Program to check Prime Number using for loop in java

// Program to Check the Given Number is PRIME or NOT.
class  PrimeTest
{
public static void main( String args[ ] )
{
 int i, n;
 boolean  flag = true;
 
 n = 29;  
 for( i=2 ; i<=n/2 ; i++ )
 {
  if( n % i == 0 )
  {
   flag = false;
   break;
  }
 }
 
 if( flag == true )
  System.out.print( "\n Number " + n + " is a PRIME Number." );
 else
  System.out.print( "\n Number " + n + " is NOT a PRIME Number." );
}
}

Output:
Number 29 is a PRIME Number.