Compilare: main.cpp: In function 'int main()': main.cpp:21:17: warning: unused variable 'k' [-Wunused-variable] 21 | int i,x,y,z,k,j,mini,a1,a2; | ^ main.cpp:21:21: warning: unused variable 'mini' [-Wunused-variable] 21 | int i,x,y,z,k,j,mini,a1,a2; | ^~~~ main.cpp:21:26: warning: unused variable 'a1' [-Wunused-variable] 21 | int i,x,y,z,k,j,mini,a1,a2; | ^~ main.cpp:21:29: warning: unused variable 'a2' [-Wunused-variable] 21 | int i,x,y,z,k,j,mini,a1,a2; | ^~