Compilare: main.cpp: In function 'int main()': main.cpp:55:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(int i=0;i<ev.size();i++) | ~^~~~~~~~~~ main.cpp:64:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for(j=i;j<ev.size()&&ev[j].poz==timp;j++) | ~^~~~~~~~~~