Compilare: main.cpp: In function 'int main()': main.cpp:16:12: warning: unused variable 'vmax' [-Wunused-variable] int n, vmax = 0, vmin = -10, k, dif = -1; ^~~~ main.cpp:16:22: warning: unused variable 'vmin' [-Wunused-variable] int n, vmax = 0, vmin = -10, k, dif = -1; ^~~~ main.cpp:16:34: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized] int n, vmax = 0, vmin = -10, k, dif = -1; ^