Compilare: main.cpp: In function 'int main()': main.cpp:11:9: warning: unused variable 'i' [-Wunused-variable] int i, j; ^ main.cpp:11:12: warning: unused variable 'j' [-Wunused-variable] int i, j; ^ main.cpp:12:22: warning: unused variable 'x' [-Wunused-variable] long long v, n, x[22], k = 0, s = 0, p = 1, u; ^ main.cpp:12:29: warning: unused variable 'k' [-Wunused-variable] long long v, n, x[22], k = 0, s = 0, p = 1, u; ^ main.cpp:12:43: warning: unused variable 'p' [-Wunused-variable] long long v, n, x[22], k = 0, s = 0, p = 1, u; ^