TRS: { a__pairNs() -> cons(0(), incr(oddNs())), a__oddNs() -> a__incr(a__pairNs()), a__incr(cons(X, XS)) -> cons(s(mark(X)), incr(XS)), a__take(0(), XS) -> nil(), a__take(s(N), cons(X, XS)) -> cons(mark(X), take(N, XS)), a__zip(nil(), XS) -> nil(), a__zip(X, nil()) -> nil(), a__zip(cons(X, XS), cons(Y, YS)) -> cons(pair(mark(X), mark(Y)), zip(XS, YS)), a__tail(cons(X, XS)) -> mark(XS), a__repItems(nil()) -> nil(), a__repItems(cons(X, XS)) -> cons(mark(X), cons(X, repItems(XS))), mark(pairNs()) -> a__pairNs(), mark(incr(X)) -> a__incr(mark(X)), mark(oddNs()) -> a__oddNs(), mark(take(X1, X2)) -> a__take(mark(X1), mark(X2)), mark(zip(X1, X2)) -> a__zip(mark(X1), mark(X2)), mark(tail(X)) -> a__tail(mark(X)), mark(repItems(X)) -> a__repItems(mark(X)), mark(cons(X1, X2)) -> cons(mark(X1), X2), mark(0()) -> 0(), mark(s(X)) -> s(mark(X)), mark(nil()) -> nil(), mark(pair(X1, X2)) -> pair(mark(X1), mark(X2)), a__pairNs() -> pairNs(), a__incr(X) -> incr(X), a__oddNs() -> oddNs(), a__take(X1, X2) -> take(X1, X2), a__zip(X1, X2) -> zip(X1, X2), a__tail(X) -> tail(X), a__repItems(X) -> repItems(X)} Fail