/in/ex1.c: In function 'main':
/in/ex1.c:15:20: error: format '%s' expects a matching 'char *' argument [-Werror=format=]
     while (scanf("%s")!=EOF){
                   ~^
/in/ex1.c:13:11: error: variable 'c' set but not used [-Werror=unused-but-set-variable]
     char* c[505];
           ^
cc1: all warnings being treated as errors