题解 | 小红的双生串
小红的双生串
https://www.nowcoder.com/practice/099d6681234d4e3e95c0e0ade31929da
from sys import stdin, stdout from collections import Counter input = lambda: stdin.readline().strip() print = lambda x: stdout.write(str(x)+"\n") a = input() n = len(a) d1 = Counter(a[:n//2]) d2 = Counter(a[n//2:]) print(n-max(d1.values())-max(d2.values()))
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