TapeEquilibrium

TapeEquilibrium.kt

fun solution(a: IntArray): Int {
    val nrSplits = a.size - 1
    val differences = IntArray(nrSplits)

    var leftTape = 0
    var rightTape = a.sum()
    var x: Int

    for (p in 1..nrSplits) {
        x = a[p-1]
        leftTape += x
        rightTape -= x
        differences[p-1] = abs(leftTape - rightTape)
    }

    // get min split diff
    return differences.minOrNull()!!
}