鸡兔同笼，共有14个头，38条腿，有几只鸡？几只兔？4Y7b:w*v-z/M.a:c0~
算式：提示2n/D)_1K6S+P+`8C8d'm4Y7b:w*v-z/M.a:c0~
答：有/@3|0C4m*h6`:Q3I*E只鸡，)@+n2Z7k.n6C4v(]只兔。4Y7b:w*v-z/M.a:c0~