Compilare: main.cpp: In function 'double DistV(punct, punct, punct)': main.cpp:37:12: warning: unused variable 'dist' [-Wunused-variable] 37 | double dist; | ^~~~ main.cpp:38:9: warning: unused variable 'x' [-Wunused-variable] 38 | int x, y, yi; | ^ main.cpp:38:12: warning: unused variable 'y' [-Wunused-variable] 38 | int x, y, yi; | ^ main.cpp: In function 'double DistO(punct, punct, punct)': main.cpp:53:12: warning: unused variable 'dist' [-Wunused-variable] 53 | double dist; | ^~~~ main.cpp: In function 'void DFS(int)': main.cpp:121:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 121 | for(int i = 0; i < L[nod].size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'void c1()': main.cpp:134:9: warning: unused variable 'i' [-Wunused-variable] 134 | int i; | ^