#928
AriaTriunghi
Se dau coordonatele în plan a trei puncte. Să se afișeze valoarea ariei triunghiului pe care îl formează.
Problema | AriaTriunghi | Operații I/O |
ariatriunghi.in /ariatriunghi.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #49283032 | Utilizator | |
Fișier | ariatriunghi.cpp | Dimensiune | 622 B |
Data încărcării | 23 Februarie 2024, 19:24 | Scor / rezultat | Eroare de compilare |
ariatriunghi.cpp: In member function 'double Triangle::area()': ariatriunghi.cpp:21:80: error: call of overloaded 'abs(double)' is ambiguous return std::abs(0.5 * ((a.x - c.x) * (b.y - c.y) - (b.x - c.x) * (a.y - c.y))); ^ ariatriunghi.cpp:21:80: note: candidates are: In file included from /usr/include/c++/4.8/cstdlib:72:0, from /usr/include/c++/4.8/ext/string_conversions.h:41, from /usr/include/c++/4.8/bits/basic_string.h:2815, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from ariatriunghi.cpp:1: /usr/include/stdlib.h:775:12: note: int abs(int) extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; ^ In file included from /usr/include/c++/4.8/ext/string_conversions.h:41:0, from /usr/include/c++/4.8/bits/basic_string.h:2815, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from ariatriunghi.cpp:1: /usr/include/c++/4.8/cstdlib:166:3: note: long int std::abs(long int) abs(long __i) { return __builtin_labs(__i); } ^ /usr/include/c++/4.8/cstdlib:174:3: note: long long int std::abs(long long int) abs(long long __x) { return __builtin_llabs (__x); } ^ ariatriunghi.cpp:22:2: warning: control reaches end of non-void function [-Wreturn-type] } ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema AriaTriunghi face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.