Compilare: main.cpp: In function 'void formRMQ()': main.cpp:41:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<euler.size(); j++) ~^~~~~~~~~~~~~ main.cpp:43:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=1; (1<<j)<=euler.size(); j++) ~~~~~~^~~~~~~~~~~~~~ main.cpp:44:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i+(1<<j)<euler.size();i++) ~~~~~~~~^~~~~~~~~~~~~