Compilare: main.cpp: In function 'int main()': main.cpp:4:19: warning: integer overflow in expression [-Woverflow] #define inf 250000*20000+1 ~~~~~~^~ main.cpp:22:16: note: in expansion of macro 'inf' d[i] = inf; ^~~ main.cpp:27:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[p].size();i++) ~^~~~~~~~~~~~ main.cpp:4:19: warning: integer overflow in expression [-Woverflow] #define inf 250000*20000+1 ~~~~~~^~ main.cpp:35:20: note: in expansion of macro 'inf' if(d[i] == inf) ^~~