5.5py
from scipy.optimize import linprog
c = [2, 3, 3, 2]
A = [
[-1, -1, 0, 0],
[0, 0, -1, -1],
[1, 2, 1, 0],
[0, 1, 0, 2],
[10, 9, 8, 7]
]
b = [
[-20],
[-25],
[80],
[35],
[1000]
]
LB = [0] * len(c)
UB = [None] * len(c)
bound = tuple(zip(LB, UB))
res = linprog(c, A_ub=A, b_ub=b, bounds=bound, method='highs')
if res.success:
print("目标函数的最小解:", res.fun)
print("最优解为:", res.x)
else:
print("优化问题没有成功解决。")
#2023310143007