Rezumat problemă

Detalii

Problema	DistantaPunctDreapta	Operații I/O	distantapunctdreapta.in/distantapunctdreapta.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#50267267	Utilizator	Luca Radu (lucaradu16)
Fișier	distantapunctdreapta.cpp	Dimensiune	741 B
Data încărcării	02 Aprilie 2024, 20:03	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

distantapunctdreapta.cpp: In function 'int distanta(int, int, int, int)':
distantapunctdreapta.cpp:10:25: error: expression cannot be used as a function
     return (x2-x1)(x2-x1) + (y1-y2)*(y1-y2);

                         ^
distantapunctdreapta.cpp: At global scope:
distantapunctdreapta.cpp:12:17: error: 'int y1' redeclared as different kind of symbol
 int x1, x2, x3, y1, y2, y3, x4, y4, dist;

                 ^
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/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 distantapunctdreapta.cpp:1:
/usr/include/i386-linux-gnu/bits/mathcalls.h:241:1: error: previous declaration of 'double y1(double)'
 __MATHCALL (y1,, (_Mdouble_));
 ^
distantapunctdreapta.cpp: In function 'int main()':
distantapunctdreapta.cpp:17:9: error: cannot bind 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' lvalue to 'std::basic_istream<char>&&'
     fin >> x1 >> y1 >> x2 >> y2 >> x3 >> y3;

         ^
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from distantapunctdreapta.cpp:1:
/usr/include/c++/4.8/istream:872:5: error:   initializing argument 1 of 'std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = double(double)throw ()]'
     operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
     ^
distantapunctdreapta.cpp:19:39: error: 'det' was not declared in this scope
     int a = det(x1, y1, x2, y2, x3, y3);

                                       ^
distantapunctdreapta.cpp:21:25: error: 'h' was not declared in this scope
     double i = a / sqrt(h);

                         ^
distantapunctdreapta.cpp:22:36: error: 'setprecision' was not declared in this scope
     fout << fixed << setprecision(2) << (int)(h*100)/100.0;

                                    ^
distantapunctdreapta.cpp:21:12: warning: unused variable 'i' [-Wunused-variable]
     double i = a / sqrt(h);

            ^
distantapunctdreapta.cpp: In function 'int distanta(int, int, int, int)':
distantapunctdreapta.cpp:11:1: warning: control reaches end of non-void function [-Wreturn-type]
 }

 ^

Cum funcționează evaluarea?