#include <stdio.h>
#include <stdlib.h>
#include <time.h>

int main(void) {
	int rand_num;
	srand((unsigned)time(NULL));
	rand_num = rand()%10;
	switch(rand_num){
	case 0:
	case 1:
	printf("グー");
	break;
	case 2:
	case 3:
	case 4:
	printf("チョキ");
	break;
	default:
	printf("パー");
	
	}
	return 0;
}