cprogHW2.c

#include <stdio.h>
#include <stdbool.h>

size_t strlen(const char* str)
{
	size_t n = 0;
	while (str[n]) ++n;
	return n;
}

int main()
{
	char str[128];
	scanf("%s", str);

	int n = strlen(str);

	for (int j = n-1; j>=0; --j)
		printf("%c",str[j]);
	printf("\n");

	_Bool pal = true;
	int i = 0;
       	int j = n;
	while (i <= j)
       	{
		if (str[i++] != str[--j]) 
		{
			pal = false;
			break;
		}
	}

	if (pal) printf("palindrome\n");

	return 0;
}