Compilare: main.cpp: In function 'int32_t main()': main.cpp:37:24: warning: unused variable 'ex' [-Wunused-variable] 37 | int k, x, sol, base, ex, r, part, nr, i; | ^~ main.cpp:37:28: warning: unused variable 'r' [-Wunused-variable] 37 | int k, x, sol, base, ex, r, part, nr, i; | ^ main.cpp:37:31: warning: unused variable 'part' [-Wunused-variable] 37 | int k, x, sol, base, ex, r, part, nr, i; | ^~~~