个 |
2 |
2 |
5 |
2 |
5 |
8 |
2个 |
3 |
4 |
个 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
2 |
t |
t |
12 |
8 |
21 |
7 |
9 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
6 |
2 |
6 |
1 |
8 |
6 |
8 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
2 |
t |
t |
12 |
8 |
21 |
7 |
9 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
6 |
2 |
6 |
1 |
8 |
6 |
8 |
1999×1999-1999 |
1998×1998+1998 |
2000×2000-2000 |
1999×1999+1999 |
2001×2001-2001 |
2000×2000+2000 |
1 |
3 |
1 |
8 |
1 |
3 |
1 |
4 |
1 |
2 |
1 |
3 |
1 |
2 |
2 |
3 |
1 |
4 |
1 |
2 |