Eroare de compilare: user.c: In function ‘main’: user.c:13:49: error: expected ‘)’ before ‘;’ token fprintf(file2, "%lld", (abs(A-B)+1)*(abs(C-D)+1); ^ user.c:16:1: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘int’ [-Wformat=] } ^ user.c:16:1: error: expected ‘;’ before ‘}’ token user.c:12:7: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file1, "%lld %lld %lld %lld", &A, &B, &C, &D); ^