Compilare: user.cpp: In function ‘void citire(int&, int&, int**&, char*)’: user.cpp:25:9: warning: unused variable ‘k’ [-Wunused-variable] int k=1; ^ user.cpp: In function ‘int main()’: user.cpp:56:25: warning: deprecated conversion from string constant to ‘char*’ [-Wwrite-strings] citire(n,m,a,"rj.in"); ^ user.cpp: In function ‘void citire(int&, int&, int**&, char*)’: user.cpp:14:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&n,&m); ^ user.cpp:23:43: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] for(i=0; i<=n; i++) fgets(aa[i],m+2,f); ^