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Question #132 Difficulty: 1

According to the C++17 standard, what is the output of this program? 

    #include <iostream>
using namespace std;

int foo() {
  cout << 1;
  return 1;
}

void bar(int i = foo()) {}

int main() {
  bar();
  bar();
}

Hint:

When are default arguments evaluated?

Answer:

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