Compilare: user.cpp: In function ‘void dijkstra()’: user.cpp:24:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i < g[nod].size(); ++i) ^ user.cpp:25:110: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(d[g[nod][i].first] > d[nod] + g[nod][i].second || d[g[nod][i].first] == d[nod] + g[nod][i].second && c[g[nod][i].first] > c[nod]) ^