Compilare: user.cpp: In function ‘int main()’: user.cpp:99:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (j < AFT.size() && i < DEC.size()) ^ user.cpp:99:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (j < AFT.size() && i < DEC.size()) ^ user.cpp:101:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i < DEC.size() && G[DEC[i]].t_dec <= G[AFT[j]].t_aft) ^ user.cpp:106:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (j<AFT.size()) ^ user.cpp:112:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int k = i; k < DEC.size(); ++k) ^ user.cpp:114:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int k = j; k < AFT.size(); ++k) ^ user.cpp:119:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (j < inter1.size() && i < QUE.size()) ^ user.cpp:119:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (j < inter1.size() && i < QUE.size()) ^ user.cpp:127:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i < QUE.size() && QUE_DAT[QUE[i]].c < time) ^ user.cpp:132:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (j<inter1.size()) ^ user.cpp:138:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int k = j; k < inter1.size(); ++k) ^ user.cpp:140:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int k = i; k < QUE.size(); ++k) ^ user.cpp:145:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < inter2.size(); ++i) ^ user.cpp:154:60: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < Prices[G[inter2[i].node].dest].size(); ++j) ^ user.cpp:166:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < QUE.size(); ++i) ^