Bug Report for range-sum-query-2d-immutable

[PrakashArumugam1]

Bug Report for https://neetcode.io/problems/range-sum-query-2d-immutable

Please describe the bug below and include any steps to reproduce the bug or screenshots if possible.

Explanation in the question - captures the color of the rectangle but it is not visible in the actual question - pasted the explanation below and screen shot for reference

Explanation:
NumMatrix numMatrix = new NumMatrix([[3, 0, 1, 4, 2], [5, 6, 3, 2, 1], [1, 2, 0, 1, 5], [4, 1, 0, 1, 7], [1, 0, 3, 0, 5]]);
numMatrix.sumRegion(2, 1, 4, 3); // return 8 (i.e sum of the red rectangle)
numMatrix.sumRegion(1, 1, 2, 2); // return 11 (i.e sum of the green rectangle)
numMatrix.sumRegion(1, 2, 2, 4); // return 12 (i.e sum of the blue rectangle)