Compilare: user.cpp: In function ‘void getRMQ()’: user.cpp:34:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<euler.size(); i++) ^ user.cpp:37:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int b=1; (1<<b)<euler.size(); b++) ^ user.cpp:39:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<euler.size(); i++) ^ user.cpp: In function ‘int valMin(int, int)’: user.cpp:59:9: warning: unused variable ‘l’ [-Wunused-variable] int l=b-a+1; ^