#include<stdio.h>
#include<string.h>
int main()
{
	int equal=0,unequal=0,flag=0,i,j;
	char str[100];
	scanf("%s",str);
	int len = strlen(str);
	for(i=0,j=len-1;i<len/2;i++,j--)
	{
		if(str[i]==str[j])
		{
		equal++;
	    }
		else
		{
		unequal++;
		flag=1;
	    }
	    if(flag)
	    {
	    	str[i]=str[j];
	    	flag=0;
		}
	}
	printf("The unequal count is %d:",unequal);
	printf("\nThe palindrome is %s:",str);
}