Eroare de compilare: user.cpp: In function ‘int cmmdc(int, int)’: user.cpp:10:19: error: lvalue required as left operand of assignment max_element(a,b)-=min_element(a,b); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:2: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of ‘_FIter std::max_element(_FIter, _FIter) [with _FIter = int]’: user.cpp:10:18: required from here /usr/include/c++/4.8/bits/stl_algo.h:6310:18: error: invalid type argument of unary ‘*’ (have ‘int’) if (*__result < *__first) ^ /usr/include/c++/4.8/bits/stl_algo.h:6310:6: error: invalid type argument of unary ‘*’ (have ‘int’) if (*__result < *__first) ^ /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of ‘_FIter std::min_element(_FIter, _FIter) [with _FIter = int]’: user.cpp:10:36: required from here /usr/include/c++/4.8/bits/stl_algo.h:6254:17: error: invalid type argument of unary ‘*’ (have ‘int’) if (*__first < *__result) ^ /usr/include/c++/4.8/bits/stl_algo.h:6254:6: error: invalid type argument of unary ‘*’ (have ‘int’) if (*__first < *__result) ^