Eroare de compilare: main.cpp:8:11: error: 'long long int random' redeclared as different kind of symbol long long random; ^~~~~~ In file included from /usr/include/c++/6/cstdlib:75:0, from /usr/include/c++/6/ext/string_conversions.h:41, from /usr/include/c++/6/bits/basic_string.h:5420, from /usr/include/c++/6/string:52, from /usr/include/c++/6/bits/locale_classes.h:40, from /usr/include/c++/6/bits/ios_base.h:41, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/ostream:38, from /usr/include/c++/6/iostream:39, from main.cpp:1: /usr/include/stdlib.h:321:17: note: previous declaration 'long int random()' extern long int random (void) __THROW; ^~~~~~ main.cpp: In function 'int main()': main.cpp:30:28: error: assignment of function 'long int random()' random = (C*B+D*A)%E; ^ main.cpp:30:28: error: cannot convert 'long long int' to 'long int() throw ()' in assignment main.cpp:32:11: error: invalid conversion from 'long int (*)() throw ()' to 'long long int' [-fpermissive] B=random; ^~~~~~ Non zero exit status: 1