Пример #1
0
def addNodeBst(arr, start, end):
    if end < start:
        return None
    mid = (start + end) // 2
    temp = N.Node(arr[mid])
    temp.left = addNodeBst(arr, start, mid - 1)
    temp.right = addNodeBst(arr, mid + 1, end)
    return temp
Пример #2
0
            printutility(root.left)


def printpath(temp):
    print(temp.value)
    printutility(temp.left)
    printutility(temp.right)


def diameter(root):
    if root is None:
        return
    # temp =None
    ht = height(root)
    # path =[]
    printpath(temp)


T = Basics.Tree()
T.addNode(1)
T.addNode(2)
T.addNode(3)
T.addNode(4)
T.addNode(5)
T.root.left.left.right = Node(8)
T.root.left.left.right.left = Node(9)
T.root.left.right.left = Node(6)
T.root.left.right.right = Node(7)
temp = Node()
maximum = 0
diameter(T.root)
Пример #3
0
    if temp1.value == temp2.value and match(temp1,temp2):
        return True
    else:
        return wrapper(temp1.left,temp2) or wrapper(temp1.right,temp2)



def subTree(temp1,temp2):
    if temp2 is None:
        return True
    return wrapper(temp1,temp2)




T1 = Basics.Tree()
T1.root = Basics.Node(1)
T1.addNode(2)
T1.addNode(3)
T1.addNode(4)
T1.addNode(5)
T1.addNode(6)
T1.addNode(7)
T1.addNode(8)
T1.addNode(9)
T1.addNode(10)
T1.addNode(11)
T1.addNode(12)
T1.addNode(13)
T1.addNode(14)
T1.addNode(15)
Пример #4
0
        return None
    temp = {}
    def utility(node,height,hd):
        if node is None:
            return  None
        if hd not in temp:
            temp[hd] = [node.value,height]
        else:

            x = temp[hd][1]
            if x>height:
                temp[hd] = [node.value,height]
        utility(node.left,height+1,hd-1)
        utility(node.right,height+1,hd+1)
    utility(root,0,0)
    for i in sorted(temp.keys()):
        print(temp[i][0])


T=Basics.Tree()
T.root = Basics.Node(1)
T.addNode(2)
T.addNode(3)
T.addNode(4)
T.addNode(5)
T.addNode(6)
T.addNode(7)
T.root.left.left.right= Basics.Node(10)
T.root.left.left.right.right = Basics.Node(11)
T.root.left.left.right.right.right = Basics.Node(12)
Solve(T.root)
Пример #5
0
            root = root.right
        else:
            print(root.value, end = ' ')
            res.append(root.value)

            root = None











T = Basics.Tree()
T.root = Basics.Node(1)
T.addNode(2)
T.addNode(3)
T.addNode(4)
T.addNode(5)
T.addNode(6)
T.addNode(7)
T.root.left.right.left = Basics.Node(8)
# T.postorder(T.root)
print("-"*50)
iterPostorder2(T.root)
print("-"*50)
    if root is None:
        return
    if st[depth]:
        st[depth] = add(st[depth], root.value)
    else:
        st[depth] = LinkedNode(root.value)

    if root.left:
        createLL(root.left, st, depth + 1)
    if root.right:
        createLL(root.right, st, depth + 1)

    return st


T = Basics.Tree()
T.root = Basics.Node(1)
T.addNode(2)
T.addNode(3)
T.addNode(4)
T.addNode(5)
T.addNode(6)
T.addNode(7)
T.addNode(8)
T.addNode(9)
height = T.height(T.root)
stack = [None] * height

res = createLL(T.root, stack, 0)
for temp in res:
    # temp = i
    dl = printkdistancenode(root.left, target, k)

    if dl != -1:
        if dl + 1 == k:
            print(root.value)
        else:
            printkdistancedown(root.right, k - dl - 2)
        return 1 + dl

    dr = printkdistancenode(root.right, target, k)
    if dr != -1:
        if dr + 1 == k:
            print(root.value)
        else:
            printkdistancedown(root.left, k - dr - 2)
        return 1 + dr

    return -1


T = Basics.Tree()
T.root = Basics.Node(20)
T.addNode(8)
T.addNode(22)
T.addNode(4)
T.addNode(12)
T.root.left.right.left = Basics.Node(10)
T.root.left.right.right = Basics.Node(14)
T.inorder(T.root)
print("-" * 40)
printkdistancenode(T.root, T.root.right, 3)
Пример #8
0
from Tress import Basics as N


def addNodeBst(arr, start, end):
    if end < start:
        return None
    mid = (start + end) // 2
    temp = N.Node(arr[mid])
    temp.left = addNodeBst(arr, start, mid - 1)
    temp.right = addNodeBst(arr, mid + 1, end)
    return temp


T = N.Tree()
print(T.root)
arr = [1, 2, 3, 4, 5, 6, 7]
T.root = addNodeBst(arr, 0, len(arr) - 1)
print(T.root.value)
print("-" * 40)
T.inorder(T.root)
Пример #9
0
 def __init__(self):
     self.temp1 = None
     self.temp2 = None
     self.prev = Basics.Node(float('-inf'))