def normalize(name): return name.capitalize() # 字符串方法,首字母大写。
def fn(x, y): return x * y return reduce(fn,L)
def fn(x, y): return x * 10 + y def str2num(s): return {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9}[s] s1 = s.split('.') # 字符串方法,分个字符串 s2 = s1[0] + s1[1] # 字符串转小数点无非只有2个参数,可以使用+号把字符串连接起来 s3 = 10 ** len(s1[1]) # 用10乘以小数点后面几位数的次冥 return reduce(fn, map(str2num, s2)) / s3
说说第三题吧。。 S1 = ['123', '456'] s2 = '123456' s3 = 1000
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鲜血与鲜花_
说说第三题吧。。 S1 = ['123', '456'] s2 = '123456' s3 = 1000