python123？

python123根据键盘输入输出字典的值python123根据键盘输入输出字典的值#?以输入3个值和键为：dic?=?{}for?i?in?range(0,3):key?=?input("输入建:")val?=?input("输入值:")。a={'1':'yi,222,333','4':'si,555,666',...}检索到1时，让str=‘yi’、list1=['2','2','2']、...