/in/foo.cc:4:1: error: expected ';' before 'int'
 int main(){
 ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:8:12: warning: comparison with string literal results in unspecified behaviour [-Waddress]
   if(a[1]=="R")cout<<"Paper";
            ^
/in/foo.cc:8:12: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
/in/foo.cc:9:17: warning: comparison with string literal results in unspecified behaviour [-Waddress]
   else if(a[1]=="P")cout<<"Scissors";
                 ^
/in/foo.cc:9:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]