export function productExceptSelf(numbers: number[]): number[] {
  let newArray:number[] = [];
  for (let n of numbers) {
    let filteredNumbers = numbers.toSpliced(numbers.indexOf(n), 1);
    let sum:number = filteredNumbers.reduce( (acc, current) => acc * current, 1);
    newArray.push(sum);
  }
  return newArray;
}