Eroare de compilare: main.cpp:3:7: error: expected nested-name-specifier before 'namesace' using namesace std; ^~~~~~~~ main.cpp:5:1: error: 'vector' does not name a type vector<int> a[1002]; ^~~~~~ main.cpp: In function 'int bfs()': main.cpp:27:24: error: 'a' was not declared in this scope for(i = 0; i < a[x].size(); ++i) ^ main.cpp: In function 'void cale(int, int)': main.cpp:53:24: error: 'a' was not declared in this scope for(i = 0; i < a[x].size(); ++i) ^ main.cpp: In function 'int main()': main.cpp:66:1: error: 'ifstream' was not declared in this scope ifstream f("critice.in"); ^~~~~~~~ main.cpp:66:1: note: suggested alternative: In file included from /usr/include/c++/6/ios:38:0, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/c++/6/iosfwd:162:34: note: 'std::ifstream' typedef basic_ifstream<char> ifstream; ^~~~~~~~ main.cpp:67:1: error: 'ofstream' was not declared in this scope ofstream g("critice.out"); ^~~~~~~~ main.cpp:67:1: note: suggested alternative: In file included from /usr/include/c++/6/ios:38:0, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/c++/6/iosfwd:165:34: note: 'std::ofstream' typedef basic_ofstream<char> ofstream; ^~~~~~~~ main.cpp:70:6: error: invalid operands of types 'int [1002][1002]' and 'int' to binary 'operator>>' f>>N>>M; ~^~~ main.cpp:73:9: error: invalid operands of types 'int [1002][1002]' and 'int' to binary 'operator>>' f>>x>>y>>z; ~^~~ main.cpp:76:9: error: 'a' was not declared in this scope Non zero exit status: 1