| 模型 | 模型答案 | 测试结果 |
|---|---|---|
| 金声玉亮2.0 | ```python def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count ``` [DONE] |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| deepseekr1 | [BEGIN] def count_Set_Bits(n): return bin(n).count('1') [DONE] |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| gpto1 | 'def count_Set_Bits(n): return bin(n).count("1")' |
failed 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| GPT-4o | Sure! Here's the function to count set bits of a given number: ```python def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count # Test cases to validate the solution assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 ``` This function works by iterating through each bit of the number `n`. It uses the bitwise AND operator (`&`) to check if the least significant bit is set (i.e., if it is 1). If it is, it increments the count. It then right shifts the number by one bit (`n >>= 1`) to process the next bit. The loop continues until all bits are processed (i.e., `n` becomes 0). |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| llama3.1-70B-Instruct | def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| llama3.1-405B-Instruct | def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| DeepSeek-Coder-V2 | ```python def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count ``` [DONE] |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| Qwen2-72B-Instruct | 'def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count' [DONE] |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| baichuan4 | To count the number of set bits in a given number, you can use bitwise operations. Here's a Python function that does that: ```python def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count ``` This function works by repeatedly checking the least significant bit of `n` and incrementing the count if it's set. Then, it right shifts `n` by one bit to move to the next bit. This process continues until `n` becomes 0. Let's test it with the provided test cases: ```python assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 ``` The function should pass these tests successfully. |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| doubao | 'def count_Set_Bits(n): count = 0 while n: n &= (n - 1) count += 1 return count' [DONE] |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| minimax | ```python def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count # Test cases assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 ``` This function `count_Set_Bits` iterates through each bit of the number `n` and counts how many times the bit is set (i.e., equal to 1). It does this by using bitwise AND (`&`) with 1 to check the least significant bit and then right shifts (`>>=`) the number by one bit to check the next bit in the next iteration. The loop continues until `n` becomes 0. |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| kimi | Here's the function to count set bits of a given number: ```python def count_Set_Bits(n): count = 0 while n: count += n & 1 n >>= 1 return count ``` This function works by repeatedly checking the least significant bit of the number. If it's set (i.e., the bit is 1), then the count is incremented. The number is then right-shifted by one bit, and the process is repeated until all bits have been checked. Now let's test the function with the provided assertions: ```python assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 ``` If you run the above code, it should not raise any assertion errors, indicating that the function is working correctly. |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| wenxinyiyan | 'def count_Set_Bits(n): count = 0 while (n > 0): count += n & 1 n >>= 1 return count' [DONE] Explanation: The function `count_Set_Bits` takes an integer `n` as input and returns the count of set bits (bits with value 1) in the binary representation of `n`. The function initializes a variable `count` to 0, which will keep track of the number of set bits found. It then enters a while loop that continues until `n` becomes 0. Inside the loop, the bitwise AND operation `n & 1` is performed. This operation checks the least significant bit (rightmost bit) of `n`. If it is 1, the result of `n & 1` will be 1, and `count` will be incremented by 1. If the least significant bit is 0, the result of `n & 1` will be 0, and `count` will remain unchanged. After checking the least significant bit, the right shift operation `n >>= 1` is performed. This operation shifts all the bits of `n` one position to the right, discarding the least significant bit. This effectively moves the next bit into the position of the least significant bit for the next iteration of the loop. The loop continues until all bits of `n` have been checked, and `n` becomes 0. At this point, the function returns the final value of `count`, which represents the total number of set bits in the original number `n`. Note: The code provided above assumes that the input `n` is a non-negative integer. If negative numbers are also allowed as input, additional handling may be required to ensure correct behavior. |
failed 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| zhipu | To count the set bits (1s) in the binary representation of a given number, you can use the `bin()` function to convert the number to its binary form and then count the number of '1's. Here's a Python function that does this: ```python def count_Set_Bits(n): # Convert the number to binary and count the number of '1's return bin(n).count('1') # Test cases assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 print("All tests passed!") ``` This function works as follows: 1. `bin(n)` converts the number `n` to its binary representation as a string. 2. `.count('1')` counts the number of '1's in that string. When you run this code, it should pass the given tests and print "All tests passed!" indicating that the function works correctly. |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| gpto1 | 'def count_Set_Bits(n): return bin(n).count("1")' |
failed 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |
| deepseekv3 | To count the number of set bits (i.e., bits that are `1`) in a given number, you can use the built-in `bin()` function to convert the number to a binary string and then count the occurrences of `'1'` in that string. Here's a Python function that does this: ```python def count_Set_Bits(n): return bin(n).count('1') # Test cases assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 ``` ### Explanation: - `bin(n)` converts the integer `n` to a binary string prefixed with `'0b'`. For example, `bin(6)` returns `'0b110'`. - `.count('1')` counts the number of `'1'` characters in the binary string. This function is concise and leverages Python's built-in capabilities to efficiently count the set bits in a number. |
pass 测试用例:assert count_Set_Bits(2) == 1 assert count_Set_Bits(4) == 1 assert count_Set_Bits(6) == 2 |