Compilare: user.cpp: In function ‘void dfs_dp(int, int)’: user.cpp:49:12: warning: unused variable ‘other’ [-Wunused-variable] int i, other, cfg_up, cfg_down, cfg; ^ user.cpp: In function ‘bool solve()’: user.cpp:82:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < adj[i].size(); j++) { ^ user.cpp:83:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k = 0; k < adj[i].size(); k++) { ^ user.cpp:72:33: warning: unused variable ‘_this’ [-Wunused-variable] int i, other, cfg, cfg_cpl, _this; ^