/in/foo.cc: In function 'int main()':
/in/foo.cc:8:13: warning: comparison of constant '10' with boolean expression is always true [-Wbool-compare]
  if(-10^10<a<10^10&&-10^10<b<10^10){
         ~~~~^~~
/in/foo.cc:8:11: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(-10^10<a<10^10&&-10^10<b<10^10){
         ~~^~
/in/foo.cc:8:13: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
  if(-10^10<a<10^10&&-10^10<b<10^10){
         ~~~~^~~
/in/foo.cc:8:29: warning: comparison of constant '10' with boolean expression is always true [-Wbool-compare]
  if(-10^10<a<10^10&&-10^10<b<10^10){
                         ~~~~^~~
/in/foo.cc:8:27: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(-10^10<a<10^10&&-10^10<b<10^10){
                         ~~^~
/in/foo.cc:8:29: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
  if(-10^10<a<10^10&&-10^10<b<10^10){
                         ~~~~^~~