/in/foo.cc:6:10: error: stray '#' in program
 return 0;#include<iostream.h>
          ^
/in/foo.cc:4:5: error: expected unqualified-id before 'while'
     while(++i<10)
     ^~~~~
/in/foo.cc:6:1: error: expected unqualified-id before 'return'
 return 0;#include<iostream.h>
 ^~~~~~
/in/foo.cc:6:11: error: 'include' does not name a type; did you mean '__has_include'?
 return 0;#include<iostream.h>
           ^~~~~~~
           __has_include
/in/foo.cc: In function 'int main()':
/in/foo.cc:19:9: warning: unused variable 'v' [-Wunused-variable]
     int v[]={0,1,2,3,4,5,6,7,8,9};
         ^