Eroare de compilare: user.cpp:11:29: error: ‘int y1’ redeclared as different kind of symbol int n, m, d, nrmax, x1, x2, y1, y2; ^ 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:243:1: error: previous declaration of ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘void Solve2()’: user.cpp:100:20: error: assignment of function ‘double y1(double)’ y1 = j - d / 2; ^ user.cpp:100:20: error: cannot convert ‘int’ to ‘double(double)throw ()’ in assignment user.cpp:107:26: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] if (y1 < 1) ^ user.cpp:108:24: error: assignment of function ‘double y1(double)’ y1 = 1; ^ user.cpp:108:24: error: cannot convert ‘int’ to ‘double(double)throw ()’ in assignment user.cpp:116:34: error: invalid conversion from ‘double (*)(double)throw ()’ to ‘int’ [-fpermissive] for (int q = y1; q <= y2; q++) ^