Compilare: user.cpp: In function ‘void rezolvare(char*, int&, int&)’: user.cpp:34:19: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] cuv[k]=NULL; ^ user.cpp:38:25: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] cuv[k-1]=NULL; ^ user.cpp: In function ‘int main()’: user.cpp:77:11: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] *p=NULL; ^ user.cpp:70:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &n); ^ user.cpp:74:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%s", s1); ^