Kotlin Program:

- To print sum of 1 to N

Example:

User Input: 10

Output:
Sum of 1 to 10 : 55

import java.util.Scanner
fun main(args: Array<String>) {
  
  print("Enter last number :")
  val userInput = Scanner(System.`in`)
  var n:Int = userInput.nextInt()
  
  print("Sum of 1 to $n : "+ (n*(n+1))/2)
}

Output:

  Enter last number : 10
  Sum of 1 to 10 : 55
Program
number

We are using the formula of sum of natural numbers (1 to N)

(N*(N+1))/2  // N is the last number
Concept

Coming Soon !

Quick
Tutorial

Quote

We are all now connected by the Internet, like neurons in a giant brain.