--- id: 5900f52c1000cf542c51003e challengeType: 5 title: 'Problem 447: Retractions C' videoUrl: '' localeTitle: 'Задача 447: Ретракции C' --- ## Description undefined ## Instructions undefined ## Tests ```yml tests: - text: '' testString: 'assert.strictEqual(euler447(), 530553372, "euler447() should return 530553372.");' ``` ## Challenge Seed ```js function euler447() { // Good luck! return true; } euler447(); ``` ## Solution ```js // solution required ```
euler447()