/in/foo.cc: In function 'int main()':
/in/foo.cc:7:7: warning: suggest parentheses around comparison in operand of '==' [-Wparentheses]
    7 |   if(a==b==c==0){
      |      ~^~~
/in/foo.cc:7:10: warning: suggest parentheses around comparison in operand of '==' [-Wparentheses]
    7 |   if(a==b==c==0){
      |      ~~~~^~~