foo.cc: In function 'int main()':
foo.cc:33:24: warning: 'y' may be used uninitialized [-Wmaybe-uninitialized]
   33 |         cout<< x<<" "<<y;
      |                        ^
foo.cc:29:13: note: 'y' was declared here
   29 |         int y;
      |             ^

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