| import java.util.Scanner; | |
| public class sumOfNaturalNumbers { | |
| public static void main(String[] args) { | |
| System.out.print("Enter a number: "); | |
| Scanner input=new Scanner(System.in); | |
| int number=input.nextInt(); | |
| int sum = 0; | |
| for(int i=1; i<=number;++i) { | |
| sum+=i; | |
| } | |
| System.out.println("sum = " + sum); | |
| } | |
| } | |