#include <stdio.h>
int main(int argc, char *argv[])
{
	int i;

	system("echo \"17\" > /sys/class/gpio/export");
	system("echo \"18\" > /sys/class/gpio/export");
	system("echo \"27\" > /sys/class/gpio/export");
	system("echo \"22\" > /sys/class/gpio/export");
	system("echo \"23\" > /sys/class/gpio/export");
	system("echo \"24\" > /sys/class/gpio/export");
	system("echo \"25\" > /sys/class/gpio/export");
	system("echo \"4\" > /sys/class/gpio/export");
	system("echo \"2\" > /sys/class/gpio/export");
	system("echo \"3\" > /sys/class/gpio/export");
	system("echo \"10\" > /sys/class/gpio/export");
	system("echo \"9\" > /sys/class/gpio/export");
	system("echo \"11\" > /sys/class/gpio/export");
	system("echo \"8\" > /sys/class/gpio/export");
	system("echo \"7\" > /sys/class/gpio/export");
	system("echo \"out\" > /sys/class/gpio/gpio17/direction");
	system("echo \"out\" > /sys/class/gpio/gpio18/direction");
	system("echo \"out\" > /sys/class/gpio/gpio27/direction");
	system("echo \"out\" > /sys/class/gpio/gpio22/direction");
	system("echo \"out\" > /sys/class/gpio/gpio23/direction");
	system("echo \"out\" > /sys/class/gpio/gpio24/direction");
	system("echo \"out\" > /sys/class/gpio/gpio25/direction");
	system("echo \"out\" > /sys/class/gpio/gpio4/direction");
	system("echo \"out\" > /sys/class/gpio/gpio2/direction");
	system("echo \"out\" > /sys/class/gpio/gpio3/direction");
	system("echo \"out\" > /sys/class/gpio/gpio10/direction");
	system("echo \"out\" > /sys/class/gpio/gpio9/direction");
	system("echo \"out\" > /sys/class/gpio/gpio11/direction");
	system("echo \"out\" > /sys/class/gpio/gpio8/direction");
	system("echo \"out\" > /sys/class/gpio/gpio7/direction");

	system("echo \"1\" > /sys/class/gpio/gpio17/value");
	system("echo \"1\" > /sys/class/gpio/gpio18/value");
	system("echo \"1\" > /sys/class/gpio/gpio27/value");
	system("echo \"1\" > /sys/class/gpio/gpio22/value");
	system("echo \"1\" > /sys/class/gpio/gpio23/value");
	system("echo \"1\" > /sys/class/gpio/gpio24/value");
	system("echo \"1\" > /sys/class/gpio/gpio25/value");
	system("echo \"1\" > /sys/class/gpio/gpio4/value");
	system("echo \"1\" > /sys/class/gpio/gpio2/value");
	system("echo \"1\" > /sys/class/gpio/gpio3/value");
	system("echo \"1\" > /sys/class/gpio/gpio10/value");
	system("echo \"1\" > /sys/class/gpio/gpio9/value");
	system("echo \"1\" > /sys/class/gpio/gpio11/value");
	system("echo \"1\" > /sys/class/gpio/gpio8/value");
	system("echo \"1\" > /sys/class/gpio/gpio17/value");

	system("echo \"0\" > /sys/class/gpio/gpio2/value");
	system("echo \"0\" > /sys/class/gpio/gpio17/value");

	for (i=0; i<50; i++) {
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio2/value");
		system("echo \"1\" > /sys/class/gpio/gpio17/value");
		system("echo \"0\" > /sys/class/gpio/gpio3/value");
		system("echo \"0\" > /sys/class/gpio/gpio18/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio3/value");
		system("echo \"1\" > /sys/class/gpio/gpio18/value");
		system("echo \"0\" > /sys/class/gpio/gpio10/value");
		system("echo \"0\" > /sys/class/gpio/gpio27/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio10/value");
		system("echo \"1\" > /sys/class/gpio/gpio27/value");
		system("echo \"0\" > /sys/class/gpio/gpio9/value");
		system("echo \"0\" > /sys/class/gpio/gpio22/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio9/value");
		system("echo \"1\" > /sys/class/gpio/gpio22/value");
		system("echo \"0\" > /sys/class/gpio/gpio11/value");
		system("echo \"0\" > /sys/class/gpio/gpio23/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio11/value");
		system("echo \"1\" > /sys/class/gpio/gpio23/value");
		system("echo \"0\" > /sys/class/gpio/gpio8/value");
		system("echo \"0\" > /sys/class/gpio/gpio24/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio8/value");
		system("echo \"1\" > /sys/class/gpio/gpio24/value");
		system("echo \"0\" > /sys/class/gpio/gpio7/value");
		system("echo \"0\" > /sys/class/gpio/gpio25/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio7/value");
		system("echo \"1\" > /sys/class/gpio/gpio25/value");
		system("echo \"0\" > /sys/class/gpio/gpio9/value");
		system("echo \"0\" > /sys/class/gpio/gpio4/value");
		system("sleep 0.1");
		system("echo \"1\" > /sys/class/gpio/gpio9/value");
		system("echo \"1\" > /sys/class/gpio/gpio4/value");
		system("echo \"0\" > /sys/class/gpio/gpio2/value");
		system("echo \"0\" > /sys/class/gpio/gpio17/value");
	}
	system("echo \"1\" > /sys/class/gpio/gpio2/value");
	system("echo \"1\" > /sys/class/gpio/gpio17/value");

	system("echo \"17\" > /sys/class/gpio/unexport");
	system("echo \"18\" > /sys/class/gpio/unexport");
	system("echo \"27\" > /sys/class/gpio/unexport");
	system("echo \"22\" > /sys/class/gpio/unexport");
	system("echo \"23\" > /sys/class/gpio/unexport");
	system("echo \"24\" > /sys/class/gpio/unexport");
	system("echo \"25\" > /sys/class/gpio/unexport");
	system("echo \"4\" > /sys/class/gpio/unexport");
	system("echo \"2\" > /sys/class/gpio/unexport");
	system("echo \"3\" > /sys/class/gpio/unexport");
	system("echo \"10\" > /sys/class/gpio/unexport");
	system("echo \"9\" > /sys/class/gpio/unexport");
	system("echo \"11\" > /sys/class/gpio/unexport");
	system("echo \"8\" > /sys/class/gpio/unexport");
	system("echo \"7\" > /sys/class/gpio/unexport");
}