#AsuultSambar :

Код: Бүгдийг сонгох

class tut25{
	public static void main (String[] args){
		System.out.println(Math.abs(-26.7)); //Toonii absolute utga gargana
		System.out.println(Math.ceil(7.4)); // Deeshsee buhelchilne
		System.out.println(Math.floor(7.8)); // Dooshoo buhelchilne
		
		System.out.println(Math.max(8.6, 5.2)); // Toonii ihiig n gargaj irne
		System.out.println(Math.min(8.6, 5.2)); // Toonii bagiig n
		System.out.println(Math.pow(5, 3)); // Toog zeregt devshuulne
		System.out.println(Math.sqrt(9)); // Toonii yazguuriig olno
		
	}
}

Код: Бүгдийг сонгох

// Random number generator
import java.util.Random;
class tut26{
	public static void main (String[] args){
		Random dice= new Random();
		int number;
		
		for (int counter=1; counter<=10; counter++){
		number = 1+dice.nextInt(6);
		System.out.println(number + " "); //
	
		}
	}
}

Код: Бүгдийг сонгох

class tut26{
	public static void main (String[] args){
		
                int moon[] = new int[10];
		
		moon [0]=87;
		moon [1]=92;
		moon [0]=87;
		moon [9]=545;
		
		System.out.println(moon[1]);
}
}

Код: Бүгдийг сонгох

class tut26{
	public static void main (String[] args){
		
		int moon []={2,4, 5, 7, 9};
		System.out.println(moon[2]);
		
}
}

Код: Бүгдийг сонгох

// Creating array table.
// moon.length is built in function. 
class tut28{
	public static void main(String[] args){
		System.out.println("Index \t Value");
		int moon[]={12, 56, 7, 85, 58};
		
		for(int counter=0; counter<moon.length; counter++){
		System.out.println(counter + "\t" + moon[counter]);
		}
	
	}
}

Код: Бүгдийг сонгох

// Summing elements of arrays.

class tut29{
	public static void main(String[] args){
		int moon[]={12, 56, 7, 85, 58};
		int sum=0;
		
		for(int counter=0; counter<moon.length; counter++){
		sum+=moon[counter];
		}
		System.out.println("The sum of these array is:  " + sum);
	}
}

Код: Бүгдийг сонгох

// Array elements as counters
import java.util.Random;
class tut30{
	public static void main(String[] args){
		Random rand = new Random();
		int freq[] = new int [7];
		
		for (int roll=1; roll<100; roll++){
			++freq[1+rand.nextInt(6)];
		}
		System.out.println("Face\tFrequency");
		
		for (int face=1; face<freq.length; face++){
			System.out.println(face + "\t" + freq[face]);
		}
	}
}

Код: Бүгдийг сонгох

// Enhanced for loop
import java.util.Random;
class tut31{
	public static void main(String[] args){
	int moon[] = {3,4,5,6,7};
	int total=0;
	
	for (int x: moon){
	//x= type of data and identifier
			total+=x;
			}
		System.out.println(total);
	}
}

Код: Бүгдийг сонгох

// Arrays in Methods
class tut32{
	public static void main(String[] args){
		int moon []={3,4,5,6,7};
		change(moon);
		
		for (int y:moon)
		System.out.println(y);
	
	}
	// Now outside main method
	public static void change(int x[]){
		for (int counter =0; counter<x.length; counter++)
		x[counter]+=5;
		}
}

Код: Бүгдийг сонгох

class tut33{
	public static void main(String[] args){
		int firstarray [][]={{3,4,5,6}, 11,12,13,14};
		int secondarray[][]={{30,31,32,33}{43},{4,5,6}};
							
	}
}

Код: Бүгдийг сонгох

class tut34{
	public static void main(String[] args){
		int firstarray [][]={{3,4,5,6}, {11,12,13,14}};
		int secondarray[][]={{30,31,32,33},{43},{4,5,6}};
	
		System.out.println("This is the first array");
		display(firstarray);
		
		System.out.println("This is the second array");
		display(secondarray);
	}
	
	public static void display(int x[][]){
		for (int row=0; row<x.length; row++){
			for (int column=0; column<x[row].length; column++){
				System.out.print(x[row][column]+"\t");
			}
				System.out.println();
		}
	}
}

Код: Бүгдийг сонгох

class tut35{
	public static void main(String[] args){
		
		System.out.println(average(45, 87, 9, 155, 234));
	}
	public static int average (int ... numbers){
		int total=0;
		for (int x:numbers)
			total+=x;
		
		return total/numbers.length;
	}
	
}

Код: Бүгдийг сонгох

Connection con=null;
class.ForName("com.mysql.jdbc.Driver");
con=DriverManager.getConnection("jdbc:mysql://localhost:1527/shradhabookstores; create=true;","admin","123");

Код: Бүгдийг сонгох

try {
	Class.forName(”sun.jdbc.odbc.JdbcOdbcDriver”); //Болон бусад драйверүүдийг оруулж болно
}
catch(Exception x){   
	System.out.println( “Unable to load the driver class!” );
}

Код: Бүгдийг сонгох

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
import java.sql.SQLException;

public class JDBCDriverInformation {
	static String userid=”scott”, password = “tiger”;
	static String url = “jdbc:odbc:bob”;	

	static Connection con = null;
	public static void main(String[] args) throws Exception {
	    Connection con = getOracleJDBCConnection();
	    if(con!= null){
	       System.out.println(”Got Connection.”);
	       DatabaseMetaData meta = con.getMetaData();
	       System.out.println(”Driver Name : “+meta.getDriverName());
	       System.out.println(”Driver Version : “+meta.getDriverVersion());

	    }else{
		    System.out.println(”Could not Get Connection”);
	    }
	}

	public static Connection getOracleJDBCConnection(){

		try {
			Class.forName(”sun.jdbc.odbc.JdbcOdbcDriver”);	

		} catch(java.lang.ClassNotFoundException e) {
			System.err.print(”ClassNotFoundException: “);
			System.err.println(e.getMessage());
		}

		try {
		   con = DriverManager.getConnection(url, userid, password);
		} catch(SQLException ex) {
			System.err.println(”SQLException: ” + ex.getMessage());
		}

		return con;
	}

}