Compilare: user.c: In function ‘main’: user.c:21:5: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘long int *’ [-Wformat=] fscanf(f,"%d %d",&x,&y); ^ user.c:21:5: warning: format ‘%d’ expects argument of type ‘int *’, but argument 4 has type ‘long int *’ [-Wformat=] user.c:48:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(g,"%d %d",k,n); ^ user.c:48:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘long int’ [-Wformat=] user.c:18:20: warning: unused variable ‘m’ [-Wunused-variable] long int n,i,j,m; ^ user.c:18:16: warning: unused variable ‘i’ [-Wunused-variable] long int n,i,j,m; ^ user.c:21:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&x,&y); ^