here my cheap solution:
function stray(array) { var sorted = array.sort((a,b) => a - b) if (sorted[0] === sorted[1]) return sorted.pop(); else return sorted.shift() }
or shorter and more unreadable:
function stray(array) { var sorted = array.sort((a,b) => a - b) return sorted[0] === sorted[1] ? sorted.pop() : sorted.shift(); }
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here my cheap solution:
or shorter and more unreadable: