/in/foo.cc: In function 'int main()':
/in/foo.cc:8:17: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
     if(year%4==0&&year%100!=0||year%400==0)
        ~~~~~~~~~^~~~~~~~~~~~~
/in/foo.cc: At global scope:
/in/foo.cc:15:1: error: 'efrjkeuheuhehereuireruierer' does not name a type
 efrjkeuheuhehereuireruierer
 ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/in/foo.cc:23:13: error: 'g' does not name a type
   rtty5gtyy;g rg 
             ^