Compilare: user.c: In function ‘main’: user.c:8:23: warning: variable ‘p2’ set but not used [-Wunused-but-set-variable] int n,k,suma,p,p1,p2,max,a,i; ^ user.c:8:20: warning: variable ‘p1’ set but not used [-Wunused-but-set-variable] int n,k,suma,p,p1,p2,max,a,i; ^ user.c:12:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d" , &n,&k); ^ user.c:16:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d" , &a); ^