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programming-examples/c/Basic/C Program to Check whether ...

70 lines
1.6 KiB
C

/*
* C Program to Check whether the given Number is Palindrome
* or not using Bitwise Operator
*/
#include <stdio.h>
#include <string.h>
#define SIZE 8
/* Function Prototype */
int is_palindrome(unsigned char[]);
void main()
{
int num, num1 = 0, i = 0, j = SIZE - 1, res;
unsigned char c[SIZE];
printf("Enter a number(max 255)");
scanf("%d", &num);
num1 = num;
while (num != 0)
{
c[j] = num&1;
j--;
num = num>>1; /* Shifting right the given number by 1 bit */
}
printf("The number %d in binary is:", num1);
for (i = 0; i < SIZE; i++)
{
printf("%d", c[i]);
}
res = is_palindrome(c); /* Calling Function */
if (res == 0)
{
printf("
NUMBER IS PALINDROME
");
}
else
{
printf("
NUMBER IS NOT PALINDROME
");
}
}
/* Code to check if the number is palindrome or not */
int is_palindrome(unsigned char c[])
{
char temp[SIZE];
int i, j, flag = 0;
for (i = 0, j = SIZE - 1; i < SIZE, j >= 0; i++, j--)
{
temp[j] = c[i];
}
for (i = 0; i < SIZE; i++)
{
if (temp[i] != c[i])
{
flag = 1;
}
}
return flag;
}
Enter a number(max 255)153
The number 153 in binary is:10011001
NUMBER IS PALINDROME
Enter a number(max 255)24
The number 24 in binary is:00011000
NUMBER IS PALINDROME