const powerset = (arr: Array<number>) =>
arr.reduce((a, v:number) => a.concat(a.map(r => r.concat(v))), [[]]);
Powerset
Returns the powerset of a given array of numbers.
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const powerset = (arr: Array<number>) =>
arr.reduce((a, v:number) => a.concat(a.map(r => r.concat(v))), [[]]);
Powerset
Returns the powerset of a given array of numbers.
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