using System;
namespace MyNamespace
{
public class MyProgram
public static void Main()
int sum = 0;
int lower_limit = 1;
int upper_limit = 1000;
for (int i = lower_limit; i <= upper_limit; i++)
if (i % 5 == 0)
Console.WriteLine("by 5 " + i);
sum = sum + i;
Console.WriteLine("Sum is" + sum);
}
Console.WriteLine("SUM is " + sum);