foo.cc: In function 'int main()':
foo.cc:7:36: error: 'x' was not declared in this scope
    7 |         cout<<printf("%8d %8d %8d",x,y,z);
      |                                    ^
foo.cc:7:38: error: 'y' was not declared in this scope
    7 |         cout<<printf("%8d %8d %8d",x,y,z);
      |                                      ^
foo.cc:7:40: error: 'z' was not declared in this scope
    7 |         cout<<printf("%8d %8d %8d",x,y,z);
      |                                        ^

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