比如:a=[1,8,7,6,4,5,44] 怎么用列表表达式求a列表所有元素和
a=[1,8,7,6,4,5,44] s=0 for x in a: s=x+s
print(s)
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JJJ_L
比如:a=[1,8,7,6,4,5,44] 怎么用列表表达式求a列表所有元素和