Compilare: user.cpp: In function ‘int main(int, char**)’: user.cpp:11: warning: format ‘%d’ expects type ‘int*’, but argument 3 has type ‘long int*’ user.cpp:73: warning: format ‘%d’ expects type ‘int’, but argument 3 has type ‘long int’ user.cpp:73: warning: format ‘%d’ expects type ‘int’, but argument 4 has type ‘long int’ user.cpp:73: warning: format ‘%d’ expects type ‘int’, but argument 5 has type ‘long int’ user.cpp:8: warning: unused variable ‘j’ user.cpp:8: warning: unused variable ‘k’ user.cpp:11: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:17: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result