How do I perform addition in C++?

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#include <iostream>using namespace std;int main() { int a,b,c; cout<<"Enter a value"; cin>>a; cout<<"Enter b value"; cin>>b; c=a+b; cout<<c; return 0;}
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solve Physics and math question in shortcut way

sum = num1 + num2; cout << "The sum of the two numbers is: " << sum; return 0; }
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