var a; function setelem() { a = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]; a = a.concat(a, a, a); var l = a.length; for (var i = 0; i < l; i++) { a[i] = i; } return a.toString(); } setelem(); function getelem_inner(a) { var accum = 0; var l = a.length; for (var i = 0; i < l; i++) { accum += a[i]; } return accum; } function getelem() { return getelem_inner(a); } assertEq(getelem(), 3486);