Eroare de compilare: user.c: In function ‘main’: user.c:22:28: error: expected ‘;’ before ‘)’ token fprintf(file2, "%d", X)); ^ user.c:22:28: error: expected statement before ‘)’ token user.c:25:5: warning: implicit declaration of function ‘abs’ [-Wimplicit-function-declaration] fprintf(file2, "%d", cmmdc(abs(A-B), X)); ^ user.c:19:7: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file1, "%d %d %d", &A, &B, &X); ^