import bisect

def minimumLoss(price):
    min_price = float('inf')
    sorted_price = []
    for num in price:
        idx = bisect.bisect_right(sorted_price, num)
        if idx < len(sorted_price):
            min_price = min(min_price, sorted_price[idx] - num)
        sorted_price.insert(idx, num)
        
    return min_price