Untitled

#include<stdio.h>
#include<stdlib.h>

struct Node{
    int data;
    struct Node* next;
};


struct Node* addData(struct Node *head, int serchData, int data){
     struct Node * ptr = (struct Node *) malloc(sizeof(struct Node));
     struct Node * p = head;
     ptr->data = data;
     while(p != NULL){
        if(p->data == serchData){
            ptr->next = p->next;
            p->next = ptr;
        }
        p = p->next;
    }
}


int main(){
    struct Node* node1;
    node1 = malloc(sizeof(struct Node));
    node1->data = 30;
    node1->next = NULL;

    struct Node* node2;
    node2 = malloc(sizeof(struct Node));
    node2->data = 50;
    node2->next = NULL;

    node1->next = node2;

    struct Node* node3;
    node3 = malloc(sizeof(struct Node));
    node3->data = 80;
    node3->next = NULL;

    node2->next = node3;
    struct Node* head = node1;

    addData(head,50,44);
    showNodeData(head);
    return 0;
}


void showNodeData(struct Node* head){
    struct Node* node = head;
    while(node != NULL){
        printf("%d ", node->data);
        node = node->next;
    }
}