#include "btree.h" int main() { btree tree; tree.binsert(85); tree.binsert(22); tree.binsert(93); tree.binsert(9); tree.binsert(80); tree.inorder(std::cout); std::cout << std::endl; tree.preorder(std::cout); std::cout << std::endl; tree.postorder(std::cout); std::cout << std::endl; }