求lingo高手帮忙解这道题，急，在线等啊！！！！

Question

可以把计算结果截图发给我，我抠抠一四六八六九零四四一，大谢谢啊，只要像模像样就行，满意再追加50财富值

Answer 1

这是一个批量生产计划最优化问题，

特点是：

 1、每日的产量可以用来满足当天的需求也可以存起来满足后面的时间的需求

2、成本有固定成本、可变成本、库存成本三种，目标是使整个计划的总成本最小

3、注意在当日没有生产的情况下，当日的固定成本为0

使用LINGO得到的结果如下（程序见附件）：

Global optimal solution found.

  Objective value:                              216820.0

  Objective bound:                              216820.0

  Infeasibilities:                              0.000000

  Extended solver steps:                              33

  Total solver iterations:                          1556

  Model Class:                                      MILP

  Total variables:                     66

  Nonlinear variables:                  0

  Integer variables:                   54

  Total constraints:                   41

  Nonlinear constraints:                0

  Total nonzeros:                     303

  Nonlinear nonzeros:                   0

                                Variable           Value        Reduced Cost

                                      VC        100.0000            0.000000

                                      SC        10.00000            0.000000

                                     LMT        70.00000            0.000000

                                       M        2000.000            0.000000

                                      C1        35900.00            0.000000

                                      C2        180000.0            0.000000

                                      C3        920.0000            0.000000

                              DEMAND( 1)        20.00000            0.000000

                              DEMAND( 2)        23.00000            0.000000

                              DEMAND( 3)        51.00000            0.000000

                              DEMAND( 4)        30.00000            0.000000

                              DEMAND( 5)        34.00000            0.000000

                              DEMAND( 6)        56.00000            0.000000

                              DEMAND( 7)        56.00000            0.000000

                              DEMAND( 8)        78.00000            0.000000

                              DEMAND( 9)        11.00000            0.000000

                                  FC( 1)        30000.00            0.000000

                                  FC( 2)        0.000000            0.000000

                                  FC( 3)        30000.00            0.000000

                                  FC( 4)        30000.00            0.000000

                                  FC( 5)        0.000000            0.000000

                                  FC( 6)        30000.00            0.000000

                                  FC( 7)        30000.00            0.000000

                                  FC( 8)        30000.00            0.000000

                                  FC( 9)        0.000000            0.000000

                                  IV( 1)        1.000000            30000.00

                                  IV( 2)        0.000000            30000.00

                                  IV( 3)        1.000000            30000.00

                                  IV( 4)        1.000000            30000.00

                                  IV( 5)        0.000000            30000.00

                                  IV( 6)        1.000000            30000.00

                                  IV( 7)        1.000000            30000.00

                                  IV( 8)        1.000000            30000.00

                                  IV( 9)        0.000000            30000.00

                                X( 1, 1)        20.00000            100.0000

                                X( 1, 2)        23.00000            110.0000

                                X( 1, 3)        0.000000            120.0000

                                X( 1, 4)        0.000000            130.0000

                                X( 1, 5)        0.000000            140.0000

                                X( 1, 6)        0.000000            150.0000

                                X( 1, 7)        0.000000            160.0000

                                X( 1, 8)        0.000000            170.0000

                                X( 1, 9)        0.000000            180.0000

                                X( 2, 2)        0.000000            100.0000

                                X( 2, 3)        0.000000            110.0000

                                X( 2, 4)        0.000000            120.0000

                                X( 2, 5)        0.000000            130.0000

                                X( 2, 6)        0.000000            140.0000

                                X( 2, 7)        0.000000            150.0000

                                X( 2, 8)        0.000000            160.0000

                                X( 2, 9)        0.000000            170.0000

                                X( 3, 3)        51.00000            100.0000

                                X( 3, 4)        0.000000            110.0000

                                X( 3, 5)        0.000000            120.0000

                                X( 3, 6)        0.000000            130.0000

                                X( 3, 7)        0.000000            140.0000

                                X( 3, 8)        0.000000            150.0000

                                X( 3, 9)        0.000000            160.0000

                                X( 4, 4)        30.00000            100.0000

                                X( 4, 5)        34.00000            110.0000

                                X( 4, 6)        0.000000            120.0000

                                X( 4, 7)        0.000000            130.0000

                                X( 4, 8)        0.000000            140.0000

                                X( 4, 9)        0.000000            150.0000

                                X( 5, 5)        0.000000            100.0000

                                X( 5, 6)        0.000000            110.0000

                                X( 5, 7)        0.000000            120.0000

                                X( 5, 8)        0.000000            130.0000

                                X( 5, 9)        0.000000            140.0000

                                X( 6, 6)        56.00000            100.0000

                                X( 6, 7)        5.000000            110.0000

                                X( 6, 8)        0.000000            120.0000

                                X( 6, 9)        0.000000            130.0000

                                X( 7, 7)        51.00000            100.0000

                                X( 7, 8)        8.000000            110.0000

                                X( 7, 9)        11.00000            120.0000

                                X( 8, 8)        70.00000            100.0000

                                X( 8, 9)        0.000000            110.0000

                                X( 9, 9)        0.000000            100.0000

即：第一天生产43单位，第二天生产0，第三天生产51，第四天生产64，第五天生产0，第六天生产61，第七天生产70，第八天生产80，第九天生产0.