Compilare: user.c: In function ‘main’: user.c:8:6: warning: passing argument 1 of ‘fgets’ makes pointer from integer without a cast [enabled by default] fgets(n,276997,f); ^ In file included from user.c:1:0: /usr/include/stdio.h:604:14: note: expected ‘char * restrict’ but argument is of type ‘int’ extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream) ^