/in/foo.cc: In function 'int main()':
/in/foo.cc:37:42: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   37 |                                 if(i>>j&1==1)
      |                                         ~^~~
/in/foo.cc:41:28: error: expected primary-expression before ')' token
   41 |                         if() ans++;
      |                            ^