写了一段相关的代码，好久不写了

#include 
     
      #include 
      
       #include 
       
        using namespace std;int func(int a, int b) {    if (a < b) {        a = a ^ b;        b = a ^ b;        a = a ^ b;    }    while (b != 0) {        int c = a % b;        a = b;        b = c;    }    return a;}int func2(int a, int b) {    int c = func(a, b);    return c * (a/c) * (b/c);}int main() {    std::cout << "Hello, World!" << std::endl;    cout << func(33, 44) << endl;    cout << func2(33, 44) << endl;    return 0;}