附件 prog.txt 中是一个用某种语言写的程序。附件在本文的末尾。

其中 REPEAT k 表示一个次数为 k 的循环。循环控制的范围由缩进表达，从次行开始连续的缩进比该行多的（前面的空白更长的）为循环包含的内容。

![](https://img-blog.csdnimg.cn/20210320200704647.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM0MDEzMjQ3,size_16,color_FFFFFF,t_70)

该片段中从 A = A + 4 所在的行到 A = A + 8 所在的行都在第一行的循环两次中。

REPEAT 6: 所在的行到 A = A + 7 所在的行都在 REPEAT 5: 循环中。

A = A + 5 实际总共的循环次数是 2 × 5 × 6 = 60 次。

请问该程序执行完毕之后，A 的值是多少？



题目给出的 prog.txt 文件：
```
A = 0
REPEAT 2:
    A = A + 4
    REPEAT 5:
        REPEAT 6:
            A = A + 5
        A = A + 7
    REPEAT 6:
        A = A + 7
        REPEAT 4:
            A = A + 2
            A = A + 7
        A = A + 2
    REPEAT 7:
        REPEAT 4:
            A = A + 8
            A = A + 7
            A = A + 4
            A = A + 5
        A = A + 8
    REPEAT 8:
        A = A + 5
        REPEAT 1:
            A = A + 2
        REPEAT 7:
            A = A + 5
        A = A + 5
    REPEAT 2:
        REPEAT 3:
            A = A + 1
        A = A + 1
    REPEAT 5:
        A = A + 1
    REPEAT 9:
        REPEAT 6:
            A = A + 5
            A = A + 1
        REPEAT 6:
            A = A + 2
            A = A + 8
            A = A + 3
        REPEAT 2:
            A = A + 5
        REPEAT 3:
            A = A + 9
        REPEAT 1:
            A = A + 4
        REPEAT 2:
            A = A + 9
        REPEAT 1:
            A = A + 6
            A = A + 6
            A = A + 4
        REPEAT 3:
            A = A + 7
        A = A + 1
        REPEAT 2:
            A = A + 3
        REPEAT 5:
            A = A + 2
            A = A + 5
            A = A + 2
        A = A + 4
    A = A + 3
REPEAT 4:
    A = A + 4
    A = A + 3
    A = A + 7
    REPEAT 5:
        REPEAT 4:
            A = A + 5
            A = A + 7
        REPEAT 5:
            A = A + 3
        REPEAT 3:
            A = A + 3
            A = A + 1
        A = A + 8
        A = A + 2
        REPEAT 9:
            A = A + 5
        REPEAT 1:
            A = A + 5
        A = A + 2
    A = A + 8
A = A + 6
REPEAT 3:
    REPEAT 4:
        A = A + 9
        REPEAT 5:
            A = A + 2
        A = A + 1
    REPEAT 9:
        A = A + 9
        A = A + 2
        REPEAT 1:
            A = A + 6
            A = A + 8
        REPEAT 2:
            A = A + 9
            A = A + 4
        A = A + 7
    REPEAT 2:
        REPEAT 7:
            A = A + 3
            A = A + 5
        REPEAT 3:
            A = A + 5
            A = A + 3
            A = A + 6
            A = A + 4
        REPEAT 9:
            A = A + 2
            A = A + 8
            A = A + 2
        A = A + 3
    REPEAT 2:
        REPEAT 8:
            A = A + 5
            A = A + 1
        A = A + 6
        A = A + 1
    A = A + 2
    REPEAT 6:
        REPEAT 1:
            A = A + 3
        REPEAT 1:
            A = A + 2
        REPEAT 4:
            A = A + 7
            A = A + 1
        A = A + 8
        REPEAT 6:
            A = A + 5
        REPEAT 6:
            A = A + 3
        REPEAT 2:
            A = A + 2
            A = A + 9
        A = A + 7
    REPEAT 9:
        A = A + 8
        REPEAT 9:
            A = A + 8
            A = A + 9
            A = A + 3
        A = A + 2
        REPEAT 6:
            A = A + 3
        REPEAT 9:
            A = A + 1
        A = A + 9
        A = A + 5
        REPEAT 2:
            A = A + 4
            A = A + 9
        A = A + 8
        REPEAT 5:
            A = A + 6
            A = A + 9
        A = A + 1
    REPEAT 1:
        A = A + 4
    A = A + 2
    REPEAT 9:
        REPEAT 3:
            A = A + 4
        REPEAT 7:
            A = A + 8
            A = A + 3
        REPEAT 5:
            A = A + 9
        REPEAT 8:
