Eroare de compilare: user.cpp:24:15: error: missing template arguments before ‘a’ int cnp2(pair a <int, int> , pair b <int, int> ) ^ user.cpp:24:23: error: expected primary-expression before ‘int’ int cnp2(pair a <int, int> , pair b <int, int> ) ^ user.cpp:24:35: error: missing template arguments before ‘b’ int cnp2(pair a <int, int> , pair b <int, int> ) ^ user.cpp:24:43: error: expected primary-expression before ‘int’ int cnp2(pair a <int, int> , pair b <int, int> ) ^ user.cpp:24:48: error: expression list treated as compound expression in initializer [-fpermissive] int cnp2(pair a <int, int> , pair b <int, int> ) ^ user.cpp:25:1: error: expected ‘,’ or ‘;’ before ‘{’ token { ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:4: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of ‘void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::pair<int, int>*; _Compare = int]’: /usr/include/c++/4.8/bits/stl_algo.h:2250:70: required from ‘void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::pair<int, int>*; _Compare = int]’ /usr/include/c++/4.8/bits/stl_algo.h:5514:55: required from ‘void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = std::pair<int, int>*; _Compare = int]’ user.cpp:61:26: required from here /usr/include/c++/4.8/bits/stl_algo.h:2183:29: error: ‘__comp’ cannot be used as a function if (__comp(*__i, *__first)) ^ /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of ‘void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::pair<int, int>*; _Compare = int]’: /usr/include/c++/4.8/bits/stl_algo.h:5363:59: required from ‘void std::partial_sort(_RAIter, _RAIter, _RAIter, _Compare) [with _RAIter = std::pair<int, int>*; _Compare = int]’ /usr/include/c++/4.8/bits/stl_algo.h:2355:68: required from ‘void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = std::pair<int, int>*; _Size = int; _Compare = int]’ /usr/include/c++/4.8/bits/stl_algo.h:5513:44: required from ‘void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = std::pair<int, int>*; _Compare = int]’ user.cpp:61:26: required from here /usr/include/c++/4.8/bits/stl_algo.h:1972:27: error: ‘__comp’ cannot be used as a function if (__comp(*__i, *__first)) ^ /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of ‘void std::__move_median_first(_Iterator, _Iterator, _Iterator, _Compare) [with _Iterator = std::pair<int, int>*; _Compare = int]’: /usr/include/c++/4.8/bits/stl_algo.h:2318:68: required from ‘_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::pair<int, int>*; _Compare = int]’ /usr/include/c++/4.8/bits/stl_algo.h:2360:62: required from ‘void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = std::pair<int, int>*; _Size = int; _Compare = int]’ /usr/include/c++/4.8/bits/stl_algo.h:5513:44: required from ‘void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = std::pair<int, int>*; _Compare = int]’ user.cpp:61:26: required from here /usr/include/c++/4.8/bits/stl_algo.h:110:28: error: ‘__comp’ cannot be used as a function if (__comp(*__a, *__b)) ^ /usr/include/c++/4.8/bits/stl_algo.h:112:25: error: ‘__comp’ cannot be used as a function if (__comp(*__b, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:114:30: error: ‘__comp’ cannot be used as a function else if (__comp(*__a, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:117:33: error: ‘__comp’ cannot be used as a function