test.cc: In function ‘int main()’:
test.cc:27: error: ‘Age’ was not declared in this scope
test.cc:40: error: ‘f’ was not declared in this scope
test.cc:53: error: ‘m’ was not declared in this scope
test.cc:62: error: ‘f’ was not declared in this scope
test.cc:62: error: ‘y’ was not declared in this scope