Compilare: main.cpp: In function 'int main()': main.cpp:45:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < diff.size(); i++) ~~^~~~~~~~~~~~~ main.cpp:49:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < v.size(); i++) { ~~^~~~~~~~~~ main.cpp:50:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (j < diff.size() && diff[j] <= v[i].first) ~~^~~~~~~~~~~~~ main.cpp:54:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j != diff.size()) { ~~^~~~~~~~~~~~~~ main.cpp:56:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j < diff.size()) ~~^~~~~~~~~~~~~ main.cpp:58:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j< diff.size() && diff[poz - 1] > v[i].first && v[i].second - j + 1 > 1) ~^~~~~~~~~~~~~ main.cpp:64:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j < diff.size()) { ~~^~~~~~~~~~~~~