Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:30:32: error: call of overloaded ‘isinf(double&)’ is ambiguous if(isinf(pd) || isinf(val[k])){ ^ user.cpp:30:32: note: candidates are: In file included from /usr/include/features.h:357:0, from /usr/include/assert.h:37, from /usr/include/c++/4.8/cassert:43, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:33, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:203:1: note: int isinf(double) __MATHDECL_1 (int,isinf,, (_Mdouble_ __value)) __attribute__ ((__const__)); ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:41:0, from user.cpp:1: /usr/include/c++/4.8/cmath:608:3: note: constexpr bool std::isinf(long double) isinf(long double __x) ^ /usr/include/c++/4.8/cmath:604:3: note: constexpr bool std::isinf(double) isinf(double __x) ^ /usr/include/c++/4.8/cmath:600:3: note: constexpr bool std::isinf(float) isinf(float __x) ^ user.cpp:30:49: error: call of overloaded ‘isinf(double&)’ is ambiguous if(isinf(pd) || isinf(val[k])){ ^ user.cpp:30:49: note: candidates are: In file included from /usr/include/features.h:357:0, from /usr/include/assert.h:37, from /usr/include/c++/4.8/cassert:43, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:33, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:203:1: note: int isinf(double) __MATHDECL_1 (int,isinf,, (_Mdouble_ __value)) __attribute__ ((__const__)); ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:41:0, from user.cpp:1: /usr/include/c++/4.8/cmath:608:3: note: constexpr bool std::isinf(long double) isinf(long double __x) ^ /usr/include/c++/4.8/cmath:604:3: note: constexpr bool std::isinf(double) isinf(double __x) ^ /usr/include/c++/4.8/cmath:600:3: note: constexpr bool std::isinf(float) isinf(float __x) ^ user.cpp:31:36: error: call of overloaded ‘isinf(double&)’ is ambiguous if(isinf(pd) && isinf(val[k])){ ^