题解 | #字符统计#
字符统计
http://www.nowcoder.com/practice/c1f9561de1e240099bdb904765da9ad0
while True:
try:
l = input()
dic = {}
for i in l:
if i in dic:
dic[i] += 1
else:
dic[i] = 1
ans = sorted(dic.items(),key = lambda k:(-k[1],k[0]))
for i in ans:
print(i[0],end='')
print()
except:
break
try:
l = input()
dic = {}
for i in l:
if i in dic:
dic[i] += 1
else:
dic[i] = 1
ans = sorted(dic.items(),key = lambda k:(-k[1],k[0]))
for i in ans:
print(i[0],end='')
print()
except:
break
