题解 | #牛牛的矩阵相加#
牛牛的矩阵相加
https://www.nowcoder.com/practice/730b90507602412fac90a3f106bfa0cd
import sys
list = [[1,2,3],[4,5,6],[7,8,9]]
num = int(input())
for i in range(3):
for j in range(3):
list[i][j] = num*list[i][j]
print(list)
for line in sys.stdin:
a = line.split()
print(int(a[0]) + int(a[1]))
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