Eroare de compilare: user.cpp:5:26: error: ‘int pow [20]’ redeclared as different kind of symbol int i,n,m,k,a[155],pow[20],sol[155][32780],j; ^ In file included from /usr/include/features.h:357:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/os_defines.h:39, from /usr/include/i386-linux-gnu/c++/4.8/bits/c++config.h:420, from /usr/include/c++/4.8/iosfwd:38, from /usr/include/c++/4.8/ios:38, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:155:1: error: previous declaration of ‘double pow(double, double)’ __MATHCALL (pow,, (_Mdouble_ __x, _Mdouble_ __y)); ^ user.cpp: In function ‘int main()’: user.cpp:27:10: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript pow[0]=1; ^ user.cpp:28:32: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for (i=1; i<=18; ++i) pow[i]=2*pow[i-1]; ^ user.cpp:28:43: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for (i=1; i<=18; ++i) pow[i]=2*pow[i-1]; ^ user.cpp:46:83: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript if ( ((a[i]&j)==0) && ((a[i-1]&j)==0) ) sol[i][j]=cont[j]+sol[i-1][pow[m]-j-1]; ^