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

int main(void) {
int r;
srand((unsigned)time(NULL));
r=rand()%10;
switch(r){
	case 0:
	case 1:
	printf("グー\n");
	break;
	case 2:
	case 3:
	case 4:
	printf("チョキ\n");
    break;
    case 5:
    case 6:
    case 7:
    case 8:
    case 9:
    case 10:
    printf("パー\n");
    
	
}
	return 0;
}