def smooth(sps1, alpha):
    """Сглаживание сигнала"""
    sps2 = [sps1[0]]
    for i in range(1, len(sps1)):
        val = alpha * sps2[i-1] + (1 - alpha) * (sps1[i-1] - sps2[i-1])
        sps2.append(val)
    return sps2

def calc_diff(list1, list2):
    """Расчет разностей между списками"""
    diffs = [list1[i] - list2[i] for i in range(len(list1))]
    avg = sum(diffs) / len(diffs)
    avg_sq = sum(d * d for d in diffs) / len(diffs)
    return avg, avg_sq