Compilare: main.cpp: In function 'void drumuri()': main.cpp:47:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<ord.size(); ++i) ~^~~~~~~~~~~ main.cpp: In function 'void calc(trie*)': main.cpp:71:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0; j<aux->words.size(); ++j) ~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void drumuri()': main.cpp:49:31: warning: iteration 2 invokes undefined behavior [-Waggressive-loop-optimizations] if (ord[i]->next[j]!=0) ~~~~~~~~~~~~~~^ main.cpp:48:24: note: within this loop for (int j=0; j<=26; ++j) ~^~~~