4 2

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9 1

---

11 1

---

12 1

---

13 1

---

17 2

---

18 2

---

21 1

---

22 1

---

23 1

---

24 1

---

25 1

---

26 1

---

27 1

---

28 1

---

29 1

---

30 1

---

31 1

---