Compilare: main.cpp: In function 'int main()': main.cpp:31:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=t1.size();i<rez.size();i++) ~^~~~~~~~~~~ main.cpp:36:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=t2.size();i<rez.size();i++) ~^~~~~~~~~~~ main.cpp:42:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<rez.size();i++) ~^~~~~~~~~~~ main.cpp:91:21: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] int poz; ^~~