A drawing of tree with two pointers Struct TreeNode i double elementi // the data TreeNode* child; / FIRST child go to the next generation TreeNode* next;// next SIBLING: go to the same generation10 A drawing of tree with two pointers … Struct TreeNode { double element; // the data TreeNode* child; // FIRST child : go to the next generation TreeNode* next; // next SIBLING : go to the same generation }