Compilare: main.cpp: In function 'void solve()': main.cpp:32:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (dq.size() >= L) { ~~~~~~~~~~^~~~ main.cpp:35:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (dq.size() >= L) { ~~~~~~~~~~^~~~ main.cpp:42:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (dq.size() > R) ~~~~~~~~~~^~~ main.cpp:26:15: warning: unused variable 'z' [-Wunused-variable] double x, y, z; ^