CPP
cpp
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#include <iostream>
using namespace std;
struct test
{
int a;
test(int i) : a(i){}
void display()
{
cout << a << endl;
}
void updateNotOk()
{
auto lam = [=](){++a;};
lam();
}
};
int main()
{
test obj(2);
obj.display();
auto lam = [&](){cout << "Hi\n";
cout << ++obj.a << endl;
};
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