Compilare: main.cpp: In function 'void citire()': main.cpp:14:9: warning: unused variable 'x' [-Wunused-variable] 14 | int x, y, cost; | ^ main.cpp:14:12: warning: unused variable 'y' [-Wunused-variable] 14 | int x, y, cost; | ^ main.cpp:14:15: warning: unused variable 'cost' [-Wunused-variable] 14 | int x, y, cost; | ^~~~