function minimumAbsoluteDifference(n, arr) {
    arr.sort((a, b) => a - b);
    
    let min = Math.abs(arr[0] - arr[1]), diff;
    
    for(let i = 2; i < n; i++) {
        diff = Math.abs(arr[i] - arr[i-1]);
        if(diff < min) {
            min = diff;
        }
    }
    
    return min;
}