foo.cc: In function 'int main()':
foo.cc:7:9: warning: suggest parentheses around comparison in operand of '==' [-Wparentheses]
    7 |  while(a>1==1)
      |        ~^~
foo.cc:19:8: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized]
   19 |  cout<<b;
      |        ^

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