Graph-Incident Matrix, In-degree,Out-degree


#include <stdio.h>
int inc[50][50],nv,ne;
void read()
{ int i,j,e;
    printf("Enter the Number of vertices\n");
    scanf("%d",&nv);
    printf("Enter the Number of edges\n");
    scanf("%d",&ne);
    // storing element from [1][1]
    //assuming the vertices and edges are numbered 1 2..n and we will enter only the index
    //use 1 for outgoing edges -1 for incoming edges 0 for no relation
    for(int i=1;i<=nv;i++)
    {
    printf("Enter the details of edges incident to v%d \n",i);
    for(j=1;j<=ne;j++)
    {
    scanf("%d",&e);
    inc[i][j]=e;
    }
    }
}//end of read

void disp()
{
printf("Incident Matrix..\n");
for(int i=1;i<=nv;i++)
{
    for(int j=1;j<=ne;j++)
    printf("%5d",inc[i][j]);
    printf("\n");
}
}
void indegree()
{ int vi,i,id=0;
printf("Enter the vertex index to compute indegree...\n");
scanf("%d",&vi);
for(i=1;i<=ne;i++)
    if(inc[vi][i]==-1) id++;
printf("Indegree of vertex v%d=%d\n",vi,id);
}

void outdegree()
{ int vi,i,od=0;
printf("Enter the vertex index to compute outdegree..\n");
scanf("%d",&vi);
for(i=1;i<=ne;i++)
    if(inc[vi][i]==1) od++;
printf("Outdegree of vertex v%d=%d\n",vi,od);
}
int main()
{
read();
disp();
indegree();
outdegree();
return 0;
}

Comments

  1. DIGITAL MARKETING2 December 2024 at 21:43

    "Your writing is exceptional! You have a talent for making even the most complicated topics feel accessible and enjoyable. I'm always eager to see what you'll share next—keep inspiring us with your amazing content!"

    ReplyDelete

Post a Comment

Popular posts from this blog

Data Structure Lab CSL 201 Manual KTU - Dr Binu V P-9847390760

 Dr Binu V P - About Me Data Structures CST 201 KTU Theory Notes  ( Learn Theory Before You Attempt Lab Exercise) SCHEME AND SYLLABUS 1. Polynomial Addition using Arrays 2. Sparse Matrix Representation and sum 3. Stack using Array 4. Queue using Array 5. Circular Queue using Arrays 6. Double Ended Queue  7. Priority Queue  8. Infix to postfix 9. Infix to prefix conversion 10. Prefix to infix conversion 11. Evaluation of postfix expression 12. Singly Linked List 13. Doubly Linked List   14. Stack using Linked List 15. Queue using Linked List 16. Polynomial Addition using Linked list 17. Polynomial Multiplication using Linked List 18. Binary Tree using arrays and traversals 19. Binary Tree using Linked List and Traversal 20. Binary Search Tree Implementation and Traversal 21.Sorting Algorithms       Bubble sort       Exchange sort       Selection Sort       Insertion Sort       Quick Sort ...
Read more

Singly Linked List Implementation

Singly Linked List /**************************************************************************/ #include<stdio.h> #include<stdlib.h> struct Node {  int data;  struct Node *next; }*head=NULL,*tail=NULL,*temp=NULL,*trav=NULL,*prev=NULL; void create() {  temp=(struct Node*)malloc(sizeof(struct Node));  printf("Enter data:");  scanf("%d",&temp->data);  temp->next=NULL;  if(head==NULL)  {   head=temp;   tail=temp;  }  else  {   tail->next=temp;   tail=temp;  } } void display() {  temp=head;  while(temp!=NULL)  {   printf(" %d---->",temp->data);   temp=temp->next;  }  printf(" NULL"); }  void insert_begin()  {      temp=(struct Node*)malloc(sizeof(struct Node));      printf("Enter data:");      scanf("%d",&temp->data);      temp->next=NULL;      if(head...
Read more

Binary search Tree Implementation and Traversal

Binary Search Tree and Operations /******* BST Tree and Operations **********/ #include <stdio.h> #include <stdlib.h>struct Node { int key; struct Node* left; struct Node* right; }; struct Node *root=NULL,*temp=NULL; struct Node* createNode(int key) {      struct Node* newNode = (struct Node*)malloc(sizeof(struct Node));      newNode->key = key;      newNode->left = newNode->right = NULL;      return newNode; } struct Node* insert(struct Node* node, int key) { // Base case: if the tree is empty, create a new node if (node == NULL) {      return createNode(key);      } // Compare the key with the current node's key if (key < node->key) { // Recursively insert into the left subtree      node->left = insert(node->left, key);      } else if (key > node->key) { // Recursively insert into the right subtree    node->...
Read more