Compilare: user.c: In function ‘main’: user.c:73: warning: format ‘%d’ expects type ‘int’, but argument 3 has type ‘long long int’ user.c:8: warning: unused variable ‘mc’ user.c:8: warning: unused variable ‘ml’ user.c:7: warning: unused variable ‘c’ user.c:7: warning: unused variable ‘l’ user.c:13: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result