piecewiselinearfunction - complete
trafficcongestion - complete
lisnumber - complete
egalitarianism - complete
similarsequences - complete
travelonmars - complete
spacewardiv1 - complete
spacewardiv1 - alternate solution
yetanotherandproblem - complete
surveillancesystem - complete
eelandrabbit - complete
undohistory - complete
undohistory - alternate solution
dancingfoxes - complete