IF Else Condtion

 If Else Condtion :

// check person is eligible to drive or not.

import java.util.*;

class Ifcondition_1

{

public static void main()

{

int age;

Scanner sc=new Scanner(System.in);

System.out.println("Enter age of the person");

age=sc.nextInt();

if(age>18)

{

System.out.println("You are eligible to drive");

}

else

{

System.out.println("You are not eligible to drive");

}

 

}

}

 

 

// check person is senior citizen or not

import java.util.*;

class Ifcondition_2

{

public static void main()

{

int age;

String n;

Scanner sc=new Scanner(System.in);

System.out.println("Enter name of the person");

n=sc.nextLine();

System.out.println("Enter age of the person");

age=sc.nextInt();

if(age>=60)

{

System.out.println(n+" is a senior citizen");

}

else

{

System.out.println(n+" is not a senior citizen");

}

}

}

 

//check student is pass of fail in Social science paper

 

import java.util.*;

class Ifcondition_3

{

public static void main()

{

int h,g,ss;

String n;

Scanner sc=new Scanner(System.in);

System.out.println("Enter name of the student");

n=sc.nextLine();

 

System.out.println("Enter history marks out of 100");

h=sc.nextInt();

System.out.println("Enter geography marks out of 100");

g=sc.nextInt();

ss=(h+g)/2;

 

if(ss>=40)

{

System.out.println(n+" has passed in social science");

}

else

{

System.out.println(n+" has failed in social science");

}

 

}

}

 

//discount of 10% on 25000 shopping else 5%

import java.util.*;

class Ifcondition_4

{

public static void main()

{

String nm; //nm->name

double p,d,amt,t; //p->purchase,d->discount,a->amount

Scanner ob=new Scanner(System.in);

 

System.out.println("Enter the name of customer:");

nm=ob.nextLine();

 

System.out.println("Enter the purchase amount");

p=ob.nextDouble();

 

if(p>=25000)

{

d=0.10*p;

}

else

{

d=0.05*p;

}

amt=p-d;

System.out.println("Customer name:" +nm);

System.out.println("Total Purchase amount:" +p);

System.out.println("Discount amount:" +d);

System.out.println("Total Amount to pay after discount:" +amt);

}

}

 

//Salary  above2,50,000 tax to be paid 20% of the amount acceding 2,50,000 otherwise tax is 0.

import java.util.*;

class Ifcondition_5

{

public static void main()

{

String nm;

double ms,as; //ms->monthly salary,as->annual salary

double tax,ta; // ta->taxable amount,tax->tax amount to pay

Scanner ob=new Scanner(System.in);

System.out.println("Enter Name");

nm=ob.nextLine();

System.out.println("enter Monthly salary");

ms=ob.nextDouble();

as=ms*12;

ta=as-250000;

if(as>250000)

{

tax=0.20*(as-250000);

}

else

{

tax=0;

}

System.out.println("Name: "+nm);

System.out.println("Annual Salary: "+as);

System.out.println("Taxable amount: " +ta);

System.out.println("Tax to be paid : "+tax);

}

}

 

 

 

// reverse two digit number

import java.util.*;

class Ifcondition_6

{

public static void main()

{

int n,rev=0;

Scanner ob=new Scanner(System.in);

System.out.println("Enter 2 digit number:");

n=ob.nextInt();

 

if(n>9 && n<100)

{

int x=n%10;

System.out.println(x);

int y=n/10;

System.out.println(y);

rev=(x*10)+y;

System.out.println("2 digit number:"+n);

System.out.println("Reverse 2 digit number:"+rev);

}

else

{

System.out.println("Number entered is not two digit");

}

 

}

}