summaryrefslogtreecommitdiff
path: root/rushs/evalexpr/binary_tree_dynamic/binary_tree.c
diff options
context:
space:
mode:
Diffstat (limited to 'rushs/evalexpr/binary_tree_dynamic/binary_tree.c')
-rw-r--r--rushs/evalexpr/binary_tree_dynamic/binary_tree.c95
1 files changed, 0 insertions, 95 deletions
diff --git a/rushs/evalexpr/binary_tree_dynamic/binary_tree.c b/rushs/evalexpr/binary_tree_dynamic/binary_tree.c
deleted file mode 100644
index 6d99e99..0000000
--- a/rushs/evalexpr/binary_tree_dynamic/binary_tree.c
+++ /dev/null
@@ -1,95 +0,0 @@
-#include "binary_tree.h"
-
-#include <stddef.h>
-#include <stdio.h>
-
-int size(const struct binary_tree *tree)
-{
- if (tree == NULL)
- return 0;
-
- return 1 + size(tree->left) + size(tree->right);
-}
-
-static int max(int a, int b)
-{
- if (a > b)
- return a;
- return b;
-}
-
-int height(const struct binary_tree *tree)
-{
- if (tree == NULL)
- {
- return -1;
- }
-
- return 1 + max(height(tree->left), height(tree->right));
-}
-
-int is_perfect(const struct binary_tree *tree)
-{
- if (tree == NULL)
- return 1;
- return height(tree->left) == height(tree->right) && is_perfect(tree->right)
- && is_perfect(tree->right);
-}
-
-int is_complete(const struct binary_tree *tree)
-{
- if (tree == NULL)
- {
- return 1;
- }
-
- int hg = height(tree->left);
- int hd = height(tree->right);
-
- if (hg - hd != 0 && hg - hd != 1)
- {
- return 0;
- }
-
- return is_complete(tree->left) && is_complete(tree->right);
-}
-
-int is_degenerate(const struct binary_tree *tree)
-{
- if (tree == NULL)
- {
- return 1;
- }
-
- if (tree->left && tree->right)
- {
- return 0;
- }
- return is_degenerate(tree->left) && is_degenerate(tree->right);
-}
-
-int is_full(const struct binary_tree *tree)
-{
- if (tree == NULL)
- return 1;
- if ((tree->left && !tree->right) || (!tree->left && tree->right))
- return 0;
- return is_full(tree->right) && is_full(tree->left);
-}
-
-static int is_bzt(const struct binary_tree *tree, int min, int max)
-{
- if (tree == NULL)
- return 1;
- if (tree->data > max || tree->data <= min)
- return 0;
- return is_bzt(tree->left, min, tree->data)
- && is_bzt(tree->right, tree->data, max);
-}
-
-int is_bst(const struct binary_tree *tree)
-{
- if (tree == NULL)
- return 1;
- return is_bzt(tree, -2147483647, 2147483647);
-}