//
//	wrote a code to sum up 1+2+3+4+5 = ?
//
class SumUp
{
	public static void main(String[ ]args)
	{
		int sum = 0;
		for(int i=1; i<=5; i++)
			sum += i;

		System.out.println("\n\nsum = "+ sum + "\n");
	}
}