Advent of Code

[Sean Campbell via Digitalmars-d]

On Wednesday, 2 December 2015 at 08:45:11 UTC, Adrian Matoga 
wrote:
> On Wednesday, 2 December 2015 at 03:50:20 UTC, Charles wrote:
> (..)
>>
>>     auto input = "arbitrarily long string of '(' and ')'";
>>
>>     int floor;
>>     foreach(movement; input)
>>         floor += (movement == '(' ? 1 : -1);
>>
>>     writeln(floor);
>
> Speak D to me, please.
> 	stdin.byLine.front.map!(a => a.predSwitch('(', 1, ')', -1, 
> 0)).sum.writeln;

how is this D speek. it's far shorter and easier to read if you 
use
writefln("floor %s",input.count('(') - input.count(')'));