#py3
'''
python?字典當作函數參數,及遍歷
def?f(di):?//定義函數
for?key?in?di:?//兩種方式遍歷字典
print(key,':',di[key])
for?key,value?in?di.items():
print(key,'-',value)?
dic={1:'a',2:3,3:'test',4:100}
f(dic)