
/*
Operations rules| Priorites rules
1- ()
2- ^
3- *, /
4- +, -
5- =
 */

fun main(args:Array<String>){

    var n1:Int=10
    var n2:Int=10
    var n3:Int=5
    var sum:Int?
    sum=(n1+n2)*n3-3;
    print("sum:$sum" )


}