16 lines
330 B
JavaScript
16 lines
330 B
JavaScript
function day7(input, part2) {
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input = input.split(",").num()
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let max = input.max()
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let costs = []
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for (let i = 0; i < max; i++) {
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costs[i] = input.map((e) => {
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let dist = Math.abs(e - i)
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return part2 ? dist * (dist + 1) / 2 : dist
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}).sum()
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}
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return costs.min()
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}
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