Compilare: main.cpp: In function 'void adaugare_primul_cuv(trie*, char*, int)': main.cpp:25:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(poz == strlen(c)) ~~~~^~~~~~~~~~~~ main.cpp: In function 'void adaugare_restul_cuvintelor(trie*, char*, int)': main.cpp:47:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(poz == strlen(c)) ~~~~^~~~~~~~~~~~ main.cpp: In function 'void stergere(trie*, char*, int)': main.cpp:58:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(poz == strlen(c)) ~~~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:81:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i<strlen(sir);i++) ~^~~~~~~~~~~~ main.cpp:89:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0;j<strlen(sir);j++) ~^~~~~~~~~~~~ main.cpp:99:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0;j<strlen(sir);j++) ~^~~~~~~~~~~~