What is friend function?

12 Answers   Wipro,

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There are 2 empty jars of 5 and 3 liters capacity. And a river is flowing besides. I want to measure 4 liters of wanter using these 2 jars. How do you do this?

2 Answers  

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what uses of c++ language?

3 Answers  

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Write an operator overloading program to Overload ‘>’ operator so as to find greater among two instances of the class.

1 Answers  

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What is the fundamental idea of oop?

0 Answers  

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#include <stdio.h> #include <alloc.h> #include <stdlib.h> #include <conio.h> void insert(struct btreenode **, int); void inorder(struct btreenode *); struct btreenode { struct btreenode *leftchild; struct btreenode *rightchild; int data; }; main() { struct btreenode *bt; bt=(struct btreenode *)NULL; int req,i=1,num; clrscr(); printf("Enter number of nodes"); scanf("%d",&req); while(i<=req) { printf("Enter element"); scanf("%d",&num); insert(&bt,num); i++; } inorder(bt); } void insert(struct btreenode **sr, int num) { if(*sr==NULL) { *sr=(struct btreenode *)malloc (sizeof(struct btreenode)); (*sr)->leftchild=(struct btreenode *)NULL; (*sr)->rightchild=(struct btreenode *)NULL; (*sr)->data=num; return; } else { if(num < (*sr)->data) insert(&(*sr)->leftchild,num); else insert(&(*sr)->rightchild,num); } return; } void inorder(struct btreenode *sr) { if(sr!=(struct btreenode *)NULL) { inorder(sr->leftchild); printf("\n %d",sr->data); inorder(sr->rightchild); } else return; } please Modify the given program and add two methods for post order and pre order traversals.

0 Answers  

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Why and when is a virtual destructor needed?

5 Answers  

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Hi All, I am new to programming and want to know how can i write a code to take input of 2 numbers from user and swap it without using a temp variable?

2 Answers   NIIT,

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What is difference between inheritance and polymorphism?

0 Answers  

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How to create a comment page in C #??

2 Answers  

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what is use to destroy an object? illustrate.

5 Answers   TCS,

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pointers are support in C#? if yes then how to use it?

8 Answers   Softvision Solution,

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