TemperatureByCricket.java

package edu.oakland.production.homework;
import java.util.*;

public class TemperatureByCricket{
  public static float getTemp(float chirps){
    float temp;
    temp = chirps/4;
    temp += 40;
    return temp;
  }

  public static void main(String[] args){
    Scanner s = new Scanner(System.in);
    float chirps;
    while(true){
      System.out.print("Please enter the number of chirps per minute, or -1 to quit. ");
      chirps = s.nextFloat();
      if(chirps == -1)
        break;
      else if(chirps < 0)
        System.out.println("Error: negative chirps");
      else
        System.out.println("The temperature is " + getTemp(chirps) + "F.");
    }
  }
}