* feat(tools): add seed/solution restore script * chore(curriculum): remove empty sections' markers * chore(curriculum): add seed + solution to Chinese * chore: remove old formatter * fix: update getChallenges parse translated challenges separately, without reference to the source * chore(curriculum): add dashedName to English * chore(curriculum): add dashedName to Chinese * refactor: remove unused challenge property 'name' * fix: relax dashedName requirement * fix: stray tag Remove stray `pre` tag from challenge file. Signed-off-by: nhcarrigan <nhcarrigan@gmail.com> Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
711 B
711 B
id, title, challengeType, videoUrl, dashedName
id | title | challengeType | videoUrl | dashedName |
---|---|---|---|---|
5900f4c31000cf542c50ffd5 | 问题342:正方形的总数是一个立方体 | 5 | problem-342-the-totient-of-a-square-is-a-cube |
--description--
考虑数字50. 502 = 2500 = 22×54,因此φ(2500)= 2×4×53 = 8×53 = 23×53.1因此2500是正方形而φ(2500)是立方体。
找到所有数字的总和n,1 <n <1010,使得φ(n2)是立方体。
1φ表示欧拉的函数。
--hints--
euler342()
应该返回5943040885644。
assert.strictEqual(euler342(), 5943040885644);
--seed--
--seed-contents--
function euler342() {
return true;
}
euler342();
--solutions--
// solution required