| 模型 | 模型答案 | 测试结果 |
|---|---|---|
| 金声玉亮2.0 | ```python def get_max_sum(n): # Create a dictionary to store the results of subproblems dp = {0: 0} def helper(n): # If the value is already computed, return it if n in dp: return dp[n] # Compute the maximum sum for n dp[n] = max(n, helper(n // 2) + helper(n // 3) + helper(n // 4) + helper(n // 5)) return dp[n] return helper(n) # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` [DONE] |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| deepseekr1 | To solve this problem, we need to find the maximum sum possible using the given equation \( f(n) = \max((f(n/2) + f(n/3) + f(n/4) + f(n/5)), n) \). This equation suggests a recursive approach where each value of \( f(n) \) is determined by the maximum of the sum of recursive calls on \( n \) divided by 2, 3, 4, and 5 (using integer division) and \( n \) itself. To optimize this recursive approach and avoid redundant calculations, we use memoization. ### Approach 1. **Recursive Function with Memoization**: The function `get_max_sum` is defined recursively. For each value of \( n \), it checks if the value has already been computed and stored (memoization). If not, it computes the sum of the function applied to \( n//2 \), \( n//3 \), \( n//4 \), and \( n//5 \), then takes the maximum of this sum and \( n \). 2. **Base Case Handling**: When \( n \) is 0, the function returns 0 as the base case. 3. **Efficiency with Memoization**: Using Python's `functools.lru_cache` decorator ensures that previously computed values are stored, significantly reducing the number of recursive calls and improving efficiency. ### Solution Code ```python from functools import lru_cache @lru_cache(maxsize=None) def get_max_sum(n): if n == 0: return 0 sum_vals = get_max_sum(n // 2) + get_max_sum(n // 3) + get_max_sum(n // 4) + get_max_sum(n // 5) return max(sum_vals, n) ``` ### Explanation - **Memoization**: The `lru_cache` decorator is used to store the results of the function calls. This ensures that each unique value of \( n \) is computed only once, even if it is encountered multiple times in different branches of the recursion tree. - **Recursive Calculation**: For each \( n \), the function computes the sum of the recursive calls on \( n//2 \), \( n//3 \), \( n//4 \), and \( n//5 \). The maximum of this sum and \( n \) itself is returned as the result for \( f(n) \). - **Base Case**: When \( n \) is 0, the function returns 0 to handle the smallest possible value and prevent infinite recursion. This approach efficiently computes the maximum sum using dynamic programming principles with memoization, ensuring optimal performance even for larger values of \( n \). |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| gpto1 | ```python from functools import lru_cache def get_max_sum(n): @lru_cache(maxsize=None) def helper(n): if n == 0 or n == 1: return n return max(helper(n // 2) + helper(n // 3) + helper(n // 4) + helper(n // 5), n) return helper(n) ``` |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| GPT-4o | To solve this problem, we can use memoization to store the results of subproblems and avoid redundant calculations. Here's a function to achieve this: ```python def get_max_sum(n, memo={}): if n in memo: return memo[n] if n < 2: return n memo[n] = max(n, get_max_sum(n//2, memo) + get_max_sum(n//3, memo) + get_max_sum(n//4, memo) + get_max_sum(n//5, memo)) return memo[n] # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` The function `get_max_sum` computes the maximum sum using recursion and memoization. It checks if the result for a given `n` is already computed and stored in `memo`. If not, it computes and stores it. This ensures that each subproblem is solved only once. The base case handles values of `n` less than 2 directly. |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| llama3.1-70B-Instruct | def get_max_sum(n): if n < 2: return n else: return max(n, get_max_sum(n//2) + get_max_sum(n//3) + get_max_sum(n//4) + get_max_sum(n//5)) |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| llama3.1-405B-Instruct | def get_max_sum(n, memo={}): if n in memo: return memo[n] if n < 1: return 0 if n == 1: return 1 if n == 2: return 2 if n == 3: return 3 if n == 4: return 4 if n == 5: return 5 else: max_sum = max(get_max_sum(n//2, memo) + get_max_sum(n//3, memo) + get_max_sum(n//4, memo) + get_max_sum(n//5, memo), n) memo[n] = max_sum return max_sum |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| DeepSeek-Coder-V2 | ```python def get_max_sum(n): # Create a dictionary to store the results of subproblems dp = {0: 0} def helper(n): # If the value is already computed, return it if n in dp: return dp[n] # Compute the maximum sum for n dp[n] = max(n, helper(n // 2) + helper(n // 3) + helper(n // 4) + helper(n // 5)) return dp[n] return helper(n) # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` [DONE] |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| Qwen2-72B-Instruct | 'def get_max_sum(n, memo={}): if n in memo: return memo[n] if n < 2: return n memo[n] = max(n, get_max_sum(n//2) + get_max_sum(n//3) + get_max_sum(n//4) + get_max_sum(n//5)) return memo[n]' [DONE] |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| baichuan4 | To solve the task of finding the maximum sum using the given recursive equation f(n) = max((f(n/2) + f(n/3) + f(n/4) + f(n/5)), n), we can use dynamic programming to avoid repeated calculations of the same subproblems. Here's the Python function that accomplishes this: ```python def get_max_sum(n): # Base case: if n is less than or equal to 1, the maximum sum is n itself. if n <= 1: return n # Initialize the cache with base cases. cache = {1: 1, 2: 2, 3: 3, 4: 4, 5: 5} # Helper function to use memoization. def f(x): if x not in cache: cache[x] = max(x, f(x // 2) + f(x // 3) + f(x // 4) + f(x // 5)) return cache[x] # Calculate and return the result for n. return f(n) # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` This function first sets up a base case for when `n` is less than or equal to 1, returning `n` itself as the maximum sum. It then initializes a cache dictionary with base cases for small values of `n` (from 1 to 5). The helper function `f` is defined to perform the recursive calculation, checking the cache first to see if the result for the current `x` has already been computed. If not, it calculates the value according to the equation and stores it in the cache before returning it. Finally, the function calls `f` with the initial `n` and returns the result. |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| doubao | 'def get_max_sum(n): if n <= 0: return 0 dp = [0] * (n + 1) for i in range(1, n + 1): dp[i] = max(i, dp[i // 2] + dp[i // 3] + dp[i // 4] + dp[i // 5]) return dp[n]' [DONE] |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| minimax | ```python def get_max_sum(n): # Base case if n == 1: return 1 # Recursive case return max(get_max_sum(n // 2) + get_max_sum(n // 3) + get_max_sum(n // 4) + get_max_sum(n // 5), n) # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` This function uses a recursive approach to calculate the maximum sum according to the given equation. It will work for small values of `n`, but for larger values, it may be inefficient due to the large number of recursive calls. For larger values of `n`, a dynamic programming approach or memoization would be more efficient to avoid redundant calculations. |
failed 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| kimi | Here is a Python function that implements the given equation f(n) = max((f(n/2) + f(n/3) + f(n/4) + f(n/5)), n) using memoization to avoid redundant calculations: ```python def get_max_sum(n, memo={}): if n in memo: return memo[n] if n == 0: return 0 else: max_sum = n for divisor in [2, 3, 4, 5]: if n % divisor == 0: max_sum = max(max_sum, get_max_sum(n // divisor) + get_max_sum(n // divisor / divisor) + get_max_sum(n // divisor / divisor / divisor) + get_max_sum(n // divisor / divisor / divisor / divisor)) else: max_sum = max(max_sum, get_max_sum(n // divisor) + get_max_sum(n // divisor / divisor) + get_max_sum(n // divisor / divisor / divisor) + get_max_sum(n // divisor / divisor / divisor / divisor)) memo[n] = max_sum return memo[n] # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` This function uses a dictionary called `memo` to store the results of subproblems to avoid redundant calculations. The function checks if the value of `n` has already been computed and stored in the `memo` dictionary. If it has, it returns the stored value. Otherwise, it computes the value using the given equation and stores it in the `memo` dictionary before returning it. Note that this implementation assumes that `n` is an integer and that the division operator `/` will always result in an integer. If `n` can be a float, you'll need to adjust the code to handle that case. |
