A C PROGRAM TO CHECK PARITY OF NUMBER

 /*A C PROGRAM TO CHECK PARITY OF NUMBER*/

  2 #include<stdio.h>

  3 int main()

  4 {

  5 int parity=0,num;

  6 printf("enter the number");

  7 scanf("%d",&num);

  8 while(num)//LOOP WILL OPERATE UNTILL NUMBER BECOMES 0..BY RIGHT SHIFTING AGAIN & AGAIN

  9 {

 10 if(num&1)//....MAKE (num & 1)..&..extract 1 bit from 8 bit number..if that 1bit is 1 t    hen ...parity changes...else if that perticular bit is 0 found...then parity did not c    hnges...

 11 parity=!parity;

 12 num=num>>1;//after checking 1st bit...check the next bit to thet bit which is already     checked...in the same 8 bit number...by shifting 1 right ..//

 13 }

 14 if(parity == 1)//1 is representing that parity is odd..//

 15 printf("parity is odd");

 16 else

 17 printf("parity is even");//0 is representing that parity is even..//

 18 return 0;

 19 }

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