Answer Posted / vishnu

with out using strrev
=======================


#include<stdio.h>
#include<conio.h>

int i ;
void binary(int retval[],int num)
{
int k;
while(num >1)
{
k = num;
num =num/2;
retval[i] = k%2;
i++;
}
retval[i] =1;

}

int main()
{
int num;
int bin[20];
scanf("%d",&num);
binary(bin,num);
for(num=i;num >=0;num--)
printf("%d",bin[num]);

printf("\n");
for(num =0;num<=i;num++)
printf("%d",bin[num]);

getch();
}

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