标签：append hello count pytho end print int class []
a = ‘hello world‘
b = []
for i in a:
if ‘%s:%s‘ % (i, a.count(i)) not in b:
b.append(‘%s:%s‘ % (i, a.count(i)))
print(b)
标签：append hello count pytho end print int class []
原文地址：https://www.cnblogs.com/wf-skylark/p/9009663.html
