TO FIND TRIANGULAR NUMBER [also called triangle number]

WRITE A PROGRAM TO PRINT TRIANGULAR NUMBERS OR TRIANGLE NUMBER

import java .util.*; //or import java . util.Scanner;
class triangularnumber
{
public static void main (String[]args)
{
Scanner sc = new Scanner(System.in);
System.out.println("ENTER THE RANGE OF THE SERIES ");
int n = sc.nextInt();
int s = 0;int i;
for (i = 0 ; i<=n;i++)
System.out.print((s+=i)+" " );

}
}