| number | a1 | a2 | a3 | a4 | a5 |
1 | 0 | 1 | 0 | 0 | 0 |
2 | 1 | 0 | 0 | 0 | 0 |
3 | 1 | | 1 | 1 | 0 |
4 | 1 | 1 | 1 | 1 | 0 |
5 | 0 | 0 | 1 | 1 | 1 |
6 | 0 | 0 | 0 | 0 | 0 |
7 | 0 | 0 | 0 | 0 | 0 |
8 | 0 | 0 | 1 | 1 | 1 |
9 | 0 | 0 | 0 | 0 | 1 |
10 | 0 | 0 | 0 | 0 | 0 |
11 | 1 | 0 | 1 | 0 | 0 |
12 | 0 | 1 | 0 | 0 | 1 |
13 | 0 | 0 | 0 | 0 | 0 |
14 | 0 | 0 | 1 | 1 | 0 |
15 | 0 | 0 | 0 | 0 | 0 |
16 | 0 | 0 | 0 | 1 | 0 |
我想计算的是随着列数的增加,不同number的个数,打个比方现在a1列有4个number,a2列2个因为有重复的numbner,也是就我该怎么让下一列中出现与前面列中同行的number中的1列变成0,如果我让1变成0,我然后对每一列求和就可以算出每列中不同于前一列的number数。