complete 33027.py 31159.rs

storage/zeta/py/completed/33027.py

@@ -0,0 +1,28 @@
+class AdrenalineRushSolver:
+    def __init__(self, n: int, final_order: list[int]):
+        self.n = n
+        self.final_order = final_order
+
+    def solve(self) -> list[tuple[int, int]]:
+        overtaken_history = []
+        for i in range(self.n):
+            ro = self.final_order.index(i)
+            for j in range(ro + 1, self.n):
+                overtaken_history.append((self.final_order[j], i))
+            for j in range(self.n - 1, ro, -1):
+                overtaken_history.append((i, self.final_order[j]))
+            for j in range(ro, i, -1):
+                overtaken_history.append((i, self.final_order[j - 1]))
+                self.final_order[j], self.final_order[j - 1] = self.final_order[j - 1], self.final_order[j]
+
+        return overtaken_history[::-1]
+
+
+if __name__ == '__main__':
+    n = int(input())
+    final_order = list(map(lambda x: int(x) - 1, input().split()))
+
+    solved = AdrenalineRushSolver(n, final_order).solve()
+    print(len(solved))
+    for b, a in solved:
+        print(a + 1, b + 1)