cuvant.cpp: In function `void citire()': cuvant.cpp:47: warning: assignment to non-pointer type `char' from NULL cuvant.cpp:47: warning: argument to non-pointer type `char' from NULL cuvant.cpp: In function `void genperm(int)': cuvant.cpp:127: warning: assignment to non-pointer type `char' from NULL cuvant.cpp:127: warning: argument to non-pointer type `char' from NULL cuvant.cpp:133: warning: assignment to non-pointer type `char' from NULL cuvant.cpp:133: warning: argument to non-pointer type `char' from NULL cuvant.cpp:114: warning: unused variable `char aux' cuvant.cpp:149:2: warning: no newline at end of file