Practice: QCHEF, SFXPAL, PBOXES
MARCH19B: CHNUM, JAIN, CHDIGER, SUBPRNJL, CHONQ, CHEFSOC, PTREE, INTERLEA
JULY19B: CHFM, MMAX, PRTAGN, CIRMERGE, GUESSPRM, CHFWAR, CCC, LVMFFN, CHFWAR2
AUG19A: CHEFDIL, KS1, MAXEXPR, ENCODING, CHGORAM, CSTREE
SEPT19A: LAPD, CHEFK1, FUZZYLIN, EXPGCD, PSUM, DOOFST, DODGERS