Question 11
Est. 2 min
Marks:+4.000.00
Select all matrices `M` for which the following code prints `True` to the console.
```
n = len(M)
flag = True
for i in range(n):
for j in range(n):
if (i != j) and (M[i][j] + M[j][i] != 0):
flag = False
print(flag)
```
Multiple correct
Medium Difficulty
16 October 2022