Error(s):

source_file.c:3:12: error: expected ';' at end of declaration
    int var@ = 8;
           ^
           ;
source_file.c:4:5: warning: implicitly declaring library function 'printf' with type 'int (const char *, ...)' [-Wimplicit-function-declaration]
    printf("%d\n",var@);
    ^
source_file.c:4:5: note: include the header <stdio.h> or explicitly provide a declaration for 'printf'
source_file.c:4:22: error: expected ')'
    printf("%d\n",var@);
                     ^
source_file.c:4:11: note: to match this '('
    printf("%d\n",var@);
          ^
1 warning and 2 errors generated.