#!/usr/bin/env jsish
/* Even or Odd, in Jsish */
function isEven(n:number):boolean { return (n & 1) === 0; }

provide('isEven', 1);

if (Interp.conf('unitTest')) {
;    isEven(0);
;    isEven(1);
;    isEven(2);
;    isEven(-13);
}

/*
=!EXPECTSTART!=
isEven(0) ==> true
isEven(1) ==> false
isEven(2) ==> true
isEven(-13) ==> false
=!EXPECTEND!=
*/