Compilare: main.cpp: In function 'int cb(int, int)': main.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 14 | for(step=1;step<L[l].size();step<<=1); | ~~~~^~~~~~~~~~~~ main.cpp:16:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | if(i+step<L[l].size()&&L[l][i+step]<=poz) | ~~~~~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:35:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 35 | for(i=1;i<=n;i++) | ^~~ main.cpp:48:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 48 | fout<<sol/6; | ^~~~