【简单】9、二进制求和（知识点：bin和int内置函数、format）

def addBinary(a, b):
    return bin(int(a,2)+int(b,2))[2:]


a = "1010"
b = "1011"
# # "10101"
print(addBinary(a, b))

一、format函数

https://www.runoob.com/python/att-string-format.html