Compilare: main.cpp: In function 'void solve()': main.cpp:57:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < Nr[q].size() - 1; i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp:72:30: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<cnt<<' '<<ma<<' '<<poz; ^