# 1st with operations

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def linear_search(arr, target): operations = 0 for num in arr: operations += 1 if num == target: return True, operations return False, operations try: n = int(input("Enter the number of elements in the list: ")) if n < 1 or n > 50: print("Please enter a valid number of elements between 1 and 50.") else: num_list = [] for i in range(n): num = int(input(f"Enter number {i + 1} (between 1 and 50): ")) if 1 <= num <= 50: num_list.append(num) else: print("Please enter a number between 1 and 50.") search_num = int(input("Enter a number to search in the list: ")) found, num_operations = linear_search(num_list, search_num) if found: print(f"{search_num} is present in the list with {num_operations} operations.") else: print(f"{search_num} is not present in the list with {num_operations} operations.") except ValueError: print("Invalid input. Please enter a valid number.")