2 files changed, 21 insertions, 0 deletions
diff --git a/3860/CH1/EX1.18/EX1_18.sce b/3860/CH1/EX1.18/EX1_18.sce
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index 000000000..ae23d476c
--- /dev/null
+++ b/3860/CH1/EX1.18/EX1_18.sce
@@ -0,0 +1,14 @@
+//Example 1.18: add 7 to -5
+clc//clears the console
+clear //clears all existing variables
+x=bitcmp(5,4) //finds complement of 5
+y=1;
+u=x+y //1 is added to the complement
+v=7;
+w=u+v
+a=dec2bin(w) //binary conversion of the decimal number
+disp(' binary form of the number obtained by adding 7 to -5 ')
+disp(a) //result is displayed
+disp(' the msb is discarded,so four bit representation in binary form =') 
+a=dec2bin(w-(2^4),4)
+disp(a) //final result is displayed.
diff --git a/3860/CH1/EX1.18/Ex1_18.txt b/3860/CH1/EX1.18/Ex1_18.txt
new file mode 100644
index 000000000..7379ed875
--- /dev/null
+++ b/3860/CH1/EX1.18/Ex1_18.txt
@@ -0,0 +1,7 @@
+  binary form of the number obtained by adding 7 to -5 
+
+ 10010
+
+  the msb is discarded,so four bit representation in binary form =
+
+ 0010
+\ No newline at end of file