def largestRectangle3(h):

area = float("-inf")
numOfBuildings = 0

minHeight = float("inf")

for i in range(len(h)):
    numOfBuildings += 1
    minHeight = min(minHeight, h[i])

    for j in range(i-1, -1,-1):
        if  h[j] >= minHeight:
            numOfBuildings += 1
        else:
            break     

    for j in range(i+1, len(h)):    
        if  h[j] >= minHeight:
            numOfBuildings += 1
        else:
            break

    area = max(area, (numOfBuildings * minHeight)) 
    numOfBuildings = 0
    minHeight = float("inf")       
return area