#include <stdio.h>
#include <stdlib.h>
#include <grp.h>
#include <sys/types.h>
#include <string.h>
int main(void){
	int i = 0;
	struct group* groupe = getgrnam("students22");
	while(groupe->gr_mem[i] != NULL){
		printf("%s", groupe->gr_mem[i]);
		i++;
	}
	return EXIT_SUCCESS;
}