/export/starexec/sandbox/solver/bin/starexec_run_tct_dci_cert /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- MAYBE EmptyProcessor - Strict TRS: greaters(x,.(y,z)) -> if(<=(y,x),greaters(x,z),.(y,greaters(x,z))) greaters(x,nil()) -> nil() lowers(x,.(y,z)) -> if(<=(y,x),.(y,lowers(x,z)),lowers(x,z)) lowers(x,nil()) -> nil() qsort(.(x,y)) -> ++(qsort(lowers(x,y)),.(x,qsort(greaters(x,y)))) qsort(nil()) -> nil() - Signature: {greaters/2,lowers/2,qsort/1} / {++/2,./2,<=/2,if/3,nil/0} - Obligation: innermost derivational complexity wrt. signature {++,.,<=,greaters,if,lowers,nil,qsort} The problem is still open.