Eroare de compilare: user.cpp:14:21: error: ‘long long int pow [20][50]’ redeclared as different kind of symbol long long pow[20][50],A,B; ^ In file included from /usr/include/features.h:346:0, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/os_defines.h:39, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/c++config.h:420, from /usr/local/include/c++/4.8.0/iostream:38, from user.cpp:1: /usr/include/bits/mathcalls.h:154:1: error: previous declaration of ‘double pow(double, double)’ __MATHCALL (pow,, (_Mdouble_ __x, _Mdouble_ __y)); ^ user.cpp: In function ‘void bk(int, int, long long int)’: user.cpp:34:52: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript if( i < maxi[ c[nivel+1] ] && pow[ c[ nivel+1] ][ i ] <= B/nr ) ^ user.cpp:35:48: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript bk(sum+i,nivel+1,nr * pow [ c[nivel+1] ][ i ] ); ^ user.cpp: In function ‘void ciur()’: user.cpp:66:19: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript pow[sz][1]=prime[sz]; ^ user.cpp:68:31: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for(int i=2;pow[sz][i-1]<=B;++i){ ^ user.cpp:70:22: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript pow[sz][i]=pow[sz][i-1]*prime[sz]; ^ user.cpp:70:33: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript pow[sz][i]=pow[sz][i-1]*prime[sz]; ^ user.cpp: In function ‘int main()’: user.cpp:86:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v.size();++i) ^