Practice: PASSWD, CSS2, GCDQ, ALEXNUMB, COPR16G, GCDMOD, FLOW006, FCTRL2, CCBTS04, PPSUM, PAPARAZI, TLG, TRISQ, SUMTRIAN, SMAPHONE, CCBTS03, FIRESC, PPPPPPP9, SKMP, PPXOR, MAGNETSORT, MAXXOR, INFINITY, XORR, ORPERM, REMOVEADD, WBLACK, ANTIKNAPSACK, CEFDIV
COOK124B: IPCCERT
DEC20B: VACCINE1, EVENPSUM, VACCINE2, POSPREFS, HXOR, STROPERS
COOK125B: ATTENDU, CATHIEF, SDSTRING, CIRCHAOS
LTIME91A: THREE, SWAP10HG, EVSTR
JAN21B: FAIRELCT, DECODEIT, WIPL
LTIME92B: EVENDIFF, EVENGAME, BINSUBS
FEB21B: MAXFUN, FROGS, TEAMNAME
MARCH21B: IRSTXOR, COLGLF4, SPACEARR
COOK127B: GUESSIT, MATXOR, CONDEL
START33B: NONADJFLIP, DISTDILEM, MTE, STBMEX, BRKNLIFE, MAXBITSUM
COOK142B: SIMPLE_XOR, BREAKSTICK, TWONUMBERS, THROWTAKE
LTIME109B: ZOOZ, EQBYXOR, LOSTARRAY_
START45B: ADJSUMPAR, ARRAYRET, EVEQODD, XORMUL, GN_THEORY
START70B: MINDIST1, PRIMEREVERSE, FREQARRRET, TWOCOUNTERS, XYTREE, OPERATION