Compilare: main.cpp: In function 'int cuplaj(int)': main.cpp:13:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<A[nod].size();i++){ ~^~~~~~~~~~~~~~ main.cpp:22:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<A[nod].size();i++){ ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:37:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<strlen(s);j++) ~^~~~~~~~~~ main.cpp:40:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(s[j]!=' '&&j<strlen(s)){ ~^~~~~~~~~~