Compilare: user.c: In function ‘main’: user.c:8:15: warning: unused variable ‘j’ [-Wunused-variable] int n,m,i,j,pozitie,nr1=0,nr2=0,nr3=0,c1,c2,c3; ^ user.c:13:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&m); ^ user.c:16:16: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] {fscanf(f,"%d",&comenzi[i]); ^