/* 21/07/2021
   forLoopv4

   Purpose, nest "for loops" and "if else"


*/

//An int is an integer, a Number, any value between -32,768 and 32,767
int q;
int w;



void setup() {
  // Serial.begin(9600) starts serial communication. 9600bps bits per second = 1200 characters per second
  Serial.begin(9600);
  //Send script name
  Serial.println("forLoopv4...");
  //this will print a blank line
  Serial.println(" ");

}

void loop() {

  //Nested for loops and if
  Serial.println("Nested for and if");
  //q starts with a value of Zero, the loop continues while q smaller than 20
  for (q = 0; q < 20; q++) {
    if (q == 5) {
      for (w = 10; w > -1; w--) {
        //print the value of q to the serial monitor
        Serial.print("q: ");
        Serial.print(q);
        Serial.print(" w: ");
        Serial.println(w);
        //delay within the for loop
        delay(100);
      }
    } else {
      Serial.print("q: ");
      Serial.println(q);
    }


  }
  //delay outside the for loop
  delay(1000);

}