Practice: GCD2, MAXDIFF, NUKES, CSUB, CHEFSEG, RRSTONE, FIBGCD, CHEFPOW, CHEFZOT, MARCHA1, LEVY, COINS, NUMFACT, RRATING, CNPIIM, RBTREE, RECTQUER, PRPALN, MAXCOMP, WORLDCUP, ROTATION, ONEKING, MOVES, BINTOUR
APRIL15: BROKPHON, CHEFLCM, PIANO1, CSEQ, FRMQ, CARLOS
APRIL17: SIMDISH, DISHLIFE, ROWSOLD, CHEFDIV, RNDGRID, CLIQUED
MAY17: CHEFROUT, UNICOURS, MXMEDIAN, CHEFSUBA, WSITES01, CHEFCODE, GPD, SANDWICH