题解 | #删除字符串中出现次数最少的字符#
删除字符串中出现次数最少的字符
https://www.nowcoder.com/practice/05182d328eb848dda7fdd5e029a56da9
ent = list(input().lower())
ent_set = set(ent)
out_dic = {}
for i in ent_set:
cou = ent.count(i)
out_dic.setdefault(cou,[])
out_dic[cou].append(i)
del_min = out_dic[min(out_dic)]
for i in del_min:
for j in range(min(out_dic)):
ent.remove(i)
for i in ent:
print(i,end='')
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