1 |
2 |
1 |
1×2 |
1 |
2 |
1 |
3 |
1 |
2×3 |
1 |
3 |
1 |
4 |
1 |
3×4 |
1 |
1×2 |
1 |
2×3 |
1 |
3×4 |
1 |
49×50 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
49 |
1 |
50 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
49 |
1 |
50 |
1 |
50 |
49 |
50 |
1 |
1×3 |
1 |
3×5 |
1 |
5×7 |
1 |
49×51 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
5 |
1 |
5 |
1 |
7 |
1 |
49 |
1 |
51 |
1 |
2 |
1 |
51 |
1 |
2 |
50 |
51 |
25 |
51 |
1 |
4 |
1 |
2 |
4 |
5 |
3 |
7 |
3 |
4 |
25718 |
1+25.7% |
25718 |
19% |
A.①②③④ | B.①③④ | C.②③ | D.②③④ |
1 |
2 |
2 |
3 |
1 |
4 |
32 |
2 |
1 |
5 |
1 |
2 |
2 |
3 |
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