BinaryTree::insert: root( 24 )
ok: BTnode::insert_value at left child( 18 )
ok: BTnode::insert_value at right child( 36 )
ok: BTnode::insert_value at left child( 12 )
ok: BTnode::insert_value at right child( 14 )
ok: BTnode::insert_value at left child( 8 )
BTnode::insert_value: increment count( 24 : 2 )
ok: BTnode::insert_value at left child( 1 )
ok: BTnode::insert_value at right child( 42 )
BTnode::insert_value: increment count( 24 : 3 )
BTnode::insert_value: increment count( 8 : 2 )
BTnode::insert_value: increment count( 8 : 3 )
ok: BTnode::insert_value at right child( 16 )
ok: BTnode::insert_value at right child( 55 )
preorder traversal: 
24 ( 3 )  18 ( 1 )  12 ( 1 )  8 ( 3 )  1 ( 1 )  14 ( 1 )  16 ( 1 )  36 ( 1 )  42 ( 1 )  55 ( 1 ) 
 
bt is now  empty! 
BinaryTree::insert: root( 1 )
ok: BTnode::insert_value at right child( 8 )
BTnode::insert_value: increment count( 8 : 2 )
BTnode::insert_value: increment count( 8 : 3 )
ok: BTnode::insert_value at right child( 12 )
ok: BTnode::insert_value at right child( 14 )
ok: BTnode::insert_value at right child( 16 )
ok: BTnode::insert_value at right child( 18 )
ok: BTnode::insert_value at right child( 24 )
BTnode::insert_value: increment count( 24 : 2 )
BTnode::insert_value: increment count( 24 : 3 )
ok: BTnode::insert_value at right child( 36 )
ok: BTnode::insert_value at right child( 42 )
ok: BTnode::insert_value at right child( 55 )


inorder traversal:
1 ( 1 )  8 ( 3 )  12 ( 1 )  14 ( 1 )  16 ( 1 )  18 ( 1 )  24 ( 3 )  36 ( 1 )  42 ( 1 )  55 ( 1 )  

BTnode::insert_value: increment count( 1 : 2 )
BTnode::insert_value: increment count( 8 : 4 )
BTnode::insert_value: increment count( 8 : 5 )
BTnode::insert_value: increment count( 8 : 6 )
BTnode::insert_value: increment count( 12 : 2 )
BTnode::insert_value: increment count( 14 : 2 )
BTnode::insert_value: increment count( 16 : 2 )
BTnode::insert_value: increment count( 18 : 2 )
BTnode::insert_value: increment count( 24 : 4 )
BTnode::insert_value: increment count( 24 : 5 )
BTnode::insert_value: increment count( 24 : 6 )
BTnode::insert_value: increment count( 36 : 2 )
BTnode::insert_value: increment count( 42 : 2 )
BTnode::insert_value: increment count( 55 : 2 )


postorder traversal:
55 ( 2 )  42 ( 2 )  36 ( 2 )  24 ( 6 )  18 ( 2 )  16 ( 2 )  14 ( 2 )  12 ( 2 )  8 ( 6 )  1 ( 2 )