Eroare de compilare: main.cpp:9:11: error: conflicting declaration 'bool in [50]' bool in[50]; ^ main.cpp:5:10: note: previous declaration as 'std::ifstream in' ifstream in("calandrinon.in"); ^~ main.cpp: In function 'int main()': main.cpp:28:8: error: no match for 'operator[]' (operand types are 'std::ifstream {aka std::basic_ifstream<char>}' and 'int') if(in[i - 'a'] == 0) ^ main.cpp:32:7: error: no match for 'operator[]' (operand types are 'std::ifstream {aka std::basic_ifstream<char>}' and 'int') in[v[v.size() - 1] - 'a'] = 0; ^ main.cpp:37:6: error: no match for 'operator[]' (operand types are 'std::ifstream {aka std::basic_ifstream<char>}' and 'int') in[i - 'a'] = 1; ^ main.cpp:24:6: warning: unused variable 'k' [-Wunused-variable] int k = -1; ^ Non zero exit status: 1