oops no 2 there
On Mon, Mar 19, 2012 at 9:36 PM, shady <sinv...@gmail.com> wrote:
> if tree is like
>
> 1 / \ 2 3 / \ / \ 4 5 6 7
> / \
> 12 -8
>
> then vertical sums are
>
> 12(1 + 5 + 6)
> 2
> 4
> -6(2+-8)
> 3
> 7
> 12
>
>
>
> On Mon, Mar 19, 2012 at 9:05 PM, rahul sharma <rahul23111...@gmail.com>wrote:
>
>> @supraja ..can u give example..code not needed..
>>
>> @all..plz post me example.i dnt know what is vertical sum..i wana know
>> only that..thnx...
>>
>> On Mon, Mar 19, 2012 at 7:31 PM, shady <sinv...@gmail.com> wrote:
>>
>>> anything that can help people learn is always allowed. :)
>>>
>>>
>>> On Sun, Mar 18, 2012 at 6:38 PM, Supraja Jayakumar <
>>> suprajasank...@gmail.com> wrote:
>>>
>>>> Hi
>>>> Others are also welcome to comment on the code. If links are allowed in
>>>> algogeeks, I might send my wordpress blog link that explains this problem
>>>> in detail and in picture.
>>>>
>>>> BinaryTree* VerticalSum(BinaryTree *bt) {
>>>> if(!bt) return;
>>>> BinaryTree *left = bt->left;
>>>> BinaryTree *right = bt->right;
>>>> bt->VerticalSumValue += right(left)->value+left(right)->value;
>>>> VerticalSum(left);
>>>> VerticalSum(right);
>>>> }
>>>>
>>>> BinaryTree* right(BinaryTree *left) {
>>>> if(!left) return;
>>>> sum+=right(left->right);
>>>> return sum;
>>>> }
>>>>
>>>> BinaryTree *left(BinaryTree *right) {
>>>> if(!right) return;
>>>> sum+=left(right->left);
>>>> return sum;
>>>> }
>>>>
>>>> Thanks
>>>>
>>>> Supraja J
>>>>
>>>>
>>>> On Sun, Mar 18, 2012 at 5:50 AM, rahul sharma
>>>> <rahul23111...@gmail.com>wrote:
>>>>
>>>>> plz some one explain...i hav read online but getting the code and same
>>>>> explanaiton...need it urgent...thnx in advance
>>>>>
>>>>>
>>>>> On Sun, Mar 18, 2012 at 12:38 AM, rahul sharma <
>>>>> rahul23111...@gmail.com> wrote:
>>>>>
>>>>>> @anna..plz elaborate more...
>>>>>>
>>>>>>
>>>>>> On Sun, Mar 18, 2012 at 12:26 AM, Supraja Jayakumar <
>>>>>> suprajasank...@gmail.com> wrote:
>>>>>>
>>>>>>> Hi
>>>>>>>
>>>>>>> I think its the sum of all the right children of the left subtree
>>>>>>> and left children of the right subtree. (Note: this does NOT apply
>>>>>>> recursively)
>>>>>>>
>>>>>>> Thanks
>>>>>>>
>>>>>>>
>>>>>>> On Sat, Mar 17, 2012 at 9:31 AM, rahul sharma <
>>>>>>> rahul23111...@gmail.com> wrote:
>>>>>>>
>>>>>>>> plz explain...i m nt able to get the concept.
>>>>>>>>
>>>>>>>>
>>>>>>>> On Sat, Mar 17, 2012 at 8:50 PM, rahul sharma <
>>>>>>>> rahul23111...@gmail.com> wrote:
>>>>>>>>
>>>>>>>>> how come 2,3,7 in vertical sum?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Sat, Mar 17, 2012 at 3:48 PM, prashant thorat <
>>>>>>>>> prashantnit...@gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> First , Do recursive traverse from root node and assign vertical
>>>>>>>>>> level for each node. like this,
>>>>>>>>>> for root node level = 0 , root->left level = -1 ,
>>>>>>>>>> root->left->right = 0 , root->left->left = -2, like this
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> so below tree becomes,
>>>>>>>>>>
>>>>>>>>>> 1(0)
>>>>>>>>>> / \
>>>>>>>>>> 2(-1) 3(1)
>>>>>>>>>> / \ / \
>>>>>>>>>> 4(-2) 5(0) 6(1) 7(2)
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> After this again, take an array to store sum initialize to 0, and
>>>>>>>>>> traverse tree again , while traversing store the value of that node
>>>>>>>>>> in it's
>>>>>>>>>> level.
>>>>>>>>>>
>>>>>>>>>> This way u'll be able to calculate vertical sum.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Thanks
>>>>>>>>>>
>>>>>>>>>> On Sat, Mar 17, 2012 at 3:29 PM, rahul sharma <
>>>>>>>>>> rahul23111...@gmail.com> wrote:
>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> what is vertical sum in binayr tree...i dnt need the algo for
>>>>>>>>>>> this..just need the concept...that what is vertical sum???
>>>>>>>>>>>
>>>>>>>>>>> Given a Binary Tree, find vertical sum of the nodes that are in
>>>>>>>>>>> same vertical line. Print all sums through different vertical lines.
>>>>>>>>>>>
>>>>>>>>>>> Examples:
>>>>>>>>>>>
>>>>>>>>>>> 1
>>>>>>>>>>> / \
>>>>>>>>>>> 2 3
>>>>>>>>>>> / \ / \
>>>>>>>>>>> 4 5 6 7
>>>>>>>>>>>
>>>>>>>>>>> The tree has 5 vertical lines
>>>>>>>>>>>
>>>>>>>>>>> Vertical-Line-1 has only one node 4 => vertical sum is 4
>>>>>>>>>>> Vertical-Line-2: has only one node 2=> vertical sum is 2
>>>>>>>>>>> Vertical-Line-3: has three nodes: 1,5,6 => vertical sum is 1+5+6
>>>>>>>>>>> = 12
>>>>>>>>>>> Vertical-Line-4: has only one node 3 => vertical sum is 3
>>>>>>>>>>> Vertical-Line-5: has only one node 7 => vertical sum is 7
>>>>>>>>>>>
>>>>>>>>>>> So expected output is 4, 2, 12, 3 and 7
>>>>>>>>>>>
>>>>>>>>>>> --
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>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Yours affectionately,
>>>>>>>>>> Prashant Thorat
>>>>>>>>>>
>>>>>>>>>>
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>>>>>>>
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>>>>
>>>>
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