modulo Strangeness?

[Taylor Hillegeist via Digitalmars-d-learn]

On Wednesday, 11 June 2014 at 22:32:45 UTC, Taylor Hillegeist 
wrote:
> I have a simpleish bit of code here that always seems to give 
> me an error, and i can't figure out quite why. If I have a 
> constant 43 in the modulo if breaks. however if i use 
> points.length it seems to be ok?
>
> import std.stdio;
> void main(){
> 	int points[43] = [0, 1153, 1905, 1996, 1392,  305, 
> -888,-1773,-2041,-1600, -603,  603, 1600,2041, 1773,  888, 
> -305,-1392,-1996,-1905,-1153, -0,1153, 1905, 1996, 1392,305, 
> -888,-1773,-2041,-1600, -603,  603, 1600, 2041, 1773,  888, 
> -305,-1392,-1996,-1905,-1153,    0];
> 	
> 	foreach(int x; points){
> 		writeln("List Value: ",points[(x%43)],"\t");
> 	}
>
> }

Perhaps i am stupid....
0..points.length lol? i've been looking at this too long.