擅长:python、mysql、java
<p>此方法使用<a href="https://docs.python.org/3.6/library/collections.html#collections.Counter" rel="nofollow noreferrer">^{<cd1>}</a>:</p>
<pre><code>from collections import Counter
import random
random_list = []
list_length = 20
while len(random_list) < list_length:
random_list.append(random.randint(0,10))
c = Counter(random_list)
print('number | occurrence')
def summerizer(dic):
for v,d in dic.items():
print(v, '|', '%s'%'*'*c[v])
summerizer(dic)
</code></pre>