Compilare: main.cpp: In function 'void dfslca(int, int)': main.cpp:33:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int h = 0 ;h < g[node].size() ; h++){ ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void dfsaib(int, int)': main.cpp:84:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int h = 0 ; h < g[node].size() ; h++){ ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void addpath(int, int, int)': main.cpp:130:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int h = 0 ; h < sol.size() ; h++) { ~~^~~~~~~~~~~~