/in/foo.cc: In function 'int main()':
/in/foo.cc:24:13: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   if (e >= a&&e >= c || g<=a&&g<=c || f>=b&&f>=d || h <= b&&h <= d)
       ~~~~~~^~~~~~~~
/in/foo.cc:24:43: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   if (e >= a&&e >= c || g<=a&&g<=c || f>=b&&f>=d || h <= b&&h <= d)
                                       ~~~~^~~~~~
/in/foo.cc:24:59: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   if (e >= a&&e >= c || g<=a&&g<=c || f>=b&&f>=d || h <= b&&h <= d)
                                                     ~~~~~~^~~~~~~~