Compilare: main.cpp: In function 'int main()': main.cpp:35:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] fin>>s+1; ~^~ main.cpp:46:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] fin>>s+1; ~^~ main.cpp: In function 'std::vector<int> reuniune(std::vector<int>, std::vector<int>)': main.cpp:60:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < v.size() && j < w.size()){ ~~^~~~~~~~~~ main.cpp:60:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < v.size() && j < w.size()){ ~~^~~~~~~~~~ main.cpp:74:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (;i<v.size();i++) ~^~~~~~~~~ main.cpp:76:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (;j<w.size();j++) ~^~~~~~~~~ main.cpp: In function 'std::vector<int> intersectie(std::vector<int>, std::vector<int>)': main.cpp:85:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < v.size() && j < w.size()){ ~~^~~~~~~~~~ main.cpp:85:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < v.size() && j < w.size()){ ~~^~~~~~~~~~