868 B
868 B
id | title | challengeType | forumTopicId | dashedName |
---|---|---|---|---|
5900f4231000cf542c50ff34 | Problem 181: Investigating in how many ways objects of two different colours can be grouped | 5 | 301817 | problem-181-investigating-in-how-many-ways-objects-of-two-different-colours-can-be-grouped |
--description--
Having three black objects B
and one white object W
they can be grouped in 7 ways like this:
(BBBW)\\;(B,BBW)\\;(B,B,BW)\\;(B,B,B,W)\\;(B,BB,W)\\;(BBB,W)\\;(BB,BW)
In how many ways can sixty black objects B
and forty white objects W
be thus grouped?
--hints--
colorsGrouping()
should return 83735848679360670
.
assert.strictEqual(colorsGrouping(), 83735848679360670);
--seed--
--seed-contents--
function colorsGrouping() {
return true;
}
colorsGrouping();
--solutions--
// solution required