Merge pull request #398 from PRITI1999/master

Sum of N Natural Numbers

Author: kannagikazuko

java/PRITI1999_sum_of_natural_numbers.java

@@ -0,0 +1,21 @@
+/*
+ @author : Priti Chattopadhyay
+ */
+
+//importing necessary packages
+import java.util.*;
+
+public class sum_of_natural_numbers{
+
+	//one line to find sum of N natural numbers
+	int findSum(int N){ return (N*(N + 1))/2;}
+
+	//Driver code to test the function
+	public static void main(String args[]){
+		Scanner sc = new Scanner(System.in);
+		sum_of_natural_numbers obj = new sum_of_natural_numbers();
+		int N;
+		N = sc.nextInt();
+		System.out.println(obj.findSum(N));
+	}
+}