--description--

Given a Unix timestamp in milliseconds, return the day of the week.

Valid return days are:

• "Sunday"
• "Monday"
• "Tuesday"
• "Wednesday"
• "Thursday"
• "Friday"
• "Saturday"

Be sure to ignore time zones.

--hints--

getDayOfWeek(1775492249000) should return "Monday".

assert.equal(getDayOfWeek(1775492249000), "Monday");

getDayOfWeek(1766246400000) should return "Saturday".

assert.equal(getDayOfWeek(1766246400000), "Saturday");

getDayOfWeek(33791256000000) should return "Tuesday".

assert.equal(getDayOfWeek(33791256000000), "Tuesday");

getDayOfWeek(1773576000000) should return "Sunday".

assert.equal(getDayOfWeek(1773576000000), "Sunday");

getDayOfWeek(0) should return "Thursday".

assert.equal(getDayOfWeek(0), "Thursday");

--seed--

--seed-contents--

function getDayOfWeek(timestamp) {

  return timestamp;
}

--solutions--

function getDayOfWeek(timestamp) {
  return new Date(timestamp).toLocaleDateString("en-US", { weekday: "long", timeZone: "UTC" });
}