CPP
cpp
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#include <iostream>
#include <thread>
using namespace std;
void incrementVal(int& i)
{
++i;
cout << "Value of in function is " << i << endl;
}
int main()
{
{
int x = 10;
cout << "From main thread , X = " << x << endl;
incrementVal(x);
cout << "From main thread post function call, X = " << x << endl;
}
cout << endl << endl;
{
int x = 10;
cout << "From main thread , X = " << x << endl;
thread t(incrementVal,ref(x));
t.join();
cout << "From main thread post thread execution, X = " << x << endl;
}
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OUTPUT
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