int i;
int delayTime = 400;
void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);

}

void loop() {
  // put your main code here, to run repeatedly:
for (i=0;i<10;i=i+1){
  Serial.println(i);
  delay(delayTime);

}
Serial.println();
}