import java.util.*; import java.math.BigInteger; public class Solution { /** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * * @param a string字符串 * @param b string字符串 * @return string字符串 */ public String addBinary (String a, String b) { BigInteger number1 = new BigInteger(a, 2); BigInteger number2 = new ...