鸡兔同笼，有8个头，22条腿，有几只鸡？几只兔？,S8B8A'Y9F8n
算式：提示/v'X*P4k1M)R9E.H2i'R;t,S8B8A'Y9F8n
答：有4s;g9Q/N-d(v2d5l8O只鸡，(d;t-v*u4M*v6R(N/N6N6D只兔。,S8B8A'Y9F8n