Java basic examples

	public class Test1 {
	public static void main(String[] args) {
	// Array iteration
	int[][] b;
	b = new int[3][2];
	// Value assigne
	b[0][0] = 56;
	b[0][1] = 56;
	b[1][0] = 44;
	b[1][1] = 56;
	b[2][0] = 56;
	b[2][1] = 56;
	// int[][] b = {{1, 3}, {5 ,8}, {77, 88}};
	int row = 3;
	int col = 2;
	int[][] temp = new int[3][2];
	for(int i = 0; i<row; i++) {
	for(int j = 0; j<col; j++) {
	// temp[i][j] == b[i][j]
	}
	}
	}
	}

view raw 1.java hosted with ❤ by GitHub

	// return Max number
	public class Test1 {
	public static void main(String[] args) {
	System.out.println( findMax(10, 5) );
	System.out.println( findMax(100, 200) );
	}
	public static int findMax(int a, int b) {
	if(a > b) {
	return a;
	} else {
	return b;
	}
	}
	}

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	// Method overloading example:
	// Find and print the Area
	public class Test1 {
	public static void main(String[] args) {
	printArea(7, 9);
	printArea(9);
	}
	public static void printArea(int a, int b) {
	System.out.println(a * b);
	}
	public static void printArea(int a) {
	System.out.println(a * a);
	}
	}

view raw 11.java hosted with ❤ by GitHub

	// find and return Max number
	public class Test1 {
	public static void main(String[] args) {
	System.out.println( findMax(10, 5) );
	System.out.println( findMax(100, 200) );
	System.out.println( findMax(1.5f, 2.5f) );
	}
	public static int findMax(int a, int b) {
	if(a > b) {
	return a;
	} else {
	return b;
	}
	}
	public static float findMax(float a, float b) {
	if(a > b) {
	return a;
	} else {
	return b;
	}
	}
	}

view raw 12.java hosted with ❤ by GitHub

	// Error code
	public class Test1 {
	public static void main(String[] args) {
	int num = 5;
	System.out.println(num);
	}
	public static void m1(){
	double num2 = 6.28;
	System.out.println(num2);
	System.out.println(num);
	}
	}

view raw 13.java hosted with ❤ by GitHub

	public class Test1 {
	public static void main(String[] args) {
	// Declaration
	int[] a;
	int[][] b;
	// int[][] f;
	// Assignment or initialize
	a = new int[5];
	b = new int[3][2];
	// f = { {56, 12, 55}, {55, 66, 12} };
	// initialization
	int[] d = new int[5];
	int[] c = {45, 56, 67};
	int[][] f = { {56, 12, 55}, {55, 66, 12} };
	// Value assignment
	b[0][0] = 56;
	b[0][1] = 56;
	b[1][0] = 44;
	b[1][1] = 56;
	b[2][0] = 56;
	b[2][1] = 56;
	}
	}

view raw 2.java hosted with ❤ by GitHub

	public class Test1 {
	public static void counter(){
	for (int x = 1; x <= 5; x++) {
	System.out.println(x);
	}
	}
	public static void main(String[] args) {
	counter();
	}
	}

view raw 3.java hosted with ❤ by GitHub

	public class Test1 {
	public static void main(String[] args) {
	int num = five();
	System.out.println(num);
	}
	public static int five() {
	int num = 5;
	return num;
	}
	}

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	public class Test1 {
	public static int add(int x, int y) {
	return x + y;
	}
	public static void main(String[] args) {
	int z;
	z = add(150, 100);
	System.out.println(z);
	}
	}

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	public class Test1 {
	public static void printEidBonus(int x)
	{
	x = x*2;
	System.out.print(x);
	}
	public static void main(String[] args) {
	printEidBonus(15000);
	}
	}

view raw 6.java hosted with ❤ by GitHub

	public class Test1 {
	public static int findEidBonusWithSalaries(int x)
	{
	x = x*2;
	return x;
	}
	public static void main(String[] args) {
	int z;
	z = findEidBonusWithSalaries(15000);
	System.out.println("Bonus with the Salaries is: " + z);
	}
	}

view raw 7.java hosted with ❤ by GitHub

	// Find and print the Area
	public class Test1 {
	public static void main(String[] args) {
	printArea(7, 9);
	}
	public static void printArea(int a, int b) {
	System.out.println(a * b);
	}
	}

view raw 8.java hosted with ❤ by GitHub

	// Find and print Even/Odd numbre
	public class Test1 {
	public static void main(String[] args) {
	printEvenOdd(5);
	printEvenOdd(8);
	}
	public static void printEvenOdd(int a) {
	if(a / 2 == 0) {
	System.out.print("The number is Even.");
	} else {
	System.out.print("The number is Odd.");
	}
	}
	}

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