PavaniAnjemeti Code assignment

Main.java

@@ -0,0 +1,71 @@
+import java.io.FileInputStream;
+import java.io.FileWriter;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Scanner;
+class Item {
+	String name;
+	int price;
+
+	public Item(String name, int price) {
+		this.name = name;
+		this.price = price;
+	}	
+
+	public String toString() {
+		return this.name + ": " + this.price;
+	}
+}
+
+//Starts main class
+public class Main {
+		public static void main(String[] args) throws Exception {
+			    //Passing Input file
+				FileInputStream fis=new FileInputStream("C:\\Users\\Joshna\\eclipse-workspace\\Main\\src\\input.txt");
+				Scanner sc=new Scanner(fis);
+				int number_of_employees = Integer.parseInt(sc.nextLine().split(": ")[1]);
+				sc.nextLine(); 
+				sc.nextLine(); 
+				sc.nextLine();
+
+				ArrayList<Item> goodies_items = new ArrayList<Item>();
+
+				while(sc.hasNextLine())  
+				{
+					String current[] = sc.nextLine().split(": ");
+					goodies_items.add(new Item(current[0], Integer.parseInt(current[1])));
+				}
+				sc.close();
+
+				Collections.sort(goodies_items, new Comparator<Item>(){
+					public int compare(Item a, Item b) {
+						return a.price - b.price;
+					}
+				});
+
+				int min_diff = goodies_items.get(goodies_items.size()-1).price;
+				int min_index = 0;
+				for(int i=0;i<goodies_items.size()-number_of_employees+1;i++) {
+					int diff = goodies_items.get(number_of_employees+i-1).price-goodies_items.get(i).price;
+
+                    // Difference between goodie with highest and lowest price
+					if(diff<=min_diff) {
+						min_diff = diff;
+						min_index = i;	
+					}	
+				}
+
+
+
+				FileWriter fw = new FileWriter("output.txt");
+				fw.write("The goodies selected for distribution are:\n\n");
+				for(int i=min_index;i<min_index + number_of_employees; i++) {
+					fw.write(goodies_items.get(i).toString() + "\n");
+				}
+
+				// Prints to output.txt
+				fw.write("\nAnd the difference between the chosen goodie with highest price and the lowest price is " + min_diff);
+				fw.close();
+		}
+}

input.txt

@@ -0,0 +1,14 @@
+Number of employees: 4
+
+Goodies and Prices:
+
+Fitbit Plus: 7980
+IPods: 22349
+MI Band: 999
+Cult Pass: 2799
+Macbook Pro: 229900
+Digital Camera: 11101
+Alexa: 9999
+Sandwich Toaster: 2195
+Microwave Oven: 9800
+Scale: 4999

output.txt

@@ -0,0 +1,8 @@
+The goodies selected for distribution are:
+
+Fitbit Plus: 7980
+Microwave Oven: 9800
+Alexa: 9999
+Digital Camera: 11101
+
+And the difference between the chosen goodie with highest price and the lowest price is 3121