Programming and Data Structures by Pearson

Loop Control Statements 165

I

if (a[x]==0 && b[x]==0)

c[x]=0;

else

c[x]=l;

printf ("\n%d %d %d",a[x],b[x],c[x]);

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Q U E UT;

Enter Four Bits: 1110

Enter Four Bits: 1 0 0 0

A B C

1 1 1

1 0 1

1 0 1

0 0 0

Explanation The four binary bits for A and B are entered. The i f statement checks the bits of A

and B. If one of them is at logic one then the output C must be 1. When the inputs are zero the output

is also 0.

6.50 Write a program to verify the truth table of EX-OR GATE.

# include <stdio.h>

# include <conio.h>

void mainO

{

in t x,a [4 ] , b [4] ,c [4] ;

clrs c rO ;

printf ("Enter Four Bits

fo r (x=0;x<4;x++)

I

scanf ("%d",ha[x]);

if