#include <stdio.h>

char string[100];
char *wordpointers[50];

int main(void) {
	int readsentence();
	void writeword(int);

	int woorden = readsentence();
	writeword(woorden);
	
	return 0;
}

int readsentence() {
	wordpointers[0] = &string[0];
	int i = 0;
	int j = 0;
	char c;
	puts("Type hier uw zin:");

	while ((c = getchar()) && i < 100) {
		if (c == '\n') {
			string[i] = '\0';			
			break;
		}
		else if (c == ' ') {
			string[i] = '\0';
			j++;
			wordpointers[j] = &string[i+1];
			
		}
		else {
			string[i] = c;
		}

		i++;
	}
	return ++j;
}

void writeword(int words) {
	int wordnumber;
	char answer;

	while ( 1 ) {
		
		do {
			printf("\nDisplay a word? (y/n): ");
			answer = getchar();
		} while (answer != 'y' && answer != 'n');
	
		if (answer == 'n') {
			break;
		} else {

			do {
				printf("Woordnummer: ");
				scanf("%d", &wordnumber);
			} while (wordnumber > words);
	
			char *cp = wordpointers[wordnumber-1];
			char c = *cp;
			/*printf("%c", c);*/

			while (c != '\0') {
				printf("%c", c);
				*cp++;
				c = *cp;
			}
			printf("\n");
		}
	}
}