From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 275/CH8/EX8.8.31b/Ch8_8_31b.sce | 62 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100755 275/CH8/EX8.8.31b/Ch8_8_31b.sce

(limited to '275/CH8/EX8.8.31b/Ch8_8_31b.sce')

diff --git a/275/CH8/EX8.8.31b/Ch8_8_31b.sce b/275/CH8/EX8.8.31b/Ch8_8_31b.sce
new file mode 100755
index 000000000..4cc46ef35
--- /dev/null
+++ b/275/CH8/EX8.8.31b/Ch8_8_31b.sce
@@ -0,0 +1,62 @@
+clc
+clear
+disp("Example 8.31b")
+printf("\n")
+disp("perform the following binary substraction using 2s complement")
+disp("a)1010-0111 b)0110-1101")
+a=[1 0 1 0]
+b=~[0 1 1 1]
+d=0
+h=1
+for i=1:length(b)
+        n(i)=b(length(b)+1-i)+h
+        if(n(i)==1)
+            h=0
+            end
+        if(n(i)==2)
+            h=1
+            n(i)=0
+        end
+        
+    end
+    for i=1:length(a)
+    b(i)=n(i)
+    end
+
+
+for i=1:length(a)
+    c(i)=a(length(a)+1-i)+b(length(a)+1-i)+d
+    if(c(i)==1)
+        d=0
+    end
+    if[c(i)==2]
+        d=1
+        c(i)=0
+        end
+end
+
+
+if(d==0)
+    for i=1:length(a)
+    c(i)=~c(i)
+end
+j=1
+for i=1:length(b)
+        m(i)=c(i)+j
+        if(m(i)==1)
+            f=0
+            end
+        if(m(i)==2)
+            j=1
+            m(i)=0
+        end
+        
+    end
+    for i=1:length(a)
+    c(i)=m(i)
+    end
+end
+for i=1:length(a)
+    C(i)=c(i)
+end
+printf("result =%d%d%d%d",c(4),c(3),c(2),c(1))
\ No newline at end of file
-- 
cgit