The postorder traversal of a binary tree is 10, 24, 32, 30, 26, 16, 40, 90, 80, 60, 50, 36. The inorder traversal of the same tree is 10, 16, 24, 26, 30, 32, 36, 40, 50, 60, 80, 90. The height of the tree is the length of the longest path from the root to any leaf. The height of the binary tree will be __________.