题解 | #牛牛的矩阵相加#
牛牛的矩阵相加
https://www.nowcoder.com/practice/730b90507602412fac90a3f106bfa0cd
import sys lis = [[1,2,3],[4,5,6],[7,8,9]] u = int(input()) print([[y*u for y in k] for k in lis] )
牛牛的矩阵相加
https://www.nowcoder.com/practice/730b90507602412fac90a3f106bfa0cd
import sys lis = [[1,2,3],[4,5,6],[7,8,9]] u = int(input()) print([[y*u for y in k] for k in lis] )
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