            A = A + 9
            A = A + 8
        REPEAT 4:
            A = A + 7
        A = A + 7
    A = A + 3
A = A + 5
REPEAT 6:
    A = A + 7
REPEAT 7:
    A = A + 2
    A = A + 2
A = A + 1
REPEAT 8:
    REPEAT 1:
        REPEAT 4:
            A = A + 6
            A = A + 6
            A = A + 2
        REPEAT 5:
            A = A + 4
            A = A + 8
            A = A + 4
        REPEAT 1:
            A = A + 5
        REPEAT 7:
            A = A + 8
        REPEAT 6:
            A = A + 4
        A = A + 4
        A = A + 8
        REPEAT 4:
            A = A + 2
        REPEAT 2:
            A = A + 4
        REPEAT 2:
            A = A + 3
        REPEAT 1:
            A = A + 2
        A = A + 8
        REPEAT 2:
            A = A + 7
        REPEAT 8:
            A = A + 6
            A = A + 1
        A = A + 7
    REPEAT 8:
        A = A + 2
    REPEAT 8:
        REPEAT 6:
            A = A + 1
            A = A + 6
        REPEAT 2:
            A = A + 4
            A = A + 1
        A = A + 7
    A = A + 4
REPEAT 4:
    REPEAT 9:
        A = A + 2
    REPEAT 1:
        A = A + 2
    A = A + 5
REPEAT 8:
    REPEAT 6:
        A = A + 3
    REPEAT 4:
        A = A + 1
        A = A + 6
        A = A + 1
    REPEAT 7:
        A = A + 7
        REPEAT 7:
            A = A + 3
            A = A + 9
            A = A + 1
            A = A + 9
        REPEAT 3:
            A = A + 5
        A = A + 5
        A = A + 6
        A = A + 2
    REPEAT 1:
        A = A + 4
    REPEAT 2:
        A = A + 7
    REPEAT 1:
        A = A + 7
        REPEAT 4:
            A = A + 7
        A = A + 2
        REPEAT 5:
            A = A + 9
            A = A + 1
            A = A + 9
            A = A + 5
            A = A + 9
        REPEAT 5:
            A = A + 5
        REPEAT 1:
            A = A + 6
        REPEAT 2:
            A = A + 3
            A = A + 2
            A = A + 6
            A = A + 8
            A = A + 8
            A = A + 7
        A = A + 5
    A = A + 5
REPEAT 2:
    A = A + 1
    A = A + 7
A = A + 3
REPEAT 2:
    A = A + 7
A = A + 1
A = A + 4
REPEAT 1:
    REPEAT 7:
        REPEAT 2:
            A = A + 3
            A = A + 5
            A = A + 2
        A = A + 6
    A = A + 1
A = A + 2
A = A + 4
A = A + 9
REPEAT 1:
    A = A + 8
REPEAT 8:
    REPEAT 4:
        REPEAT 8:
            A = A + 4
        REPEAT 3:
            A = A + 1
            A = A + 8
        REPEAT 7:
            A = A + 8
        REPEAT 7:
            A = A + 7
        A = A + 7
        REPEAT 7:
            A = A + 6
        REPEAT 5:
            A = A + 9
        A = A + 3
        REPEAT 4:
            A = A + 5
        A = A + 5
    A = A + 4
    REPEAT 9:
        REPEAT 3:
            A = A + 4
            A = A + 3
            A = A + 6
        REPEAT 1:
            A = A + 3
            A = A + 3
            A = A + 6
        REPEAT 6:
            A = A + 7
            A = A + 7
            A = A + 5
            A = A + 5
            A = A + 1
            A = A + 2
        A = A + 6
        A = A + 6
    REPEAT 9:
        A = A + 6
    REPEAT 1:
        REPEAT 2:
            A = A + 4
            A = A + 7
        REPEAT 3:
            A = A + 6
        REPEAT 5:
            A = A + 3
        A = A + 6
        REPEAT 9:
            A = A + 3
        A = A + 6
    REPEAT 5:
        A = A + 8
        A = A + 8
        REPEAT 3:
            A = A + 7
            A = A + 9
            A = A + 8
            A = A + 3
        A = A + 3
    A = A + 9
REPEAT 6:
    A = A + 9
A = A + 1
REPEAT 4:
    REPEAT 1:
        A = A + 7
    REPEAT 9:
        A = A + 2
        A = A + 9
    A = A + 1
A = A + 2
A = A + 8
A = A + 7
