Compilare: user.c: In function ‘main’: user.c:56:9: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘char *’ [-Wformat=] fscanf(fin,"%d%d",&v[i].min,&v[i].max); ^ user.c:56:9: warning: format ‘%d’ expects argument of type ‘int *’, but argument 4 has type ‘char *’ [-Wformat=] user.c:54:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^ user.c:56:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&v[i].min,&v[i].max); ^