Compilare: user.cpp: In function ‘char* calcul_celula(char*)’: user.cpp:14:10: warning: address of local variable ‘sir’ returned [-Wreturn-local-addr] char sir[256]={0}; ^ user.cpp: In function ‘char* tabel(int, int)’: user.cpp:51:46: warning: variable ‘p1’ set but not used [-Wunused-but-set-variable] int i=0,lg=strlen(v[l][c]),st=0,dr=0,j=0,p1=0,p2=0; ^