Rezumat problemă

expatr

#2600

Scrieți un program care citește de la tastatură un număr natural a și care afișează partea întreagă a valorii expresiei \( {{3 \cdot \left(a^2+a^4 \right)} \over {a^2+a^4 + \sqrt {a^2+a^4} }} + \sqrt {a^2+a^4} \).

Consola Marius Nicoli (mariusn) Nicoli Marius ușoară

Clasa 9 Elemente de baza ale limbajului Operatori și expresii

Rezolvă

Detalii

Problema	expatr	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#54673035	Utilizator	Foltic Carisa-Alexandra (Carisa)
Fișier	expatr.cpp	Dimensiune	270 B
Data încărcării	05 Decembrie 2024, 09:34	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

expatr.cpp: In function 'int main()':
expatr.cpp:10:27: warning: left operand of comma operator has no effect [-Wunused-value]
     b=(3*(pow(a,2)+pow((a,4))/(pow(a,2))+(pow(a,4)+sqrt((pow(a,2))+(pow(a,4))))+sqrt((pow(a,2))+pow(a,4)));

                           ^
expatr.cpp:10:29: error: no matching function for call to 'pow(int)'
     b=(3*(pow(a,2)+pow((a,4))/(pow(a,2))+(pow(a,4)+sqrt((pow(a,2))+(pow(a,4))))+sqrt((pow(a,2))+pow(a,4)));

                             ^
expatr.cpp:10:29: note: candidates are:
In file included from /usr/include/features.h:374:0,
                 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:426,
                 from /usr/include/c++/4.8/cmath:41,
                 from expatr.cpp:1:
/usr/include/i386-linux-gnu/bits/mathcalls.h:153:1: note: double pow(double, double)
 __MATHCALL (pow,, (_Mdouble_ __x, _Mdouble_ __y));
 ^
/usr/include/i386-linux-gnu/bits/mathcalls.h:153:1: note:   candidate expects 2 arguments, 1 provided
In file included from expatr.cpp:1:0:
/usr/include/c++/4.8/cmath:434:5: note: template<class _Tp, class _Up> constexpr typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::pow(_Tp, _Up)
     pow(_Tp __x, _Up __y)
     ^
/usr/include/c++/4.8/cmath:434:5: note:   template argument deduction/substitution failed:
expatr.cpp:10:29: note:   candidate expects 2 arguments, 1 provided
     b=(3*(pow(a,2)+pow((a,4))/(pow(a,2))+(pow(a,4)+sqrt((pow(a,2))+(pow(a,4))))+sqrt((pow(a,2))+pow(a,4)));

                             ^
In file included from expatr.cpp:1:0:
/usr/include/c++/4.8/cmath:411:3: note: constexpr long double std::pow(long double, long double)
   pow(long double __x, long double __y)
   ^
/usr/include/c++/4.8/cmath:411:3: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/4.8/cmath:407:3: note: constexpr float std::pow(float, float)
   pow(float __x, float __y)
   ^
/usr/include/c++/4.8/cmath:407:3: note:   candidate expects 2 arguments, 1 provided
expatr.cpp:10:107: error: expected ')' before ';' token
     b=(3*(pow(a,2)+pow((a,4))/(pow(a,2))+(pow(a,4)+sqrt((pow(a,2))+(pow(a,4))))+sqrt((pow(a,2))+pow(a,4)));

                                                                                                           ^

Cum funcționează evaluarea?