Eroare de compilare: user.cpp:16:30: error: ‘long double y0 [300005]’ redeclared as different kind of symbol long double x0[maxN], y0[maxN], x1[maxN], y1[maxN]; ^ In file included from /usr/include/features.h:367:0, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/os_defines.h:39, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/c++config.h:482, from /usr/include/c++/5/bits/stl_algobase.h:59, from /usr/include/c++/5/vector:60, from user.cpp:4: /usr/include/bits/mathcalls.h:250:1: note: previous declaration ‘double y0(double)’ __MATHCALL (y0,, (_Mdouble_)); ^ user.cpp:16:50: error: ‘long double y1 [300005]’ redeclared as different kind of symbol long double x0[maxN], y0[maxN], x1[maxN], y1[maxN]; ^ In file included from /usr/include/features.h:367:0, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/os_defines.h:39, from /usr/include/x86_64-linux-gnu/c++/5/32/bits/c++config.h:482, from /usr/include/c++/5/bits/stl_algobase.h:59, from /usr/include/c++/5/vector:60, from user.cpp:4: /usr/include/bits/mathcalls.h:251:1: note: previous declaration ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘void SolveCircle()’: user.cpp:32:30: warning: pointer to a function used in arithmetic [-Wpointer-arith] long double a2 = y - y0[i]; ^ user.cpp:32:30: error: invalid operands of types ‘long double’ and ‘double(double) throw ()’ to binary ‘operator-’ user.cpp:34:26: warning: pointer to a function used in arithmetic [-Wpointer-arith] long double d2 = y1[i] - y0[i]; ^ user.cpp:34:34: warning: pointer to a function used in arithmetic [-Wpointer-arith] long double d2 = y1[i] - y0[i]; ^ user.cpp:34:34: error: ISO C++ forbids using pointer to a function in subtraction [-fpermissive] user.cpp:45:46: warning: pointer to a function used in arithmetic [-Wpointer-arith] if(r * r + eps > Dist(x, y, x0[i], y0[i])) { ^ user.cpp:45:47: error: cannot convert ‘double (*)(double) throw ()’ to ‘long double’ for argument ‘4’ to ‘long double Dist(long double, long double, long double, long double)’ if(r * r + eps > Dist(x, y, x0[i], y0[i])) { ^ user.cpp: In function ‘int main()’: user.cpp:73:25: warning: pointer to a function used in arithmetic [-Wpointer-arith] fin >> x0[i] >> y0[i] >> x1[i] >> y1[i] >> cost[i]; ^ user.cpp:73:18: error: no match for ‘operator>>’ (operand types are ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ and ‘double(double) throw ()’) fin >> x0[i] >> y0[i] >> x1[i] >> y1[i] >> cost[i]; ^ In file included from /usr/include/c++/5/fstream:38:0,