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def diagonalDifference(arr):
Sum1=0
for i in range(len(arr)):
Sum1 += arr[i][i]
Sum2=0
for i in range(len(arr)):
Sum2 += arr[i][n-i-1]
return abs(Sum1-Sum2)
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Diagonal Difference
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def diagonalDifference(arr): Sum1=0 for i in range(len(arr)): Sum1 += arr[i][i] Sum2=0 for i in range(len(arr)): Sum2 += arr[i][n-i-1] return abs(Sum1-Sum2)