/in/foo.cc: In function 'void fun(int, int)':
/in/foo.cc:9:1: error: expected ';' before 'printf'
 printf("%-2d",s[j]);
 ^~~~~~
/in/foo.cc:9:20: error: expected ')' before ';' token
 printf("%-2d",s[j]);
                    ^
/in/foo.cc: At global scope:
/in/foo.cc:22:11: error: '::main' must return 'int'
 void main()
           ^