wrong_answer 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| wenxinyiyan | Here's the solution for the maximum sum possible by using the given equation: ```python def get_max_sum(n): if n < 2: return n # Check if the result is already computed and stored in the cache if n in get_max_sum.cache: return get_max_sum.cache[n] # Compute the maximum sum using the given equation max_sum = max(n, get_max_sum(n//2) + get_max_sum(n//3) + get_max_sum(n//4) + get_max_sum(n//5)) # Store the computed result in the cache for future use get_max_sum.cache[n] = max_sum return max_sum # Initialize the cache as an empty dictionary get_max_sum.cache = {} ``` Now, let's test the function with the provided test cases: ```python assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` The function uses a technique called memoization to improve performance by storing already computed results in a cache. This way, when the function is called with the same input again, it can directly retrieve the result from the cache instead of recalculating it. Note: The `//` operator is used for integer division, which discards the fractional part of the result. This ensures that the arguments passed to the recursive calls are always integers. |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| zhipu | To solve this problem, we can use a recursive approach with memoization to avoid redundant calculations. The function `f(n)` is defined recursively, and we need to store the results of previously computed values to optimize the computation. Here's the Python code for the function: ```python def get_max_sum(n, memo={}): # If the result for this n is already computed, return it if n in memo: return memo[n] # Base case: if n is less than or equal to 1, return n if n <= 1: return n # Recursive case: compute the maximum sum using the given equation max_sum = max(n, get_max_sum(n // 2, memo) + get_max_sum(n // 3, memo) + get_max_sum(n // 4, memo) + get_max_sum(n // 5, memo)) # Store the computed result in the memo dictionary memo[n] = max_sum return max_sum # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` ### Explanation: 1. **Memoization**: We use a dictionary `memo` to store the results of previously computed values of `n`. This helps in reducing the time complexity by avoiding redundant calculations. 2. **Base Case**: If `n` is less than or equal to 1, the function returns `n` itself. 3. **Recursive Case**: The function computes the maximum sum using the given equation `f(n) = max( (f(n/2) + f(n/3) + f(n/4) + f(n/5)), n)`. 4. **Storing Results**: The computed result for each `n` is stored in the `memo` dictionary. This approach ensures that the function is efficient and can handle larger values of `n` without significant performance degradation. You can run the provided test cases to verify the correctness of the implementation. |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| gpto1 | ```python from functools import lru_cache def get_max_sum(n): @lru_cache(maxsize=None) def helper(n): if n == 0 or n == 1: return n return max(helper(n // 2) + helper(n // 3) + helper(n // 4) + helper(n // 5), n) return helper(n) ``` |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |
| deepseekv3 | ```python def get_max_sum(n, memo={}): if n in memo: return memo[n] if n <= 1: return n # Calculate the maximum sum by recursively calling the function max_sum = max( n, get_max_sum(n // 2, memo) + get_max_sum(n // 3, memo) + get_max_sum(n // 4, memo) + get_max_sum(n // 5, memo) ) # Memoize the result memo[n] = max_sum return max_sum # Test cases assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 ``` ### Explanation: The function `get_max_sum` calculates the maximum sum possible using the given equation `f(n) = max((f(n/2) + f(n/3) + f(n/4) + f(n/5)), n)`. The function uses memoization to store intermediate results and avoid redundant calculations, which significantly improves efficiency. The base case is when `n` is less than or equal to 1, in which case the function returns `n`. For larger values of `n`, the function recursively computes the sum of `f(n/2)`, `f(n/3)`, `f(n/4)`, and `f(n/5)`, and then returns the maximum between this sum and `n`. This ensures that the function always returns the largest possible sum based on the given equation. |
pass 测试用例:assert get_max_sum(60) == 106 assert get_max_sum(10) == 12 assert get_max_sum(2) == 2 |