A = A + 9
A = A + 6
REPEAT 4:
    REPEAT 2:
        A = A + 3
    REPEAT 3:
        A = A + 4
    A = A + 4
REPEAT 6:
    A = A + 6
A = A + 1
A = A + 5
A = A + 8
REPEAT 2:
    A = A + 6
    REPEAT 1:
        REPEAT 2:
            A = A + 2
        REPEAT 3:
            A = A + 1
        REPEAT 1:
            A = A + 8
            A = A + 7
            A = A + 4
            A = A + 2
            A = A + 8
        A = A + 4
    REPEAT 5:
        REPEAT 6:
            A = A + 8
        REPEAT 9:
            A = A + 5
        A = A + 5
    REPEAT 5:
        A = A + 5
    REPEAT 3:
        REPEAT 5:
            A = A + 4
        REPEAT 4:
            A = A + 6
            A = A + 3
        REPEAT 7:
            A = A + 3
            A = A + 3
            A = A + 1
            A = A + 7
            A = A + 7
            A = A + 6
            A = A + 5
            A = A + 5
        A = A + 6
    REPEAT 1:
        A = A + 9
    A = A + 3
    REPEAT 1:
        REPEAT 1:
            A = A + 1
        REPEAT 8:
            A = A + 5
        REPEAT 8:
            A = A + 6
        REPEAT 4:
            A = A + 9
        A = A + 4
    REPEAT 2:
        A = A + 3
        A = A + 7
        REPEAT 5:
            A = A + 7
            A = A + 5
            A = A + 8
        A = A + 7
        A = A + 8
    A = A + 5
    REPEAT 2:
        A = A + 5
    A = A + 7
    A = A + 8
A = A + 5
A = A + 9
REPEAT 2:
    REPEAT 6:
        A = A + 9
        A = A + 1
        A = A + 8
        A = A + 7
        A = A + 1
        A = A + 5
    REPEAT 3:
        A = A + 3
        A = A + 9
        A = A + 7
    REPEAT 3:
        A = A + 9
    A = A + 1
    REPEAT 6:
        A = A + 1
    REPEAT 9:
        REPEAT 7:
            A = A + 3
        REPEAT 5:
            A = A + 5
            A = A + 8
            A = A + 8
            A = A + 1
            A = A + 2
        REPEAT 4:
            A = A + 6
        REPEAT 3:
            A = A + 3
        A = A + 7
    REPEAT 8:
        REPEAT 1:
            A = A + 7
        A = A + 8
        A = A + 3
    A = A + 1
A = A + 2
A = A + 4
A = A + 7
REPEAT 1:
    REPEAT 1:
        REPEAT 1:
            A = A + 4
            A = A + 6
        REPEAT 1:
            A = A + 3
            A = A + 9
            A = A + 6
        REPEAT 9:
            A = A + 1
            A = A + 6
        REPEAT 5:
            A = A + 3
            A = A + 9
        A = A + 5
        A = A + 5
    A = A + 7
    A = A + 2
    REPEAT 2:
        A = A + 7
    A = A + 7
    REPEAT 7:
        REPEAT 4:
            A = A + 6
        A = A + 8
        REPEAT 6:
            A = A + 6
        REPEAT 2:
            A = A + 1
        A = A + 7
        A = A + 6
    A = A + 7
    REPEAT 4:
        REPEAT 7:
            A = A + 1
        REPEAT 2:
            A = A + 2
            A = A + 5
        A = A + 8
    A = A + 2
A = A + 1
A = A + 4
REPEAT 8:
    A = A + 5
A = A + 6
REPEAT 7:
    REPEAT 6:
        REPEAT 9:
            A = A + 7
            A = A + 8
        REPEAT 4:
            A = A + 6
            A = A + 4
            A = A + 3
            A = A + 6
        REPEAT 9:
            A = A + 3
        REPEAT 9:
            A = A + 2
        A = A + 7
    A = A + 5
    A = A + 2
REPEAT 7:
    REPEAT 8:
        REPEAT 6:
            A = A + 4
            A = A + 9
            A = A + 5
            A = A + 3
        A = A + 9
    REPEAT 4:
        REPEAT 1:
            A = A + 6
            A = A + 8
        REPEAT 1:
            A = A + 6
        A = A + 4
        A = A + 6
    REPEAT 3:
        A = A + 7
        REPEAT 3:
            A = A + 4
            A = A + 4
            A = A + 2
        A = A + 3
        A = A + 7
    REPEAT 5:
        A = A + 6
