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
s=input()
dic={}
re=[]
for i in s:
if i not in dic:
dic[i]=1
else:
dic[i]+=1
min_num=min(dic.values())
for j in s:
if dic[j]!=min_num:
re.append(j)
print(''.join(re))
查看7道真题和解析