oj.uz

답안 #789768

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
789768 2023-07-22T01:52:14 Z normankr07 원숭이와 사과 나무 (IZhO12_apple) C++17
0 / 100
 1 ms 212 KB 
#include <bits/stdc++.h>
#include <cpuid.h>
using namespace std;

int main()
{
    char CPUBrandString[0x40];
    unsigned int CPUInfo[4] = {0, 0, 0, 0};

    __cpuid(0x80000000, CPUInfo[0], CPUInfo[1], CPUInfo[2], CPUInfo[3]);
    unsigned int nExIds = CPUInfo[0];

    memset(CPUBrandString, 0, sizeof(CPUBrandString));

    for (unsigned int i = 0x80000000; i <= nExIds; ++i)
    {
        __cpuid(i, CPUInfo[0], CPUInfo[1], CPUInfo[2], CPUInfo[3]);

        if (i == 0x80000002)
            memcpy(CPUBrandString, CPUInfo, sizeof(CPUInfo));
        else if (i == 0x80000003)
            memcpy(CPUBrandString + 16, CPUInfo, sizeof(CPUInfo));
        else if (i == 0x80000004)
            memcpy(CPUBrandString + 32, CPUInfo, sizeof(CPUInfo));
    }

    cerr << "CPU Type: " << CPUBrandString << endl;
    // cout << CPUBrandString << endl;
    // stringstream ss;
    // ss << CPUBrandString;
    // string s = ss.str();
    // s.erase(std::remove_if(s.begin(), s.end(), ::isspace),
    //         s.end());
    // cout << s;
    const auto processor_count = std::thread::hardware_concurrency();
    cout << processor_count;
}

Subtask #1
0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -