Eroare de compilare: user.c:7:1: warning: data definition has no type or storage class [enabled by default] fp = fopen("fractii.in","r+"); ^ user.c:7:1: warning: type defaults to ‘int’ in declaration of ‘fp’ [enabled by default] user.c:7:1: error: conflicting types for ‘fp’ user.c:5:8: note: previous declaration of ‘fp’ was here FILE * fp; ^ user.c:7:6: warning: initialization makes integer from pointer without a cast [enabled by default] fp = fopen("fractii.in","r+"); ^ user.c:7:1: error: initializer element is not constant fp = fopen("fractii.in","r+"); ^ user.c:8:1: warning: data definition has no type or storage class [enabled by default] fp2 = fopen("fractii.out","w+"); ^ user.c:8:1: warning: type defaults to ‘int’ in declaration of ‘fp2’ [enabled by default] user.c:8:1: error: conflicting types for ‘fp2’ user.c:6:8: note: previous declaration of ‘fp2’ was here FILE * fp2; ^ user.c:8:7: warning: initialization makes integer from pointer without a cast [enabled by default] fp2 = fopen("fractii.out","w+"); ^ user.c:8:1: error: initializer element is not constant fp2 = fopen("fractii.out","w+"); ^ user.c: In function ‘main’: user.c:14:5: warning: passing argument 1 of ‘fscanf’ makes pointer from integer without a cast [enabled by default] fscanf(fp,"%d",&N); ^ In file included from /usr/include/features.h:357:0, from /usr/include/stdio.h:28, from user.c:1: /usr/include/stdio.h:449:12: note: expected ‘struct FILE * restrict’ but argument is of type ‘int’ extern int __REDIRECT (fscanf, (FILE *__restrict __stream, ^ user.c:27:5: warning: passing argument 1 of ‘fprintf’ makes pointer from integer without a cast [enabled by default] fprintf(fp2,"%d",r); ^ In file included from /usr/include/stdio.h:934:0, from user.c:1: /usr/include/i386-linux-gnu/bits/stdio2.h:96:1: note: expected ‘struct FILE * restrict’ but argument is of type ‘int’ fprintf (FILE *__restrict __stream, __const char *__restrict __fmt, ...) ^ user.c:27:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(fp2,"%d",r); ^ user.c:14:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]