CR-MicroLabs-JavaFundamentals-DanDoBetterDrills/MathUtilities.java

 

/**
 * Created by dan on 6/14/17.
 */
public class MathUtilities {

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Integer add(int baseValue, int difference) {
        int sum = baseValue + difference;
      
        return sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Long add(long baseValue, long difference) {
        
        long sum =  baseValue +  difference;
     
        return sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Short add(short baseValue, short difference) {
         int num1 = baseValue;
         int num2 = difference;
         int sum = (num1) + (num2);
     
        return (short)sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Byte add(byte baseValue, byte difference) {
         int num1 = baseValue;
         int num2 = difference;
        int sum = (num1) + (num2);
        return (byte) sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Float add(float baseValue, float difference) {
        
       float sum = baseValue + difference;
        return sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Double add(double baseValue, double difference) {
        double sum = baseValue + difference;
        return sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Integer subtract(int baseValue, int difference) {
         int diff = baseValue - difference;
        return diff;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Long subtract(long baseValue, long difference) {
        long diff = baseValue - difference;
        return diff;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Short subtract(short baseValue, short difference) {
        int num1 = baseValue;
        int num2 = difference;
        int diff = num1 - num2;
       
        return (short)diff;
    
        
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Byte subtract(byte baseValue, byte difference) {
        int num1 = baseValue;
         int num2 = difference;
         int diff = (num1) - (num2);
     
        return (byte) diff;
    
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Float subtract(float baseValue, float difference) {
        float diff = baseValue - difference;
        return diff;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Double subtract(double baseValue, double difference) {
        double diff = baseValue - difference;
        return diff;
    }


    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Integer divide(int dividend, int divisor) {
        int Div = dividend/divisor;
        return Div;
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Long divide(long dividend, long divisor) {
        long Div = dividend/divisor;
        return Div;
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Short divide(short dividend, short divisor) {
        int num1 = dividend;
        int num2 = divisor;
        int Div = dividend/divisor;
        return (short) Div;
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Byte divide(byte dividend, byte divisor) {
        int num1 = dividend;
        int num2 = divisor;
        int Div = dividend / divisor;
        return (byte) Div;
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Float divide(float dividend, float divisor) {
        float Div = dividend / divisor;
        return Div;
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Double divide(double dividend, double divisor) {
        double Div = dividend / divisor;
        return Div;
    }


    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Integer multiply(int multiplicand, int multiplier) {
        int multi = multiplicand * multiplier;
       return multi;
       
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Long multiply(long multiplicand, long multiplier) {
        long multi =  multiplicand * multiplier;
       return multi;
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Short multiply(short multiplicand, short multiplier) {
       int num1 = multiplicand;
       int num2 = multiplier;
       int multi = (multiplicand) * (multiplier);
       return  (short) multi;
    }
    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Byte multiply(byte multiplicand, byte multiplier) {
       int num1 = multiplicand;
       int num2 = multiplier;
       int multi = (multiplicand) * (multiplier);
       return  (byte) multi;
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Float multiply(float multiplicand, float multiplier) {
        float multi = multiplicand * multiplier;
        return multi;
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Double multiply(double multiplicand, double multiplier) {
        double multi = multiplicand * multiplier;
        return multi;
    }


    /**
      * @return true
     */
    public Boolean returnTrue() {
       
       
        return true ;
    }

    /**
     * @return false
     */
    public Boolean returnFalse() {
        return false;
    }

}