#include <stdlib.h>
#include <stdio.h>
#include <time.h>
 
int main(void) {
	char* ZUN = "ズン";
	char* DOKO = "ドコ";
 
	char* check[5];
	for (int i=0; i<5; i++) { check[i] = ""; }
 
	srand((unsigned) time(NULL));
 
	while(1) {
		char* s = (rand() % 2) == 0 ? ZUN : DOKO;
		printf("%s ", s);
 
		for (int i=0; i<4; i++) { check[i] = check[i + 1]; }
		check[4] = s;
 
		if (check[0] == ZUN &&
		    check[1] == ZUN &&
		    check[2] == ZUN &&
		    check[3] == ZUN &&
		    check[4] == DOKO)
		{
	    	break;
	    }
	}
	printf("キ・ヨ・シ！");
	return 0;
}
 

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