Compilare: main.cpp: In function 'int main()': main.cpp:56:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for(int i=0;i<ev.size();) | ~^~~~~~~~~~ main.cpp:65:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for(j=i;j<ev.size()&&ev[j].poz==timp;j++) | ~^~~~~~~~~~