Eroare de compilare: main.cpp: In function 'void Calc(ll)': main.cpp:24:39: error: 'Pow' was not declared in this scope imod[i] = Pow(fact[i], mod - 2); ^ main.cpp: In function 'll combinari(ll, ll)': main.cpp:31:41: error: expected ')' before ';' token sol = (1LL * fact[a] * imod[b] % mod; ^ main.cpp:32:37: error: 'inv_mod' was not declared in this scope sol = (1LL * sol * inv_mod(a - b)) % mod; ^ main.cpp: In function 'int main()': main.cpp:42:21: error: invalid types 'll {aka long long int}[int]' for array subscript if ((n[i] - '0') % 4 == 0) ^ Non zero exit status: 1