Compilare: main.cpp: In function 'int main()': main.cpp:36:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<eul.size(); ++i) ~^~~~~~~~~~~ main.cpp:21:40: warning: unused variable 'lg' [-Wunused-variable] long long xp,yp, Z,x,y,a,b,c,d,u,v,lg,p2; ^~ main.cpp:21:43: warning: unused variable 'p2' [-Wunused-variable] long long xp,yp, Z,x,y,a,b,c,d,u,v,lg,p2; ^~ main.cpp: In function 'void rmq()': main.cpp:82:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<eul.size(); ++i) ~^~~~~~~~~~~ main.cpp:84:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int p=2, i=1; p<eul.size(); ++i, p*=2) ~^~~~~~~~~~~ main.cpp:85:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int ind=1; ind<eul.size()-p+1; ++ind) ~~~^~~~~~~~~~~~~~~