题解 | #字符统计#
字符统计
https://www.nowcoder.com/practice/c1f9561de1e240099bdb904765da9ad0
text = list(input())
text.sort()
word = {}
temp = []
for i in text:
word[i] = text.count(i)
for k, v in word.items():
temp.append((k, v))
temp.sort(key=lambda x: x[1], reverse=True)
for j in temp:
print(j[0], end="")
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