foo.cc: In function 'int main()':
foo.cc:13:23: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized]
   13 |         cout<<x<<" "<<y;
      |                       ^
foo.cc:13:18: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized]
   13 |         cout<<x<<" "<<y;
      |                  ^~~

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