Compilare: main.cpp: In function 'int main()': main.cpp:154:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 154 | for(int i=0; i < rasp.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:153:14: warning: 'sj' may be used uninitialized in this function [-Wmaybe-uninitialized] 153 | euler(si, sj); | ~~~~~^~~~~~~~ main.cpp:153:14: warning: 'si' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:138:31: warning: 'dist' may be used uninitialized in this function [-Wmaybe-uninitialized] 138 | cout<<x<<" "<<y<<" "<<dist; | ^~~~ main.cpp:138:26: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized] 138 | cout<<x<<" "<<y<<" "<<dist; | ^~~ main.cpp:138:18: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized] 138 | cout<<x<<" "<<y<<" "<<dist; | ^~~