Eroare de compilare: user.c: In function ‘main’: user.c:15:31: warning: variable ‘rez’ set but not used [-Wunused-but-set-variable] int i, k, j = 3, h, g, b, rez; ^ user.c: At top level: user.c:75:5: warning: data definition has no type or storage class f1 = fopen("prim.out", "wb"); ^ user.c:75:5: warning: type defaults to ‘int’ in declaration of ‘f1’ [-Wimplicit-int] user.c:75:5: error: conflicting types for ‘f1’ user.c:74:12: note: previous declaration of ‘f1’ was here FILE * f1; ^ user.c:75:10: warning: initialization makes integer from pointer without a cast [-Wint-conversion] f1 = fopen("prim.out", "wb"); ^ user.c:75:10: error: initializer element is not constant user.c:76:12: error: expected declaration specifiers or ‘...’ before ‘&’ token fwrite(&rez,sizeof(int),1, f1); ^ user.c:76:17: error: expected declaration specifiers or ‘...’ before ‘sizeof’ fwrite(&rez,sizeof(int),1, f1); ^ user.c:76:29: error: expected declaration specifiers or ‘...’ before numeric constant fwrite(&rez,sizeof(int),1, f1); ^ user.c:76:32: error: expected declaration specifiers or ‘...’ before ‘f1’ fwrite(&rez,sizeof(int),1, f1); ^ user.c:77:5: warning: data definition has no type or storage class fclose(f1); ^ user.c:77:5: warning: type defaults to ‘int’ in declaration of ‘fclose’ [-Wimplicit-int] user.c:77:5: warning: parameter names (without types) in function declaration user.c:78:5: error: expected identifier or ‘(’ before ‘return’ return 0; ^ user.c:79:1: error: expected identifier or ‘(’ before ‘}’ token } ^ user.c: In function ‘main’: user.c:17:5: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result] fread(&k,sizeof(k),1,f); ^