แบบฝึกหัดข้อจำกัดเชิงตรรกะ 2

model = LpProblem("Loading Truck Problem", LpMinimize)
x = LpVariable.dicts('ship_', cust, cat='Binary')
model += lpSum([dist[i]*x[i] for i in cust])

# Define Constraint
model += ____ + ____ + ____ + ____ + ____ + ____ >= ____
model += ____ - ____ <= ___
model += ____ - ____ <= 0

model.solve()
for i in cust:
    print("{} status {}".format(i, x[i].varValue))