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#include <windows.h>
#include <vector>

// 定义神经元类
class Neuron {
public:
    float input;
    float output;
    std::vector<float> weights;

    // 初始化神经元
    Neuron() {
        // 初始化权重
        for (int i = 0; i < 14; ++i) {
            weights.push_back(static_cast<float>(rand()) / RAND_MAX);
        }
    }

    // 前向传播
    void Forward(std::vector<float> inputs) {
        input = 0;
        for (int i = 0; i < 14; ++i) {
            input += inputs[i] * weights[i];
        }
        output = 1.0f / (1.0f + exp(-input));
    }
};

// 定义神经网络类
class NeuralNetwork {
public:
    std::vector<Neuron> neurons;

    // 初始化神经网络
    NeuralNetwork() {
        // 初始化所有神经元
        for (int i = 0; i < 14; ++i) {
            neurons.push_back(Neuron());
        }
    }

    // 前向传播
    void FeedForward(std::vector<float> inputs) {
        for (Neuron& n : neurons) {
            n.Forward(inputs);
        }
    }
};

// 定义主窗口类
class MainWindow {
private:
    HWND hwnd;
    NeuralNetwork network;

    // 窗口过程
    LRESULT CALLBACK WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
        switch (msg) {
            case WM_CREATE:
                return 0;
            case WM_DESTROY:
                PostQuitMessage(0);
                return 0;
            case WM_PAINT:
                PAINTSTRUCT ps;
                HDC hdc = BeginPaint(hwnd, &ps);
                // TODO: 绘制图形界面
                EndPaint(hwnd, &ps);
                return 0;
            default:
                return DefWindowProc(hwnd, msg, wParam, lParam);
        }
    }

public:
    MainWindow() {
        WNDCLASS wc = { };
        wc.lpfnWndProc = WindowProc;
        wc.hInstance = GetModuleHandle(NULL);
        wc.lpszClassName = "MainWindowClass";
        RegisterClass(&wc);

        hwnd = CreateWindowEx(0, "MainWindowClass", "Neural Network", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 800, 600, NULL, NULL, GetModuleHandle(NULL), this);
    }

    ~MainWindow() {
        DestroyWindow(hwnd);
    }

    // 运行主消息循环
    int Run() {
        MSG msg = { };
        while (GetMessage(&msg, NULL, 0, 0)) {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
        return static_cast<int>(msg.wParam);
    }
};

// 入口点
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) {
    MainWindow window;
    return window.Run();
}