        A = A + 5
    REPEAT 1:
        REPEAT 8:
            A = A + 5
        REPEAT 3:
            A = A + 6
        REPEAT 9:
            A = A + 4
        A = A + 3
    REPEAT 6:
        REPEAT 2:
            A = A + 1
        A = A + 5
    A = A + 2
A = A + 2
A = A + 7
REPEAT 4:
    A = A + 7
A = A + 9
A = A + 2
REPEAT 8:
    A = A + 9
    REPEAT 9:
        REPEAT 2:
            A = A + 3
            A = A + 2
            A = A + 1
            A = A + 5
        REPEAT 9:
            A = A + 1
            A = A + 3
        A = A + 9
        REPEAT 7:
            A = A + 2
        REPEAT 5:
            A = A + 9
            A = A + 3
        REPEAT 2:
            A = A + 4
        REPEAT 8:
            A = A + 9
        REPEAT 5:
            A = A + 5
            A = A + 4
        A = A + 2
    A = A + 4
    REPEAT 6:
        A = A + 2
        REPEAT 5:
            A = A + 7
            A = A + 7
            A = A + 8
            A = A + 3
        REPEAT 8:
            A = A + 2
            A = A + 5
        REPEAT 1:
            A = A + 8
            A = A + 5
            A = A + 1
            A = A + 1
        A = A + 5
        REPEAT 2:
            A = A + 6
        REPEAT 6:
            A = A + 9
            A = A + 2
        A = A + 5
        REPEAT 4:
            A = A + 7
        A = A + 1
        REPEAT 6:
            A = A + 8
        A = A + 4
    REPEAT 3:
        REPEAT 2:
            A = A + 1
            A = A + 5
        REPEAT 2:
            A = A + 7
        REPEAT 9:
            A = A + 6
            A = A + 8
            A = A + 9
        A = A + 5
    REPEAT 9:
        REPEAT 3:
            A = A + 7
            A = A + 7
        A = A + 9
        A = A + 7
        REPEAT 5:
            A = A + 7
            A = A + 2
        A = A + 1
    A = A + 8
    A = A + 3
    A = A + 5
A = A + 1
REPEAT 8:
    A = A + 4
A = A + 2
A = A + 2
A = A + 8
REPEAT 4:
    REPEAT 4:
        A = A + 8
        REPEAT 7:
            A = A + 5
            A = A + 2
        REPEAT 2:
            A = A + 6
        REPEAT 4:
            A = A + 8
            A = A + 6
        A = A + 1
    A = A + 3
A = A + 2
A = A + 7
A = A + 4
REPEAT 8:
    A = A + 2
    A = A + 4
REPEAT 5:
    REPEAT 3:
        REPEAT 6:
            A = A + 8
            A = A + 1
        A = A + 6
    A = A + 5
    A = A + 9
REPEAT 8:
    A = A + 7
REPEAT 6:
    A = A + 4
A = A + 5
REPEAT 3:
    A = A + 1
    REPEAT 1:
        REPEAT 5:
            A = A + 6
        A = A + 2
    REPEAT 9:
        REPEAT 5:
            A = A + 9
            A = A + 3
        REPEAT 9:
            A = A + 9
        A = A + 8
    REPEAT 8:
        REPEAT 5:
            A = A + 9
            A = A + 4
        REPEAT 9:
            A = A + 3
        A = A + 4
    A = A + 5
REPEAT 9:
    REPEAT 7:
        A = A + 5
    REPEAT 3:
        A = A + 7
    REPEAT 9:
        REPEAT 6:
            A = A + 4
        A = A + 6
    REPEAT 5:
        REPEAT 6:
            A = A + 5
            A = A + 3
        A = A + 3
    A = A + 3
    A = A + 5
    REPEAT 7:
        A = A + 5
        REPEAT 2:
            A = A + 5
            A = A + 6
        REPEAT 2:
            A = A + 2
        A = A + 5
    A = A + 3
A = A + 5
A = A + 5
REPEAT 4:
    A = A + 2
    A = A + 1
    REPEAT 9:
        A = A + 9
        A = A + 5
        A = A + 6
        A = A + 2
        A = A + 2
        A = A + 5
    REPEAT 9:
        A = A + 5
    A = A + 4
    REPEAT 4:
        REPEAT 4:
            A = A + 1
            A = A + 2
        REPEAT 6:
            A = A + 9
            A = A + 3
        REPEAT 2:
            A = A + 5
            A = A + 1
            A = A + 1
            A = A + 3
        A = A + 8
