0 QTRS
cond(true, x, y, z) → cond(and(gr(x, z), gr(y, z)), p(x), p(y), z) and(true, true) → true and(x, false) → false and(false, x) → false gr(0, 0) → false gr(0, x) → false gr(s(x), 0) → true gr(s(x), s(y)) → gr(x, y) p(0) → 0 p(s(x)) → x