Eroare de compilare: main.cpp:21:21: error: 'int index [71][71]' redeclared as different kind of symbol int index[NMAX][NMAX]; ^ 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 displayAdd()': main.cpp:96:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < ans.size(); i++) ~~^~~~~~~~~~~~ main.cpp:100:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < ans.size(); i++){ ~~^~~~~~~~~~~~ main.cpp: In function 'void displayDelete()': main.cpp:115:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < fDelete.size(); i++){ ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void intro()': main.cpp:128:20: error: invalid types '<unresolved overloaded function type>[int]' for array subscript index[i][j] = (i - 1) * M + j; ^ main.cpp:129:22: error: invalid types '<unresolved overloaded function type>[int]' for array subscript v[index[i][j]] = {i, j}; ^ main.cpp:130:26: error: invalid types '<unresolved overloaded function type>[int]' for array subscript exist[index[i][j]] = true; ^ main.cpp:135:30: error: invalid types '<unresolved overloaded function type>[int]' for array subscript edges[index[i][j]].push_back(index[i][j + 1]); ^ main.cpp:135:53: error: invalid types '<unresolved overloaded function type>[int]' for array subscript edges[index[i][j]].push_back(index[i][j + 1]); ^ main.cpp:137:30: error: invalid types '<unresolved overloaded function type>[int]' for array subscript edges[index[i][j]].push_back(index[i + 1][j]); ^ main.cpp:137:57: error: invalid types '<unresolved overloaded function type>[int]' for array subscript edges[index[i][j]].push_back(index[i + 1][j]); ^ main.cpp: In function 'int main()': main.cpp:158:26: error: invalid types '<unresolved overloaded function type>[int]' for array subscript exist[index[x][y]] = false; ^ main.cpp:159:31: error: invalid types '<unresolved overloaded function type>[int]' for array subscript if(!change[index[x][y]]) ^ main.cpp:161:27: error: invalid types '<unresolved overloaded function type>[int]' for array subscript Non zero exit status: 1