Answer / srinivas

1)Ans:
its simple find the string length say K
now run a a loop from 0 to K/2 incrementing by 1 every time
and swap the elements as
for(i=0;i<K/2;i++)
{
temp=a[i];
a[i]=a[K-(i+1)]
a[K-(i+1)]=temp;
}/*this is to reverse the string*/
2)Ans:
for(i=0;i<K;i++)
{
printf("%c",a[i]);
if((i+1)%2==0)
printf(" ");
}/*this is for printing in groups*/

Answer / ruchi

#include<stdio.h>
#include<conio.h>
#include<string.h>
int main()
{
int i,c;
char p[]="abcdefgh";
i=strlen(p);
for(c=i;c>=0;c--)
{
printf("%c",p[c]);
}
for(c=i;c>=0;c--)
{
printf("%c",p[c]);
if(c%2==0)
{
printf(" ");
}
}
getch();
}

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