#include <stdio.h>
#define STRING_LENGTH 64

int isalphaCustom(char character)
{
	if (character >= 'A' && character <= 'Z' ||
		character >= 'a' && character <= 'z' ||
		character == '\x86' ||
		character == '\x84' ||
		character == '\x94' ||
		character == '\x8F' ||
		character == '\x8E' ||
		character == '\x99')
		return 1;
	return 0;
}

char *getWord(char string[], int word)
{
	if (word < 0)
		return NULL;

	int currentWord = 0;
	for (int i = 0; string[i] != '\0'; i++)//Loop till slutet av strängen, bryts när rätt ord hittats
	{
		if (isalphaCustom(string[i]) && !isalphaCustom(string[i - 1]))//Första bokstaven efter specialtecken
		{
			if (currentWord == word)//Hittat rätt ord
				return &string[i];
			currentWord++;
		}
	}
	return NULL;
}

void printFirstWord(char string[])
{
	int i = 0;
	while (isalphaCustom(string[i]))//Skriver tills specialtecken eller mellanslag hittas
	{
		printf("%c", string[i]);
		i++;
	}
	printf("\n");
}

void printWord(char string[], int word)
{
	char *pWord = getWord(string, word);
	if (pWord != NULL)
	{
		printf("Ord %d i \"%s\" \x84r: ", word, string);
		printFirstWord(pWord);
	}
	else
		printf("Ordet finns ej\n");
}


int main(void)
{
	int word;
	char string[STRING_LENGTH];
	char repeat;

	do
	{
		printf("Skriv en mening: ");
		fgets(string, STRING_LENGTH, stdin);
		for (int i = 0; i < STRING_LENGTH; i++)//Tar bort radbyte från input, underlättar utskrift
			if (string[i] == '\n')
				string[i] = '\0';

		printf("Vilket ord vill du skriva ut? ");
		scanf_s("%d", &word);
		printWord(string, word);

		printf("igen? y/n");
		scanf_s(" %c", &repeat);

		char c;
		while ((c = getchar()) != '\n' && c != EOF);//Flush stdin
	} while (repeat == 'y');

	return 0;
}