        REPEAT 7:
            A = A + 4
        REPEAT 6:
            A = A + 9
        REPEAT 5:
            A = A + 9
            A = A + 8
            A = A + 3
        A = A + 9
        A = A + 4
    A = A + 6
REPEAT 7:
    A = A + 9
REPEAT 9:
    A = A + 4
    A = A + 9
    A = A + 1
    A = A + 3
    REPEAT 5:
        REPEAT 1:
            A = A + 4
            A = A + 4
        REPEAT 8:
            A = A + 9
            A = A + 6
            A = A + 2
        REPEAT 3:
            A = A + 4
            A = A + 4
        REPEAT 3:
            A = A + 5
            A = A + 2
            A = A + 8
            A = A + 3
            A = A + 6
            A = A + 4
            A = A + 9
            A = A + 1
        A = A + 9
        A = A + 5
        A = A + 3
        REPEAT 3:
            A = A + 2
            A = A + 5
            A = A + 8
            A = A + 2
        A = A + 5
    REPEAT 8:
        REPEAT 2:
            A = A + 6
        A = A + 7
    A = A + 6
    A = A + 9
    A = A + 2
REPEAT 2:
    A = A + 3
    REPEAT 8:
        A = A + 7
        A = A + 2
        A = A + 1
        A = A + 4
        A = A + 1
        A = A + 5
    A = A + 2
    A = A + 1
    REPEAT 1:
        A = A + 1
    REPEAT 6:
        A = A + 4
        A = A + 3
    A = A + 3
    REPEAT 5:
        A = A + 3
    REPEAT 6:
        REPEAT 1:
            A = A + 5
            A = A + 7
            A = A + 7
            A = A + 7
        REPEAT 5:
            A = A + 9
        A = A + 7
        REPEAT 5:
            A = A + 9
            A = A + 1
            A = A + 9
        A = A + 8
        REPEAT 1:
            A = A + 2
        REPEAT 5:
            A = A + 8
        REPEAT 3:
            A = A + 2
            A = A + 9
        A = A + 6
        A = A + 3
    REPEAT 5:
        REPEAT 6:
            A = A + 5
            A = A + 5
        REPEAT 4:
            A = A + 5
        A = A + 4
        REPEAT 8:
            A = A + 9
            A = A + 1
        REPEAT 8:
            A = A + 8
            A = A + 1
        A = A + 4
        REPEAT 6:
            A = A + 6
        REPEAT 2:
            A = A + 3
            A = A + 9
            A = A + 6
            A = A + 9
        REPEAT 1:
            A = A + 4
        REPEAT 3:
            A = A + 3
            A = A + 4
            A = A + 2
            A = A + 8
        REPEAT 2:
            A = A + 4
        A = A + 1
        REPEAT 9:
            A = A + 2
        A = A + 9
    A = A + 7
REPEAT 7:
    REPEAT 7:
        REPEAT 5:
            A = A + 7
        REPEAT 5:
            A = A + 1
        A = A + 1
    REPEAT 5:
        A = A + 6
        REPEAT 1:
            A = A + 4
        REPEAT 9:
            A = A + 4
        A = A + 1
    REPEAT 6:
        A = A + 8
        A = A + 5
        REPEAT 1:
            A = A + 4
        REPEAT 5:
            A = A + 8
            A = A + 7
        A = A + 2
    REPEAT 3:
        A = A + 3
    REPEAT 8:
        REPEAT 8:
            A = A + 4
        A = A + 7
        REPEAT 5:
            A = A + 1
        REPEAT 8:
            A = A + 7
            A = A + 8
            A = A + 4
        A = A + 7
        A = A + 6
    A = A + 9
    A = A + 5
REPEAT 3:
    A = A + 5
    REPEAT 9:
        A = A + 1
    A = A + 7
REPEAT 1:
    A = A + 8
A = A + 4
REPEAT 8:
    REPEAT 7:
        A = A + 2
        REPEAT 4:
            A = A + 6
        A = A + 6
    REPEAT 1:
        A = A + 7
    A = A + 1
REPEAT 9:
    REPEAT 5:
        A = A + 6
        A = A + 5
        REPEAT 7:
            A = A + 3
            A = A + 6
        A = A + 8
    REPEAT 2:
        A = A + 7
    A = A + 1
    A = A + 9
    REPEAT 3:
        REPEAT 3:
            A = A + 5
```