def find_max_in_pairs(numbers, target): compare_count = 0 max_values = numbers[:] rounds = 0 target_eliminated = False target_eliminated_round = 0 print("初始数组:", numbers) while len(max_values) > 1: rounds += 1 new_max_values = [] print(f"第 {rounds} 轮开始,当前最大值数组:", max_values) for i in range(0, len(max_values), 2): compare_count += 1 if i + 1 < len(max_values): current_max = max(max_values[i], max_values[i + 1]) else: current_max = max_values[i] new_max_values.append(current_max) if not target_eliminated and (target == max_values[i] or (i + 1 < len(max_values) and target == max_values[i + 1])): target_eliminated = True target_eliminated_round = compare_count print(f"目标值 {target} 在第 {compare_count} 次比较中被淘汰,第 {rounds} 轮") print(f"第 {compare_count} 次比较: {max_values[i]} 和 {max_values[i + 1] if i + 1 < len(max_values) else 'N/A'},最大值: {current_max}") max_values = new_max_values print(f"第 {rounds} 轮结束,新一轮最大值数组:", max_values) final_max = max_values[0] if max_values else None return compare_count, final_max, target_eliminated_round, rounds numbers = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15] target = 15 compare_count, final_max, target_eliminated_round, rounds = find_max_in_pairs(numbers, target) if target_eliminated_round > 0: print(f"目标值 {target} 在第 {target_eliminated_round} 次比较中被淘汰,第 {rounds} 轮")