RosettaCodeData/Task/Ethiopian-multiplication/ActionScript/ethiopian-multiplication.as
2015-02-20 00:35:01 -05:00

31 lines
603 B
ActionScript

function Divide(a:Number):Number {
return ((a-(a%2))/2);
}
function Multiply(a:Number):Number {
return (a *= 2);
}
function isEven(a:Number):Boolean {
if (a%2 == 0) {
return (true);
} else {
return (false);
}
}
function Ethiopian(left:Number, right:Number) {
var r:Number = 0;
trace(left+" "+right);
while (left != 1) {
var State:String = "Keep";
if (isEven(Divide(left))) {
State = "Strike";
}
trace(Divide(left)+" "+Multiply(right)+" "+State);
left = Divide(left);
right = Multiply(right);
if (State == "Keep") {
r += right;
}
}
trace("="+" "+r);
}
}