问题标题: 豆包做的电脑跑分代码

#include <iostream>
#include <windows.h>
#include <vector>
#include <fstream>
#include <ctime>
#include <cmath>
#include <algorithm>
#include <string>

using namespace std;

// 获取CPU核心数量
int getCpuCore()
{
    SYSTEM_INFO info;
    GetSystemInfo(&info);
    return info.dwNumberOfProcessors;
}

// 获取总物理内存(GB)
double getTotalRam()
{
    MEMORYSTATUSEX memInfo;
    memInfo.dwLength = sizeof(MEMORYSTATUSEX);
    GlobalMemoryStatusEx(&memInfo);
    return memInfo.ullTotalPhys / 1024.0 / 1024 / 1024;
}

// CPU跑分：3秒浮点运算，最高35分
double testCpuScore(int testTime = 3)
{
    clock_t start = clock();
    long long operateCount = 0;
    double temp = 0;
    while ((clock() - start) / CLOCKS_PER_SEC < testTime)
    {
        for (int i = 0; i < 50000; i++)
        {
            temp += sin(i) * cos(sqrt(i + 0.5));
            operateCount++;
        }
    }
    double score = operateCount / 800000.0 * 35.0;
    return min(score, 35.0);
}

// 磁盘读写跑分，最高35分（修复string兼容报错）
double testDiskScore()
{
    const string tempFileName = "benchmark_temp.tmp";
    const int fileSize = 20 * 1024 * 1024; // 20MB测试文件
    vector<char> buffer(fileSize, 0xAA);

    // 写入测速
    clock_t writeStart = clock();
    ofstream writeFile(tempFileName.c_str(), ios::binary);
    writeFile.write(buffer.data(), fileSize);
    writeFile.close();
    double writeSecond = (clock() - writeStart) / (double)CLOCKS_PER_SEC;
    double writeSpeed = 20.0 / writeSecond;

    // 读取测速
    clock_t readStart = clock();
    ifstream readFile(tempFileName.c_str(), ios::binary);
    readFile.read(buffer.data(), fileSize);
    readFile.close();
    double readSecond = (clock() - readStart) / (double)CLOCKS_PER_SEC;
    double readSpeed = 20.0 / readSecond;

    // 删除临时文件
    remove(tempFileName.c_str());

    double avgSpeed = (writeSpeed + readSpeed) / 2.0;
    double score = avgSpeed / 800.0 * 35.0;
    return min(score, 35.0);
}

// 内存容量得分，最高30分
double testRamScore(double totalGB)
{
    double score = totalGB / 64.0 * 30.0;
    return min(score, 30.0);
}

int main()
{
    system("chcp 65001 > nul");
    SetConsoleOutputCP(65001);
    cout << "======== Windows设备综合跑分工具 ========\n\n";

    int cpuCore = getCpuCore();
    double ramGB = getTotalRam();
    cout << "CPU核心数：" << cpuCore << endl;
    cout.precision(4);
    cout << "整机物理内存：" << ramGB << " GB\n\n";

    cout << "【1/3】正在CPU**能测试(3秒)..." << endl;
    double cpuScore = testCpuScore();
    cout.precision(5);
    cout << "CPU分项分数(上限35)：" << cpuScore << "\n\n";

    cout << "【2/3】正在磁盘读写测速..." << endl;
    double diskScore = testDiskScore();
    cout << "磁盘分项分数(上限35)：" << diskScore << "\n\n";

    cout << "【3/3】内存容量评分完成" << endl;
    double ramScore = testRamScore(ramGB);
    cout << "内存分项分数(上限30)：" << ramScore << "\n\n";

    double totalScore = cpuScore + diskScore + ramScore;
    cout << "========================================" << endl;
    cout << "          设备综合总分：" << totalScore << " / 100" << endl;
    cout << "========================================" << endl;

    cout << "设备评级：";
    if (totalScore >= 85)
        cout << "高端游戏主机，大型游戏、剪辑无压力";
    else if (totalScore >= 65)
        cout << "中端主机，网游、日常软件流畅运行";
    else if (totalScore >= 40)
        cout << "办公主机，适合网课、文档、看视频";
    else
        cout << "老旧低配设备，多开软件容易卡顿";    cout << "\n\n按回车键退出程序...";
    system("pause");
    return 0;
}
//========================================
//          �豸�ۺ��ܷ֣�69.302 / 100        <--满分100，得了69.302分
//========================================

//弹出乱码解法,如上注释