In this post, we will learn how to write a Kotlin Program to Swap two numbers without using temporary variable.
Kotlin Program to Swap two numbers without using temporary variable
package com.kotlin.programs
fun main(args: Array < String > ) {
var number1 = 10;
var number2 = 20;
println("--Before swap--")
println("First number = $number1")
println("Second number = $number2")
number1 = number1 - number2
number2 = number1 + number2
number1 = number2 - number1
println("--After swap--")
println("First number = $number1")
println("Second number = $number2")
}
Output:
--Before swap--
First number = 10
Second number = 20
--After swap--
First number = 20
Second number = 10
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