作业1： def normalize(name): return name.capitalize()
作业2： def str2float(s): DIGITS = {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9} def chr2num(s): return DIGITS[s] def fn10(x, y): return x 10 + y l = s.split('.') n = len(l[1]) return reduce(fn10, map(chr2num, l[0])) + (reduce(fn10, map(chr2num, l[1])) pow(10, -n))
‘’ 没有打出来 x * 10 + y
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松霜杨雪
作业1： def normalize(name): return name.capitalize()
作业2： def str2float(s): DIGITS = {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9} def chr2num(s): return DIGITS[s] def fn10(x, y): return x 10 + y l = s.split('.') n = len(l[1]) return reduce(fn10, map(chr2num, l[0])) + (reduce(fn10, map(chr2num, l[1])) pow(10, -n))