Compilare: user.c: In function ‘Date’: user.c:11:9: warning: unused variable ‘max_gutui’ [-Wunused-variable] int max_gutui,i; ^ user.c: In function ‘scrieDate’: user.c:24:6: warning: passing argument 1 of ‘fprintf’ from incompatible pointer type [enabled by default] fprintf("%d",s); ^ In file included from user.c:1:0: /usr/include/stdio.h:333:12: note: expected ‘struct FILE * restrict’ but argument is of type ‘char *’ extern int fprintf (FILE *__restrict __stream, ^ user.c:24:6: warning: passing argument 2 of ‘fprintf’ makes pointer from integer without a cast [enabled by default] fprintf("%d",s); ^ In file included from user.c:1:0: /usr/include/stdio.h:333:12: note: expected ‘const char * restrict’ but argument is of type ‘int’ extern int fprintf (FILE *__restrict __stream, ^