plus0xxplussxysplusxytimes0y0timessxyplusytimesxyexpx0s0expxsytimesxexpxygex0truege0sxfalsegesxsygexytowerxytowerIter0xys0towerItercxyzhelpgecxcxyzhelptruecxyzzhelpfalsecxyztowerIterscxyexpyzplus200s1times2exp2ge2true0false0tower2towerIter4help5INNERMOST./TRS/SchneiderKamp/trs/otto12.trs