main()
{
	char name1[20],name2[20];
	int a,b,i,j,c;
	clrscr();
	printf("Enter the first name:\t");
	gets(name1);
	printf("Enter the second name:\t");
	gets(name2);
	a=strlen(name1);
	b=strlen(name2);

	for(i=0;i<=a;i++)
	{
		for(j=0;j<=b;j++)
		{
			if(name1[i]==name2[j])
			{
				a--;
				b--;
			}
		}
	}
	c=a+b;
	i=c%6;
	switch(i)
	{
		case 0:printf("Friends");
			break;
		case 1:printf("lovers");
			break;
		case 2:printf("Ansisters");
			break;
		case 3:printf("marriage");
			break;
		case 4:printf("enemies");
			break;
		case5:printf("sisters");
			break;
	}

	getch();
}