Compilare: main.cpp: In function 'int CB(int, std::vector<ask>&)': main.cpp:37:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(rez + pas < q.size() && q[rez + pas].l < x) ~~~~~~~~~~^~~~~~~~~~ main.cpp: In function 'void Solve(std::vector<int>&, std::vector<ask>, std::vector<int>&)': main.cpp:53:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < q.size(); i++) ~~^~~~~~~~~~ main.cpp:65:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 1; j < bound.size(); j++){ ~~^~~~~~~~~~~~~~ main.cpp: In function 'void Check(std::vector<int>&, std::vector<ask>&, std::vector<int>&)': main.cpp:133:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < q.size(); i++) ~~^~~~~~~~~~ main.cpp:135:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < v.size(); i++) ~~^~~~~~~~~~ main.cpp:137:81: warning: 'mod' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << '\n' << q[i].l << ' ' << q[i].r << '\n' << BRUT(q[i], v) << ' ' << ans[i]; ^~~ main.cpp:134:9: warning: 'mod' may be used uninitialized in this function [-Wmaybe-uninitialized] if(BRUT(q[i], v) != ans[i]){ ^~ main.cpp: In function 'int incl(ask, std::vector<std::map<int, int> >&, int)': main.cpp:49:12: warning: 'mod' may be used uninitialized in this function [-Wmaybe-uninitialized] return mod; ^~~ main.cpp: In function 'void Solve(std::vector<int>&, std::vector<ask>, std::vector<int>&)': main.cpp:86:45: warning: 'mod_suf' may be used uninitialized in this function [-Wmaybe-uninitialized] else if(suf[v[r]] == fq_suf && v[r] < mod_suf)