Compilare: user.cpp: In function ‘int calculeaza_elemente_mai_mici(int)’: user.cpp:58:17: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] k-=(k^(k-1)&k); ^ user.cpp: In function ‘void adauga_la_aib(int)’: user.cpp:67:25: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] pos+=pos^(pos-1)&pos; ^ user.cpp: In function ‘void bktr(int)’: user.cpp:178:12: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (valid(k)) if (k==n) afisare(); ^ user.cpp: In function ‘int pos(int)’: user.cpp:50:1: warning: control reaches end of non-void function [-Wreturn-type] } ^