Compilare: main.cpp: In function 'void solve()': main.cpp:139:9: warning: variable 'x' set but not used [-Wunused-but-set-variable] 139 | int x = 0, y = 0, z = 0; | ^ main.cpp:139:16: warning: variable 'y' set but not used [-Wunused-but-set-variable] 139 | int x = 0, y = 0, z = 0; | ^ main.cpp:139:23: warning: variable 'z' set but not used [-Wunused-but-set-variable] 139 | int x = 0, y = 0, z = 0; | ^