Compilare: main.cpp: In member function 'void RMQ::Build()': main.cpp:25:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp: In function 'int main()': main.cpp:49:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:56:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:62:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:66:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:76:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:85:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:90:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:93:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:99:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] main.cpp:101:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]