I try to solve this one about two days ! But still not get it . Anyone can help me with what I am missing ???
Your code so far
function getFinalOpenedDoors (numDoors) {
// Good luck!
var doorState = {};
var result = [];
for(var i = 1; i <= numDoors; i++) {
for(var j = i; j <= numDoors;j += i) {
if(doorState[j] == null) {
doorState[j] = false;
}
doorState[j] = !doorState[j]
}
}
for(var j in doorState) {
if(doorState[j]) result.push(j);
}
return result;
}
Your browser information:
User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36
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Link to the challenge:
https://learn.freecodecamp.org/coding-interview-prep/rosetta-code/100-doors