给你两个整数,求两个整数之和。
一行,两个整数a,b。
一行,a+b 的值
5 7
12
0≤a,b≤105
优美胜于丑陋
显式胜于隐式
简洁胜于复杂
复杂胜于凌乱
扁平胜于嵌套
间隔胜于紧凑
by -- The Zen of Python / Python 之禅
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