Eroare de compilare: user.cpp:8:17: error: ‘int exp [20]’ redeclared as different kind of symbol int v[20],exp[20],nrsol,l,i,j,c[20],sum1,sum2; ^ 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:101:1: error: previous declaration of ‘double exp(double)’ __MATHCALL (exp,, (_Mdouble_ __x)); ^ user.cpp: In function ‘void bt()’: user.cpp:24:39: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript if (p*v[i]<=b && c[i]+1<=exp[i]) ^ user.cpp: In function ‘int main()’: user.cpp:56:18: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript exp[i]++; ^