/in/foo.cc: In function 'int main()':
/in/foo.cc:18:21: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   18 |         if(sum1>=11 && sum1-2>=sum2 || sum2>=11 && sum2-2>=sum1){
      |            ~~~~~~~~~^~~~~~~~~~~~~~~
/in/foo.cc:31:21: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   31 |         if(sum1>=21 && sum1-2>=sum2 || sum2>=21 && sum2-2>=sum1){
      |            ~~~~~~~~~^~~~~~~~~~~~~~~