--- id: 5900f51a1000cf542c51002d challengeType: 5 title: 'Problem 430: Range flips' videoUrl: '' localeTitle: '' --- ## Description undefined ## Instructions undefined ## Tests ```yml tests: - text: '' testString: 'assert.strictEqual(euler430(), 5000624921.38, "euler430() should return 5000624921.38.");' ``` ## Challenge Seed ```js function euler430() { // Good luck! return true; } euler430(); ``` ## Solution ```js // solution required ```
euler430()