* 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>
798 B
798 B
id, title, challengeType, videoUrl, dashedName
id | title | challengeType | videoUrl | dashedName |
---|---|---|---|---|
5900f4de1000cf542c50fff0 | 问题369:Badugi | 5 | problem-369-badugi |
--description--
在标准的52张扑克牌中,一套4张牌是Badugi,如果它包含4张没有成对的牌而没有两张相同牌的牌。
设f(n)是选择n卡的方式的数量,其中4卡的子集是Badugi。例如,有2598960种方法可以从标准的52卡片组中选择5张卡片,其中514800包含4个卡片子集,这是Badugi,因此f(5)= 514800。
找到Σf(n)为4≤n≤13。
--hints--
euler369()
应该返回862400558448。
assert.strictEqual(euler369(), 862400558448);
--seed--
--seed-contents--
function euler369() {
return true;
}
euler369();
--solutions--
// solution required