Compilare: user.cpp: In function 'void df1(long int)': user.cpp:17: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void df2(long int, long int)': user.cpp:57: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:72: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:75: warning: format '%d' expects type 'int', but argument 2 has type 'long int' user.cpp:81: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:84: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:84: warning: format '%d' expects type 'int*', but argument 3 has type 'long int*' user.cpp:84: warning: format '%d' expects type 'int*', but argument 4 has type 'long int*' user.cpp:101: warning: format '%d' expects type 'int', but argument 2 has type 'long int'