题解 | 多组_二维数组_T组形式
a = int(input()) for i in range(a): c, d = map(int, input().split()) sum0 =0 for j in range(c): e = sum(list(map(int, input().split()))) sum0 += e print(sum0)
a = int(input()) for i in range(a): c, d = map(int, input().split()) sum0 =0 for j in range(c): e = sum(list(map(int, input().split()))) sum0 += e print(sum0)
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