Eroare de compilare: main.cpp: In function 'int cautare(int)': main.cpp:14:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < a[key].size(); j++) { ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int inserare(int)': main.cpp:28:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int stergere(int)': main.cpp:33:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < a[key].size(); j++) { ~~^~~~~~~~~~~~~~~ main.cpp:36:16: error: 'class std::vector<int>' has no member named 'pop' a[key].pop(); ^~~ main.cpp:41:13: error: a function-definition is not allowed here before '{' token int main () { ^ main.cpp:55:1: error: expected '}' at end of input } ^ main.cpp:55:1: warning: no return statement in function returning non-void [-Wreturn-type] Non zero exit status: 1