题解 | #字符统计#
字符统计
https://www.nowcoder.com/practice/c1f9561de1e240099bdb904765da9ad0
import collections
a = input()
a = sorted(a)
s = dict(collections.Counter(a))
print(''.join(sorted(s, key=s.__getitem__, reverse=True)))
字符统计
https://www.nowcoder.com/practice/c1f9561de1e240099bdb904765da9ad0
import collections
a = input()
a = sorted(a)
s = dict(collections.Counter(a))
print(''.join(sorted(s, key=s.__getitem__, reverse=True)))
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