Arduino Challenge02

#include <Stepper.h>
const int stepsPerRevolution=200;

Stepper myStepper(stepsPerRovolution,8,9,10,11);
int stepCount=0;
void setup() {
  //nothing to do inside the setup
}

void loop() {
  int sensorReading=analogRead(A0);
  int motorSpeed=map(sensorReading,0,1023,0,100);
  if(motorSpeed > 0 {
    myStepper.setSpeed(motorSpeed);
    myStepper.step(stepsPerRevolution / 100);
  }

}