Eroare de compilare: main.cpp:9:15: error: 'file' was not declared in this scope ifstream fin (file+".in"); ^~~~ main.cpp:10:16: error: 'file' was not declared in this scope ofstream fout (file+".out"); ^~~~ main.cpp: In function 'int main()': main.cpp:60:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < k.size(); ++i) ~~^~~~~~~~~~ main.cpp:61:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < k.size(); ++j) ~~^~~~~~~~~~ main.cpp:68:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int last = 0; last < k.size(); ++last) ~~~~~^~~~~~~~~~ main.cpp:70:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < k.size(); ++j) ~~^~~~~~~~~~ Non zero exit status: 1