Known (225/157)=a+(1/(b+(1/(c+(1/(d+(1/(e))))))), where a, b, c, d, e are all Integers, what is the value of the largest number among them.
已知(225/157)=a+(1/(b+(1/(c+(1/(d+(1/(e))))))))，其中a，b，c，d，e都是整数，则其中最大的数的值是多少．
<result>5</result>