IF-ELSE-IF Statement

import java.util.*;
public class Ifelseif
 {
public static void main(String[] args)
 {
Scanner scan=new Scanner(System.in);
System.out.println("Enter marks");
   int marks=scan.nextInt();
   
   if(marks>=90 && marks<100){
       System.out.println("A+ grade");
   }
   else if(marks>=80 && marks<90)
          {
       System.out.println("A grade");
   }
   else if(marks>=70 && marks<80)
           {
       System.out.println("B grade");
   }
   else if(marks>=50 && marks<70)
          {
       System.out.println("C grade");
   }
   else if(marks>=35 && marks<50)
           {
       System.out.println("D grade");
   }else if( marks<35){
       System.out.println("FAIL");
   }else
           {
       System.out.println("Invalid!");
   }
}
}  

If statement

public class Ifstatement example
{
public static void main(String[] args)
{
    int salary=10000;
    if(salary>2300){
        System.out.print("salary is greater than 2300");
    }
}
}

OUTPUT:salary is greater than 2300

If-else Satatement

import java.util.*;
public class Ifelse
{
public static void main(String[] args)
 {
Scanner scan=new Scanner(System.in);
System.out.println("enter number to find even or odd");
    int number=scan.nextInt();
    if(number%2==0)
{
        System.out.println("even number");
    }
else
{
        System.out.println("odd number");
    }
}
}