Added balance problems

Author: akkupy

Diff for: Java_Exp_5/README.md

@@ -13,3 +13,25 @@ Number of Words = 6
 Number of Lines = 3
 ```     
 
+[file_writer_file_reader.java](https://github.com/akkupy/JavaS3/blob/master/Java_Exp_5/file_writer_file_reader.java) - Write a java program that writes your name and address into a file with help of file writer class and read the contents from file and display in the console using appropriate reader class.
+```
+Enter the name :
+Millie
+Enter the address :
+Mills
+Millie
+Mills
+```     
+
+[file_int.java](https://github.com/akkupy/JavaS3/blob/master/Java_Exp_5/file_int.java) - Write a Java program that reads a line of integers from a file, and then displays each integer, and the sum of all the integers (Use String Tokenizer class of java.util).
+```
+The Numbers in the file are : 
+1
+2
+3
+4
+5
+6
+7
+The sum is 28
+```     

Diff for: Java_Exp_5/file_int.java

@@ -0,0 +1,31 @@
+import java.io.*;
+import java.util.*;
+public class file_int {
+    public static void main(String[] args) throws Exception {
+
+	try {
+
+    FileInputStream fin = new FileInputStream("integers.txt");
+    int ch;
+	String a;int sum=0;
+	System.out.println("The Numbers in the file are : ");
+	while( (ch = fin.read())!=-1 )  
+    {
+		String s=Character.toString((char)ch);
+		StringTokenizer st = new StringTokenizer(s);
+		while( st.hasMoreTokens()) 
+		{
+			a = st.nextToken();
+			int b = Integer.parseInt(a);
+			System.out.println(b);
+			sum = sum + b; 
+		}
+	}
+	fin.close();
+	System.out.println("The sum is " + sum);
+	}
+	catch(Exception e) {System.out.print(e);}
+	}
+
+}
+    

Diff for: Java_Exp_5/file_writer_file_reader.java

@@ -0,0 +1,29 @@
+import java.util.*;
+import java.io.*;
+class file_writer_file_reader {
+public static void main(String[] args) throws Exception {
+    try {
+
+        Scanner sc = new Scanner(System.in);
+        FileWriter fw = new FileWriter("javatext2.txt");
+        System.out.println("Enter the name :");
+        String name = sc.nextLine();
+        System.out.println("Enter the address :");
+        String address = sc.nextLine();
+        sc.close();
+        fw.write(name+"\n");
+        fw.write(address);
+	    fw.close();
+	    FileReader fr = new FileReader("javatext2.txt");
+        int ch;
+        while((ch=fr.read())!=-1) {
+
+        System.out.print((char)ch);
+
+        }
+    
+        fr.close();
+    }
+    catch(Exception e){System.out.println(e);}
+    }
+}

Diff for: Java_Exp_5/integers.txt

@@ -0,0 +1,2 @@
+1 2 3 4
+5 6 7

Diff for: Java_Exp_5/javatext2.txt

@@ -0,0 +1,2 @@
+Millie
+Mills