Student info
import java.io.*;
class StudentInfo
{
int rno;
String name,course;
float fees;
BufferedReader br;
StudentInfo()
{
br=new BufferedReader(new InputStreamReader(System.in));
try
{
System.out.println("Eneter roll no");
rno=Integer.parseInt(br.readLine());
System.out.println("Eneter name");
name=br.readLine();
System.out.println("Eneter course");
course=br.readLine();
System.out.println("Eneter fees");
fees=Float.parseFloat(br.readLine());
}
catch(Exception ex)
{
System.out.println("Error in input");
}
}
public void show()
{
System.out.print("\nRoll no- "+rno+"\nName- "+name+"\nCourse- "+course+"\nFees- "+fees);
}
public static void main(String args[])
{
StudentInfo si=new StudentInfo();
si.show();
}
}
Account Details
import java.io.*;
class AccountDetails
{
int acno;
String name,type;
float bal;
BufferedReader br;
AccountDetails()
{
br=new BufferedReader(new InputStreamReader(System.in));
try
{
System.out.println("Enter account no");
acno=Integer.parseInt(br.readLine());
System.out.println("Enter account type");
type=br.readLine();
System.out.println("Enter name");
name=br.readLine();
System.out.println("Enter balance");
bal=Float.parseFloat(br.readLine());
}
catch(Exception ex)
{
System.out.println("Error in input");
}
}
public void deposit(float amt)
{
bal=bal+amt;
}
public void withdraw(float amt)
{
if(bal<500&&(bal-amt)<500)
{
System.out.println("Cannot withdraw ammount ");
System.exit(1);
}
else
{
bal=bal-amt;
}
}
public void showBal()
{
System.out.print("\nAccount no- "+acno+"\nAccount type- "+type+"\nName- "+name+"\nBalance available- "+bal);
}
public static void main(String args[])
{
AccountDetails ad=new AccountDetails();
ad.showBal();
ad.deposit(1500F);
ad.showBal();
ad.withdraw(500F);
ad.showBal();
}
}
String sort
class StringSort
{
public static void main(String[] args)
{
String names[] = {"paul" , "john", "smith", "avery"};
String t;
int n = names.length;
int i,j,c;
for (i=0; i<n-1; i++)
{
for (j=i+1; j<n; j++)
{
c = names[i].compareTo(names[j]);
if (c >0)
{
t = names[i];
names[i] = names[j];
names[j] = t;
}
}
}
for (i=0; i<n ;i++)
{
System.out.println(names[i]);
}
}
}
Max Min
import java.io.*;
public class MaxMin
{
int arr[];
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
MaxMin()
{
arr=new int[5];
for(int i=0;i<5;i++)
arr[i]=0;
}
public void accept()
{
try
{
System.out.println("Enter 5 elements :");
for(int i=0;i<5;i++)
arr[i]=Integer.parseInt(br.readLine());
}catch(IOException ex){}
}
public void find()
{
int max,min;
max=min=arr[0];
for(int i=1;i<5;i++)
{
if(max<arr[i])
max=arr[i];
else if(min>arr[i])
min=arr[i];
}
System.out.println("Maximum number amongst entered array is "+max);
System.out.println("Minimum number amongst entered array is "+min);
}
public static void main(String args[])
{
MaxMin mm=new MaxMin();
mm.accept();
mm.find();
}
}
import java.io.*;
class StudentInfo
{
int rno;
String name,course;
float fees;
BufferedReader br;
StudentInfo()
{
br=new BufferedReader(new InputStreamReader(System.in));
try
{
System.out.println("Eneter roll no");
rno=Integer.parseInt(br.readLine());
System.out.println("Eneter name");
name=br.readLine();
System.out.println("Eneter course");
course=br.readLine();
System.out.println("Eneter fees");
fees=Float.parseFloat(br.readLine());
}
catch(Exception ex)
{
System.out.println("Error in input");
}
}
public void show()
{
System.out.print("\nRoll no- "+rno+"\nName- "+name+"\nCourse- "+course+"\nFees- "+fees);
}
public static void main(String args[])
{
StudentInfo si=new StudentInfo();
si.show();
}
}
Account Details
import java.io.*;
class AccountDetails
{
int acno;
String name,type;
float bal;
BufferedReader br;
AccountDetails()
{
br=new BufferedReader(new InputStreamReader(System.in));
try
{
System.out.println("Enter account no");
acno=Integer.parseInt(br.readLine());
System.out.println("Enter account type");
type=br.readLine();
System.out.println("Enter name");
name=br.readLine();
System.out.println("Enter balance");
bal=Float.parseFloat(br.readLine());
}
catch(Exception ex)
{
System.out.println("Error in input");
}
}
public void deposit(float amt)
{
bal=bal+amt;
}
public void withdraw(float amt)
{
if(bal<500&&(bal-amt)<500)
{
System.out.println("Cannot withdraw ammount ");
System.exit(1);
}
else
{
bal=bal-amt;
}
}
public void showBal()
{
System.out.print("\nAccount no- "+acno+"\nAccount type- "+type+"\nName- "+name+"\nBalance available- "+bal);
}
public static void main(String args[])
{
AccountDetails ad=new AccountDetails();
ad.showBal();
ad.deposit(1500F);
ad.showBal();
ad.withdraw(500F);
ad.showBal();
}
}
String sort
class StringSort
{
public static void main(String[] args)
{
String names[] = {"paul" , "john", "smith", "avery"};
String t;
int n = names.length;
int i,j,c;
for (i=0; i<n-1; i++)
{
for (j=i+1; j<n; j++)
{
c = names[i].compareTo(names[j]);
if (c >0)
{
t = names[i];
names[i] = names[j];
names[j] = t;
}
}
}
for (i=0; i<n ;i++)
{
System.out.println(names[i]);
}
}
}
Max Min
import java.io.*;
public class MaxMin
{
int arr[];
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
MaxMin()
{
arr=new int[5];
for(int i=0;i<5;i++)
arr[i]=0;
}
public void accept()
{
try
{
System.out.println("Enter 5 elements :");
for(int i=0;i<5;i++)
arr[i]=Integer.parseInt(br.readLine());
}catch(IOException ex){}
}
public void find()
{
int max,min;
max=min=arr[0];
for(int i=1;i<5;i++)
{
if(max<arr[i])
max=arr[i];
else if(min>arr[i])
min=arr[i];
}
System.out.println("Maximum number amongst entered array is "+max);
System.out.println("Minimum number amongst entered array is "+min);
}
public static void main(String args[])
{
MaxMin mm=new MaxMin();
mm.accept();
mm.find();
}
}