- To swap 2 numbers
User Input
1st number: 3
2nd number: 5
After Swap, Output:
1st number : 5
2nd number : 3
import java.util.Scanner
fun main(args: Array<String>) {
print("Enter 1st number : ")
val userInput = Scanner(System.`in`)
var n1:Int = userInput.nextInt()
print("Enter 2nd number : ")
var n2:Int =userInput.nextInt()
var temp:Int
temp=n1
n1=n2
n2=temp
print("After Swap\n 1st number : $n1 \n 2nd number : $n2")
}
Enter 1st number : 7 Enter 2nd number : 15 After Swap 1st number : 15 2nd number : 7Program
Here we are using 3rd variable (above code temp
)
temp = n1 //Insert 1st variable data into temp variable
n1 = n2 //Insert 2st variable data into 1st variable
n2 = temp //Finally, Insert temp variable data into 2nd variable
Concept
Coming Soon !
QuickThe dreams I chased took me on a journey, a journey more rewarding than the goals