Eroare de compilare: user.cpp: In function ‘long long int pow(long long int, long long int)’: user.cpp:14:45: error: ‘power’ was not declared in this scope else if(p%2 == 0) return (power(x*x, p/2))%mod; ^ user.cpp:15:53: error: ‘power’ was not declared in this scope else if(p%2 == 1) return (x * power(x*x, (p-1)/2))%mod; ^ user.cpp: In function ‘int main()’: user.cpp:23:18: error: ‘power’ was not declared in this scope x = power(x,p); ^