Compilare: main.cpp: In function 'bool Posibil(int)': main.cpp:12:18: warning: unused variable 'y' [-Wunused-variable] 12 | int i, j, x, y, k, x2, a2; | ^ main.cpp: In function 'void Refacere_solutie(int)': main.cpp:47:19: warning: unused variable 'y' [-Wunused-variable] 47 | int i, j, x, y, k, x2, a2; | ^ main.cpp:47:29: warning: variable 'a2' set but not used [-Wunused-but-set-variable] 47 | int i, j, x, y, k, x2, a2; | ^~