Eroare de compilare: user.cpp:5:21: error: expected primary-expression before ‘long’ long long power( a,long long b) ^ user.cpp:5:33: error: expression list treated as compound expression in initializer [-fpermissive] long long power( a,long long b) ^ user.cpp:6:1: error: expected ‘,’ or ‘;’ before ‘{’ token { ^ user.cpp: In function ‘long long int sumi(long long int, long long int, long long int)’: user.cpp:16:54: error: ‘power’ cannot be used as a function return min(sumi(ind+1,sum+a[ind]*power(2,mtda),mtda+1),sumi(ind+1,sum+b[ind]*power(2,mtda),mtda)); ^ user.cpp:16:98: error: ‘power’ cannot be used as a function return min(sumi(ind+1,sum+a[ind]*power(2,mtda),mtda+1),sumi(ind+1,sum+b[ind]*power(2,mtda),mtda)); ^ user.cpp:18:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:21:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("hacker3.in","r",stdin); ^ user.cpp:22:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("hacker3.out","w",stdout); ^