📄 hour04_2.cpp
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#include <iostream>
int main()
{
int a;
a = a + 1;
// Put your cursor on the plus sign above and press F1.
// The information provided should be helpful!
std::cout << "result is " << a << std::endl;
return 0;
// Try the same thing on the keyword "return" above.
// Remember that the help facility is your friend!!!
}
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