int v = A0, led[] = {10, 9, 8, 7}, on[4], f[3];
float h;
char led1[], led2[], led3[], led4[]

void setup()
{
	for(f[0] = 0; f[0] <= 3; f[0]++)
	{
		pinMode(led[f[0]], OUTPUT);
	}
	pinMode(v, INPUT);
	Serial.begin(9600);
}

void loop()
{
	h = analogRead(v);
	h = h / 204.6;

	if(h <= 3)
	{
		digitalWrite(led[0], HIGH);
		digitalWrite(led[3], HIGH);
		digitalWrite(led[1], LOW);
		digitalWrite(led[2], LOW);
	}
	if(h > 3)
	{
		digitalWrite(led[0], LOW);
		digitalWrite(led[3], LOW);
		digitalWrite(led[1], HIGH);
		digitalWrite(led[2], HIGH);
	}
	if(h == 0)
	{
		for(f[1] = 0; f[1] <= 3; f[1]++)
		{
			digitalWrite(led[f[1]], LOW);
		}
	}
	ledstatus();



	Serial.print(h);
	Serial.print("V");
	Serial.println(

}

void ledstatus()
{
	for(f[2] = 0; f[2] <= 3; f[2]++)
	{
		on[f[2]] = digitalRead(led[f[2]]);
	}
}

void ledprint()
{
	if(
}