Answer Posted / vadivel t

#include<stdio.h>

void main()
{
int no;
int size, i;

printf("ENTER THE NO: ");
scanf("%d",&no);

size = sizeof(int) * 8;
for(i = 0; i < size; i++)
{
if((no & (0x01 << i)) != 0)
{
no = no^(0x01 << i);
}
else
{
no = no |(0x01 << i);
break;
}
}
printf("OUTPUT :%d \n", no);
_getch();
}

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