from pulp import *

x1 = pulp.LpVariable("x1", lowBound=0)
x2 = pulp.LpVariable("x2", lowBound=0)
x3 = pulp.LpVariable("x3", upBound=200)
x4 = pulp.LpVariable("x4", upBound=100)

problem = pulp.LpProblem('0',pulp.LpMaximize)

problem += 200*x1 +150*x2+120*x3+210*x4, "Функция цели"
problem += 5*x1+3*x2+4*x3+6*x4 <= 2700,"1"
problem += 2*x1+1*x2+1*x3+3*x4 <= 800,"2"
problem += 3*x1+2*x2+2*x3+2*x4 <= 1600,"3"
problem += 4*x1+5*x2+3*x3+4*x4 <= 3000,"4"
problem +=x3 ==200,"5"
problem +=x4 ==100,"6"

 problem.solve()

 S ='n1 Решениеn2 Информация о библиотеке PULPn3 Информация о создателеn4 Информация об условии задачиn5 Информация о защите ПОn6 Выход из программы'
print(S)

a = input("nnКакой пункт вы хотите выбрать?:n")
 if a == 1:
print ("Результат:")
for variable in problem.variables():
    print (variable.name, "=", variable.varValue)

print ("Max Прибыль:", value(problem.objective))
if a == 2:
print('...'),
if a == 3:
print('...')
if a == 4:
print('...')
if a == 5:
print('...')
if a == 6:
exit(0)
else:
print('Такого пункта в списке нет!')