python:
```py
class Edge(ctypes.Structure):
    _fields_ = [("n1", ctypes.c_int),
                ("n2", ctypes.c_int),
                ("weight", ctypes.c_float)]
PathLib = ctypes.CDLL("./pathlib.dll")
PathLib.find_path.argtypes = (
    ctypes.c_int, 
    ctypes.POINTER(ctypes.c_int), 
    ctypes.c_int, 
    ctypes.POINTER(Edge)
)
PathLib.find_path.restype = ctypes.POINTER(ctypes.c_int)
def find_path(count: int, nodes: List[int], edges: List[Edge]) -> List[int]:
    nodes = (ctypes.c_int * len(nodes))(*nodes)
    edges = (Edge  * len(edges))(*edges)
    path = PathLib.find_path(count, nodes, len(edges), edges)
    path_list = [path[i] for i in range(count)]
    return path_list
```

dll(by c-lang):
```c
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>

struct Edge {
    int n1;
    int n2;
    float weight;
};

int* find_path(int count, int* nodes, int num_edges, struct Edge* edges) {
    int* path = (int*)malloc(count * sizeof(int));
    bool* visited = (bool*)malloc(count * sizeof(bool));
    
    for (int i = 0; i < count; i++) {
        path[i] = -1;
        visited[i] = false;
    }

    int start_node = nodes[0];
    path[0] = start_node;
    visited[start_node] = true;

    for (int i = 1; i < count; i++) {
        float min_weight = -1;
        int next_node = -1;
        
        for (int j = 0; j < num_edges; j++) {
            if (edges[j].n1 == path[i - 1] && !visited[edges[j].n2]) {
                if (min_weight == -1 || edges[j].weight < min_weight) {
                    min_weight = edges[j].weight;
                    next_node = edges[j].n2;
                }
            } else if (edges[j].n2 == path[i - 1] && !visited[edges[j].n1]) {
                if (min_weight == -1 || edges[j].weight < min_weight) {
                    min_weight = edges[j].weight;
                    next_node = edges[j].n1;
                }
            }
        }

        if (next_node == -1) {
            // No valid edge found, reset path and visited array
            free(path);
            free(visited);
            return NULL;
        }

        path[i] = next_node;
        visited[next_node] = true;
    }

    free(visited);
    return path;
}
```

```
    path = PathLib.find_path(count, nodes, len(edges), edges)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: exception: access violation writing 0x0000013986E68530
```

질문

python cdll을 사용할 때 python과 cdll가 같은 메모리에 접근하려 해
OSError: exception: access violation writing 0x000002C416069650
와 같은 오류가 발생합니다. 이를 어떻게 해결 합니까?