0 QTRS
f(0) → true f(1) → false f(s(x)) → f(x) if(true, s(x), s(y)) → s(x) if(false, s(x), s(y)) → s(y) g(x, c(y)) → c(g(x, y)) g(x, c(y)) → g(x, if(f(x), c(g(s(x), y)), c(y)))