/*
 *   Intro to Programming CSE 1310
 * University of Texas at Arlington
 */

package code23octf18mathexamples;

/**
 *
 * @author jcmtiernan
 */
public class Code23OctF18MathExamples 
{

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) 
    {
        /*
        Math.floor(n), Math.ceil(n), Math.round(n),  Math.abs(n), Math.pow(base,exp), 
        Math.min(a,b), Math.max(a,b)
        Integer.MAX_VALUE, Integer.MIN_VALUE, Double.MAX_VALUE, Double.MIN_VALUE
        */
        int iVal1, iVal2, iVal3, iVal4, iVal5;
        double dVal1, dVal2, dVal3, dVal4, dVal5,dVal6,dVal7;
        iVal1 = 2;
        iVal2 = 3;
        iVal3 = -5; 
        iVal4 = 0;
        dVal1 = 2.5;
        dVal2 = 6.666;
        dVal3 = 12.25;
        System.out.println("Original values of values:  (notice the formatting)");
        System.out.printf("%8s|%8s|%8s|%8s|%8s|%8s\n","iVal1", "iVal2", "iVal3","dVal1", "dVal2", "dVal3");
        System.out.printf("%8d|%8d|%8d|%8.2f|%8.2f|%8.2f\n",iVal1, iVal2, iVal3,dVal1, dVal2, dVal3);
        System.out.printf("%-8d|%-8d|%-8d|%-8.2f|%-8.2f|%-8.2f\n\n",iVal1, iVal2, iVal3,dVal1, dVal2, dVal3);        

        System.out.println("Floor and ceiling functions:");
        dVal4 = Math.floor(dVal2);
        System.out.println(dVal4+" = Math.floor(dVal2)");
        dVal5 = Math.ceil(dVal3);
        System.out.println(dVal5+" = Math.ceil(dVal3)\n");
        
        System.out.println("Rounding examples:");
        dVal6 = Math.round(dVal1);
        System.out.println(dVal6+" = Math.round(dVal1)");
        dVal6 = Math.round(dVal2);
        System.out.println(dVal6+" = Math.round(dVal2)");  
        dVal6 = Math.round(dVal3);
        System.out.println(dVal6+" = Math.round(dVal3)\n");

        System.out.println("Absolute value examples");
        iVal4 = Math.abs(iVal3);
        System.out.println(iVal4+" = Math.abs(iVal3)");
        iVal4 = Math.abs(iVal2);
        System.out.println(iVal4+" = Math.abs(iVal2)"); 
        dVal4 = Math.abs(-dVal2);
        System.out.println(dVal4+" = Math.abs(-dVal2)\n"); 
        
        System.out.println("Exponentiation (power) function: ");
        dVal7 = Math.pow(iVal1,iVal2);
        System.out.println(dVal7+" = Math.pow(iVal1,iVal2)");
        dVal7 = Math.pow(dVal2,dVal1);
        System.out.println(dVal7+" = Math.pow(dVal2,dVal1)\n"); 
        
        System.out.println("Largest and smallest values that can be represented correctly:");
        System.out.println("Maximum int: "+Integer.MAX_VALUE);
        System.out.println("Minimum int: "+Integer.MIN_VALUE);
        System.out.print("Maximum double: "+Double.MAX_VALUE+ " or \n");
        System.out.printf("%332.20f\n",Double.MAX_VALUE);
        System.out.println("Minimum double: "+Double.MIN_VALUE+" or ");
        System.out.printf("%332.330f\n",Double.MIN_VALUE);
    }

}