| Subtask no. | Testdata Range | Constraints | Score | 
|---|---|---|---|
| 1 | 0~1 | 範例測資 | 0 / 0 | 
| 2 | 29~33 | $a_i < b_i, u_j = v_j = 1$ | 0 / 2 | 
| 3 | 17~20, 29~33 | $u_j = v_j = 1$ | 0 / 10 | 
| 4 | 0~6, 20, 27~28, 33 | $k, m \leq 800$ | 0 / 3 | 
| 5 | 0~11, 19~20, 24~28, 31~33 | $ k, m \leq 20000$ | 0 / 4 | 
| 6 | 0~33 | 無額外限制 | 0 / 6 |