Compilare: main.cpp: In function 'int main()': main.cpp:185:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Coord>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 185 | for(int i=0;i<portale.size();i++) | ~^~~~~~~~~~~~~~~ main.cpp:199:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Coord>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 199 | for(int i=0;i<portale.size();i++) | ~^~~~~~~~~~~~~~~ main.cpp:218:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Coord>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 218 | for(int i=0;i<portale.size();i++) | ~^~~~~~~~~~~~~~~ main.cpp:112:9: warning: unused variable 'coloana' [-Wunused-variable] 112 | int coloana=0; | ^~~~~~~ main.cpp:184:9: warning: unused variable 'poz_portal_maxim2' [-Wunused-variable] 184 | int poz_portal_maxim2; | ^~~~~~~~~~~~~~~~~ main.cpp:232:40: warning: 'nod_minim_coloana' may be used uninitialized in this function [-Wmaybe-uninitialized] 232 | vecin.coloana=nod_minim_coloana+dir[i][1]; | ~~~~~~~~~~~~~~~~~^~~~~~~~~~ main.cpp:231:36: warning: 'nod_minim_linie' may be used uninitialized in this function [-Wmaybe-uninitialized] 231 | vecin.linie=nod_minim_linie+dir[i][0]; | ~~~~~~~~~~~~~~~^~~~~~~~~~ main.cpp:220:64: warning: 'poz_portal_maxim' may be used uninitialized in this function [-Wmaybe-uninitialized] 220 | if(minim>=direct[portale[i].linie][portale[i].coloana] && i!=poz_portal_maxim) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:198:9: warning: 'y_final' may be used uninitialized in this function [-Wmaybe-uninitialized] 198 | int rasp=direct[iesire.linie][iesire.coloana]; | ^~~~ main.cpp:198:9: warning: 'x_final' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:148:20: warning: 'y_inceput' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | inceput.coloana=y_inceput; | ~~~~~~~~~~~~~~~^~~~~~~~~~ main.cpp:147:18: warning: 'x_inceput' may be used uninitialized in this function [-Wmaybe-uninitialized] 147 | inceput.linie=x_inceput; | ~~~~~~~~~~~~~^~~~~~~~~~