Eroare de compilare: user.cpp: In function ‘void read(int&)’: user.cpp:24:18: error: cannot convert ‘fpos_t {aka _G_fpos_t}’ to ‘int’ in initialization int l,val1,val2=END; ^ user.cpp:27:6: error: cannot convert ‘fpos_t {aka _G_fpos_t}’ to ‘int’ in assignment val1=t; ^ user.cpp:29:22: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(ch>'9'||ch<'0'&&val1>=val2) ^ user.cpp:33:7: error: cannot convert ‘fpos_t {aka _G_fpos_t}’ to ‘int’ in assignment val1=t; ^ user.cpp:36:6: error: no match for ‘operator<’ (operand types are ‘fpos_t {aka _G_fpos_t}’ and ‘fpos_t {aka _G_fpos_t}’) if(t<END) ^ user.cpp:36:6: note: candidates are: In file included from /usr/include/c++/4.8/utility:70:0, from /usr/include/c++/4.8/algorithm:60, from user.cpp:2: /usr/include/c++/4.8/bits/stl_pair.h:220:5: note: template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&) operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) ^ /usr/include/c++/4.8/bits/stl_pair.h:220:5: note: template argument deduction/substitution failed: user.cpp:36:7: note: ‘fpos_t {aka _G_fpos_t}’ is not derived from ‘const std::pair<_T1, _T2>’ if(t<END) ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/algorithm:61, from user.cpp:2: /usr/include/c++/4.8/bits/stl_iterator.h:297:5: note: template<class _Iterator> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&) operator<(const reverse_iterator<_Iterator>& __x, ^ /usr/include/c++/4.8/bits/stl_iterator.h:297:5: note: template argument deduction/substitution failed: user.cpp:36:7: note: ‘fpos_t {aka _G_fpos_t}’ is not derived from ‘const std::reverse_iterator<_Iterator>’ if(t<END) ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/algorithm:61, from user.cpp:2: /usr/include/c++/4.8/bits/stl_iterator.h:347:5: note: template<class _IteratorL, class _IteratorR> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&) operator<(const reverse_iterator<_IteratorL>& __x, ^ /usr/include/c++/4.8/bits/stl_iterator.h:347:5: note: template argument deduction/substitution failed: user.cpp:36:7: note: ‘fpos_t {aka _G_fpos_t}’ is not derived from ‘const std::reverse_iterator<_Iterator>’ if(t<END) ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/algorithm:61, from user.cpp:2: