27 lines
536 B
JavaScript
27 lines
536 B
JavaScript
function getEnd(length){
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var elves = [];
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for(var i = 0; i < length; i++){
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elves.push(i+1);
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}
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var i = 0;
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while(elves.length > 1){
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if(!(elves.length%1000)) console.log(elves.length)
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var toRemove = Math.floor((i + (elves.length/2)))%(elves.length)
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//console.log(i, elves[i], elves[toRemove], elves);
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elves.splice(toRemove, 1);
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if(toRemove > i){
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i = (i+1)%elves.length;
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}
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else{
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i = i%elves.length;
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}
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}
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return elves[0];
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}
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for(var i = 0; i < 500; i++){
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console.log(i, getEnd(i), getEnd(i) - getEnd(i-1));
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}
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