单选题

运行以下代码,正确的打印结果是?( )

def f(s):
    t=0
    max=0
    for i in s:
        if i>="0" and i<="9":
            t=t+1
        else:
            if t>max:
                max=t
            t=0
    print(max)
list="123ab45cd6d"
f(list)


A

0

B

1

C

2

D

3

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