Day 14 samples

package week2training;

public class Day14B {
    public static void main(String[] args) {
        int[] numArray = {10,12};
        int largestNum;
        int smallestNum;

        for (int i : numArray) {
            System.out.println(i);
        }

        largestNum = Math.max(numArray[0], numArray[1]);
        smallestNum = Math.min(numArray[0], numArray[1]);

        System.out.println("Biggest number in array: " + largestNum);
        System.out.println("Smallest number in array: " + smallestNum);

    }
}
//---------
package week2training;

public class Day14B {
    public static void main(String[] args) {
        int[] numArray = {10,12,15,9,11};
        int largestNum = 0;
        int smallestNum = 0;

        for (int i : numArray) {
            System.out.println(i);
            largestNum = Math.max(largestNum, i);
            smallestNum = Math.min(smallestNum, i);

            System.out.println("Biggest number in array(current): " + largestNum);
            System.out.println("Smallest number in array(current): " + smallestNum);
        }

    }
}

//-----------------------------
        System.out.println("Random1: " + Math.round(Math.random() * 10));
        System.out.println("Random2: " + Math.round(Math.random() * 10));
        System.out.println("Random3: " + Math.round(Math.random() * 10));
        System.out.println("Random4: " + Math.round(Math.random() * 10));
        System.out.println("Random5: " + Math.round(Math.random() * 10));
        System.out.println("Random6: " + Math.round(Math.random() * 10));

//------draw 6 different number(parang lotto)-----------------------

package week2training;

public class Day14C {
    public static void main(String[] args) {
        long[] winningNum = {0,0,0,0,0,0};
        int numCount = 0;
        boolean numExist = false;
        long newNumber = 0;

        while (numCount < winningNum.length) {
            newNumber = (Math.round(Math.random() * 41) + 1);
            for (long l : winningNum) {
                if (newNumber == l) {
                    numExist = true;
                    System.out.println("repeat num: " +  newNumber);
                    break;
                }
            }
            if (numExist == false) {
                winningNum[numCount] = newNumber;
                System.out.println("new num: " + newNumber);
                numCount++;
            } else {
                numExist = false;
            }
        }
    }
}

//-----------------------------

String txt2 = "The quick brown fox jumps over the lazy dog";
String txtSearch = "Fox";
boolean findText = txt2.toLowerCase().contains(txtSearch.toLowerCase());
System.out.println("do text below contains the word "+ txtSearch + "?");
System.out.println(txt2);
System.out.println(".contains() " + findText);
System.out.println(".endWith() " + txt2.endsWith("Dog"));

double total = 441.28;
double paid = 450;
double change = paid - total;
System.out.println("The amount due is " + total);
System.out.println("You paid " + paid + ". Your change is " + change);
System.out.println("format version:");
System.out.println(String.format("The amount due is %f", total));
System.out.println(String.format("You paid %f. Your change is %f", paid , change));