Compilare: main.cpp: In function 'int nxt(int)': main.cpp:27:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(nr[seg]==v[seg].size()-1) ~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:76:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i+v[2].size()>=k1 && (v[2].size()+v[4].size() >=s-k2)) ~~~~~~~~~~~~~^~~~ main.cpp:76:62: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i+v[2].size()>=k1 && (v[2].size()+v[4].size() >=s-k2)) ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~