Compilare: user.c: In function ‘main’: user.c:24:5: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 3 has type ‘int’ [-Wformat=] fprintf(g,"%ld %ld",puta,putb); ^ user.c:24:5: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 4 has type ‘int’ [-Wformat=] user.c:6:18: warning: unused variable ‘j’ [-Wunused-variable] long int n,i,j,x,y; ^ user.c:6:16: warning: unused variable ‘i’ [-Wunused-variable] long int n,i,j,x,y; ^ user.c:6:14: warning: unused variable ‘n’ [-Wunused-variable] long int n,i,j,x,y; ^ user.c:9:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%ld %ld",&x,&y); ^