Compilare: user.cpp: In function 'void DF(long int, long int)': user.cpp:26: warning: comparison between signed and unsigned integer expressions user.cpp:36: warning: comparison between signed and unsigned integer expressions user.cpp:40: warning: comparison between signed and unsigned integer expressions user.cpp:47: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void fnsh(long int, long int, long int)': user.cpp:63: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:103: warning: comparison between signed and unsigned integer expressions user.cpp:129: warning: comparison between signed and unsigned integer expressions user.cpp:133: warning: format '%ld' expects type 'long int', but argument 2 has type 'int' user.cpp:133: warning: format '%ld' expects type 'long int', but argument 3 has type 'int'