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
#遍历字符串之后去重，存入字典，找出最小的value对应的key值输出
while True:
try:
str1 = input()
list1 = []
dict1 = {}
for i in str1:
list1.append(i)
list1 = list(set(list1))
dict1[i] = str1.count(i)
for k, v in dict1.items():
if v == min(dict1.values()):
str1 = str1.replace(k,'')
print(str1)
except:
break
