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def cubeSum(n, operations): matrix = {} block_sums = [] for operation in operations: split_result = operation.split(' ') op = split_result[0] if op == 'UPDATE': x, y, z, w = split_result[1:] x, y, z, w = map(int, [x, y, z, w]) matrix[(x, y, z)] = w else: x1, y1, z1, x2, y2, z2 = split_result[1:] x1, y1, z1, x2, y2, z2 = map(int, [x1, y1, z1, x2, y2, z2]) block_sum = 0 for (x, y, z), w in matrix.items(): if x1 <= x <= x2 and y1 <= y <= y2 and z1 <= z <= z2: block_sum += w block_sums.append(block_sum) return block_sums
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Cube Summation
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