Equilibrium index: Difference between revisions

=={{header|ReScript}}==

<lang ReScript>let arr = [-7, 1, 5, 2, -4, 3, 0]

let sum = Js.Array2.reduce(arr, \"+", 0)

let len = Js.Array.length(arr)

let rec aux = (acc, i, left, right) => {

if (i >= len) { acc } else {

let x = arr[i]

let right = right - x

if (left == right) {

let _ = Js.Array2.push(acc, i)

}

aux(acc, i+1, (left + x), right)

}

}

let res = aux([], 0, 0, sum)

Js.log("Results:")

Js.Array2.forEach(res, Js.log)</lang>