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Integers.java

+import java.io.*;
+import java.nio.file.*;
+
+public class ProcessIntegers {
+
+    public static void main(String[] args) {
+        if (args.length != 2 || !args[0].equals("-i")) {
+            System.err.println("Usage: java ProcessIntegers -i <input-file>");
+            System.exit(1);
+        }
+
+        String filePath = args[1];
+        long count = 0;
+        long total = 0;
+        long maxValue = Long.MIN_VALUE; 
+
+        try (BufferedReader reader = Files.newBufferedReader(Paths.get(filePath))) {
+            String line;
+            while ((line = reader.readLine()) != null) {
+                try {
+                    int num = Integer.parseInt(line.trim());
+                    count++;
+                    total += num;
+
+                    if (num > maxValue) {
+                        maxValue = num;
+                    }
+                } catch (NumberFormatException e) {
+                    System.err.println("Skipping invalid integer: " + line);
+                }
+            }
+        } catch (IOException e) {
+            System.err.println("Error reading file: " + e.getMessage());
+            System.exit(1);
+        }
+
+        if (count == 0) {
+            System.err.println("No valid integers found in the file.");
+            System.exit(1);
+        }
+
+        double average = (double) total / count;
+
+        displayResults(count, total, average, maxValue);
+    }
+
+    private static void displayResults(long count, long total, double average, long maxValue) {
+        System.err.println("Count: " + count);
+        System.err.println("Total: " + total);
+        System.err.println("Average: " + average);
+        System.err.println("Max Value: " + maxValue);
+    }
+}