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1) Insert N employee information into the Linked List.
2) Search an Employee and display his details.
3) Average salary of all the Employees with designation Manager.

Author: idkcode1

empll.c

@@ -0,0 +1,130 @@
+/* Write a program to insert N employee information into the Linked List. 
+a. Write a function to Search an Employee and display his details. 
+b. Display the Average salary of all the Employees with designation Manager. */
+
+#include<stdio.h>
+#include<string.h>
+#include<stdlib.h>
+#define SIZE 10
+struct Employee{
+	char name[10];
+	char des[10];
+	double salary;
+	struct Employee *link;
+};
+
+char name[SIZE];
+char des[SIZE];
+double salary;
+
+
+struct Employee* insert(struct Employee *head);
+void display(struct Employee *head);
+void displayMan(struct Employee *head);
+void search(struct Employee *head);
+
+//typedef struct Employee Emp;
+
+void main(){
+	struct Employee *head;
+	head=NULL;
+	int i;
+
+	while(1){
+
+		printf("select option\n1)INSERT\n2)DISPLAY avg salary of MANAGER\n3)SEARCH\n4)DISPLAY\n");
+		scanf("%d",&i);
+
+		switch(i){
+		case 1: 
+				head=insert(head);
+				break;
+		case 2:
+				displayMan(head);
+				break;
+		case 3:
+				search(head);
+				break;
+		case 4:
+				display(head);
+				break;
+		default:
+				exit(0);
+		}
+	}
+}
+
+struct Employee* insert(struct Employee *head)
+{
+	struct Employee	*newNode;
+	newNode=(struct Employee*)malloc(sizeof(struct Employee));
+
+	printf("enter name of Employee\n");
+	scanf("%s",name);
+	printf("enter desgination of Employee(for MANAGER put mng)\n");
+	scanf("%s",des);
+	printf("enter salary of Employee\n");
+	scanf("%d",&salary);
+
+	strcpy(newNode->name,name);
+	strcpy(newNode->des,des);
+	newNode->salary=salary;
+	if(head!=NULL){
+		newNode->link=head;
+	}
+	head=newNode;
+	return head;
+}
+void display(struct Employee *head){
+	if(head==NULL){
+		printf("List is empty\n");
+	}
+	while(head!=NULL){
+		printf("%s , %s , %d\n",head->name,head->des,head->salary);
+		head=head->link;
+	}
+
+}
+void displayMan(struct Employee *head){
+	if(head==NULL){
+		printf("List is empty\n");
+	}
+	int i=0;
+	char ch[]="mng";
+	double avg=0;
+	struct Employee *ptr;
+	ptr=(struct Employee*)malloc(sizeof(struct Employee));
+	ptr=head;
+	while(ptr!=NULL){
+		if(strcmp(ptr->des,ch)==0){
+			avg=avg+ptr->salary;
+			i++;
+		}
+		ptr=ptr->link;
+	}
+	avg=avg/i;
+	printf("average salary equals = %d\n",avg);
+}
+void search(struct Employee *head){
+	if(head==NULL){
+		printf("List is empty\n");
+	}
+	else{
+	struct Employee *ptr;
+	ptr=(struct Employee*)malloc(sizeof(struct Employee));
+	ptr=head;
+	printf("enter Employee name to search\n");
+	scanf("%s",name);
+	while(ptr!=NULL){
+		if(strcmp(ptr->name,name)==0){
+			printf("Employee found...\n");
+			printf("%s , %s , %d\n",head->name,head->des,head->salary);
+			break;
+		}
+		else{
+			printf("Employee not found\n");
+		}
+		ptr=ptr->link;
+	}
+}
+}