: ALTDIA, MAGICSTONE, XORGAND, FOURARR, ITGRZN
MAY222A: SUB7NUM, SUBARRAYLEN, SUBWEIGHT
JUNE221A: ADDBYPERM, RED0, EXMV, FPE, DISTGCD, DIVBYI
JULY222A: DIF_GCD, CONCATSORT, SUMOFPROD2, SIMILARSUBSQ