Eroare de compilare: main.cpp:14:26: error: 'std::map<std::pair<int, int>, int> index' redeclared as different kind of symbol map<pair<int, int>, int> index; ^~~~~ In file included from /usr/include/c++/6/cstring:42:0, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:48, from main.cpp:1: /usr/include/string.h:477:1: note: previous declaration 'const char* index(const char*, int)' index (const char *__s, int __c) __THROW ^~~~~ main.cpp: In function 'int main()': main.cpp:29:21: error: invalid types '<unresolved overloaded function type>[<brace-enclosed initializer list>]' for array subscript index[{x, y}] = i; ^ main.cpp:30:21: error: invalid types '<unresolved overloaded function type>[<brace-enclosed initializer list>]' for array subscript index[{y, x}] = i; ^ main.cpp: In function 'void find_cycles(int)': main.cpp:79:44: error: invalid types '<unresolved overloaded function type>[<brace-enclosed initializer list>]' for array subscript sol[index[{stk.top(), cont}]] = stk.top(); ^ Non zero exit status: 1