zeroscons0n__zerosandttXactivateXlengthnil0lengthconsNLslengthactivateLtake0ILniltakesMconsNILconsNn__takeMactivateILzerosn__zerostakeX1X2n__takeX1X2activaten__zeroszerosactivaten__takeX1X2takeX1X2activateXXzeros0cons200n__zeros0and2tt0activate1length1nil0s1take2n__take2INNERMOST./TRS/TRCSR/OvConsOS_nosorts_Z.trs