Eroare de compilare: main.cpp:24:16: error: 'int index [100001]' redeclared as different kind of symbol int index[1 + N]; ^ 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 'void dfsChains(int, int)': main.cpp:29:15: error: invalid types '<unresolved overloaded function type>[int]' for array subscript index[node] = ++nr; ^ main.cpp: In function 'int main()': main.cpp:86:36: error: invalid types '<unresolved overloaded function type>[int]' for array subscript updatePos (1, 1, n, index[i], value[i]); ^ main.cpp:93:40: error: invalid types '<unresolved overloaded function type>[int]' for array subscript updatePos (1, 1, n, index[x], newValue); ^ main.cpp:102:68: error: invalid types '<unresolved overloaded function type>[int]' for array subscript ans = max (ans, queryRange (1, 1, n, index[chain[x]], index[x])); ^ main.cpp:102:78: error: invalid types '<unresolved overloaded function type>[int]' for array subscript ans = max (ans, queryRange (1, 1, n, index[chain[x]], index[x])); ^ main.cpp:107:57: error: invalid types '<unresolved overloaded function type>[int]' for array subscript ans = max (ans, queryRange (1, 1, n, index[x], index[y])); ^ main.cpp:107:67: error: invalid types '<unresolved overloaded function type>[int]' for array subscript ans = max (ans, queryRange (1, 1, n, index[x], index[y])); ^ main.cpp:66:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("heavypath.in", "r", stdin); ^ main.cpp:67:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("heavypath.out", "w", stdout); ^ Non zero exit status: 1