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) {
        short sum = (short)(baseValue + difference); 
        return 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) {
        byte sum = (byte)(baseValue + difference); 
        return 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 minus = baseValue - difference; 
        return minus;
    }

    /**
     * @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 minus = baseValue - difference;
        return minus;
    }

    /**
     * @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) {
        short minus = (short)(baseValue - difference); 
        return minus;
    }

    /**
     * @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) {
        byte minus = (byte)(baseValue - difference);
        return minus;
    }

    /**
     * @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 minus = baseValue - difference;
        return minus;
    }

    /**
     * @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 minus = baseValue - difference;
        return minus;
    }


    /**
     * @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) {
        short div = (short)(dividend/divisor);
        return 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) {
        byte div = (byte)(dividend/divisor);
        return 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 mult = multiplicand * multiplier;
        return mult;
    }

    /**
     * @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 mult = multiplicand * multiplier;
        return mult;
    }

    /**
     * @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) {
        short mult = (short)(multiplicand * multiplier); 
        return mult;
    }
    /**
     * @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) {
        byte mult = (byte)(multiplicand * multiplier);
        return mult;
    }

    /**
     * @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 mult = multiplicand * multiplier;
        return mult;
    }

    /**
     * @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 mult = multiplicand * multiplier;
        return mult;
    }


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

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

}