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Task 23
Parameters
Parameters are copies of the arguments you pass.
Task
What happens to the caller's variable when a parameter is a plain int?
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What you start with
#include <iostream>
using namespace std;
int add_five(int n) {
n = n + 5;
return n;
}
int main() {
int fee = 9000;
cout << add_five(fee) << endl;
cout << fee << endl;
return 0;
}
C++
1 automatic check Section 3 · Functions
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Hint
Ask yourself: What happens to the caller's variable when a parameter is a plain int?