pastingpaintingdivone - complete
icpcballoons - complete
tomekphone - complete
hyperknight - complete
stamp - complete
foxandmountaineasy - complete
xorgame - complete
ballremoval - complete
floodfill3d - in progress
floodfill3d - complete
knightofintegerland - complete
xortravelingsalesman - complete
cuttingbitstring - complete
cuttingbitstring - alternate solution