cleaning up bitops for release

inputOutputFlanagan/bitops.java

@@ -1,36 +1,21 @@
 import java.math.BigInteger;
-import java.nio.*;
 
 public class bitops {
 
     public static void main(String arg[]) {
-        //ByteBuffer bb = ByteBuffer.allocate(4); 
-        //bb.putInt(200);
-
-        //byte[] a3 = bb.array();
-
-        //System.out.println(0b10000 + 0b11001000);
-        //for(int i=0; i< a3.length ; i++) {
-            //System.out.print(a3[i] +" ");
-        //}
-        
         /* a) - d) -> use BigInteger */
 
         BigInteger a1 = new BigInteger(Integer.toBinaryString(200), 2);
         BigInteger a2 = new BigInteger(Integer.toBinaryString(16), 2);
-
         System.out.println("16 + 200 = " + a1.add(a2).toString(2));
-
         System.out.println("16 - 200 = " + a1.subtract(a2).toString(2));
 
         BigInteger c1 = new BigInteger(Integer.toBinaryString(130), 2);
         int c2 = 3;
-
         System.out.println("130 >> 3 = " + c1.shiftRight(c2).toString(2));
 
         BigInteger d1 = new BigInteger(Integer.toBinaryString(130), 2);
         int d2 = 7;
-
         System.out.println("130 << 7 = " + d1.shiftLeft(d2).toString(2));
 
         /* e) - m) -> use int */
@@ -42,8 +27,11 @@ public class bitops {
         System.out.println("80 & 190 = " + Integer.toString(80 & 190, 2));
         System.out.println("100|(-390) = " + Integer.toString(100 | (-390), 2));
         System.out.println("(-1350)^(-4990) = " + Integer.toString((-1350) ^(-4990),2));
-        System.out.println("(3000 & ~(-10 << 4)) | (1<<4) = " + Integer.toString((3000 & ~(-10 << 4)) | (1 << 4),2));
-        System.out.println("(-3000 & ~(50 >> 2)) | (-10<<4) = " + Integer.toString((-3000 & ~(50 >> 2)) | (-10 << 4),2));
-        System.out.println("(~300 & ~(20 << 4)) | (100 >> 4) = " + Integer.toString((~300 & ~(20 << 2)) | (100 >> 4),2));
+        System.out.println("(3000 & ~(-10 << 4)) | (1<<4) = " +
+            Integer.toString((3000 & ~(-10 << 4)) | (1 << 4),2));
+        System.out.println("(-3000 & ~(50 >> 2)) | (-10<<4) = " +
+            Integer.toString((-3000 & ~(50 >> 2)) | (-10 << 4),2));
+        System.out.println("(~300 & ~(20 << 4)) | (100 >> 4) = " +
+            Integer.toString((~300 & ~(20 << 2)) | (100 >> 4),2));
     }
 }