import io:*

obj BracketAssign {
    fun operator[]=(index:int, rhs:int) {
        print("bracket assign: index: ")
        print(index)
        print(", rhs: ")
        println(rhs)
    }
    fun operator[](index:int) {
        print("just bracket: index: ")
        println(index)
    }
    fun operator=(index:int) {
        print("just =: index: ")
        println(index)
    }
}

fun main():int {
    var test:BracketAssign
    test[4] = 9
    test[5]
    test = 6
    return 0
}