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[英]Hi, I have tried to write this code in python, but i have a error, i hope that someone could help me
[英]can the given code be optimized, i have tried doing it by referring different sites but it always shows me error
下面的代碼可以進一步優化嗎?
r, c = map(int, input().split())
arr = []
for j in range(r):
s = list(map(int, input().split()))
arr.append(s)
print(arr)
例如:
3 3
1 2 3
1 2 3
7 8 9
o/p: [[1, 2, 3], [1, 2, 3], [7, 8, 9]]
print([list(map(int, input().split())) for j in range(int(input()))])
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