Compilare: main.cpp: In function 'void makeAints()': main.cpp:75:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < paths.size(); i++) ~~^~~~~~~~~~~~~~ main.cpp: In function 'void addToNode(int, int)': main.cpp:100:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = loc; i < aints[aint].size(); i += lsb(i)) ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:209:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < paths.size(); i++) ~~^~~~~~~~~~~~~~ main.cpp:210:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < paths[i].size(); j++) ~~^~~~~~~~~~~~~~~~~