CODE EXAMPLE FOR JAVASCRIPT

javascript sum of multiple array

function sum(arrays) {
  return arrays.reduce((acc, array) => acc.map((sum, i) => sum + array[i]), new Array(arrays[0].length).fill(0));
}

const arrays = [
  [4, 6, 3, 2],
  [1, 4, 7, 9],
  [4, 6, 3, 2],
  [1, 4, 7, 9]
];

const result = sum(arrays);
console.log(result);
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