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
import sys
from collections import Counter # 用Counter爽歪歪
for line in sys.stdin:
a = line.strip().split()[0]
a_dict = Counter(a)
min_count = min(a_dict.values())
remove_char = [s for s in a_dict if a_dict[s]==min_count]
res = []
for s in a:
if s not in remove_char:
res.append(s)
print(''.join(res))
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