Compilare: main.cpp: In function 'int main()': main.cpp:404:9: warning: unused variable 'm' [-Wunused-variable] 404 | int n, m, u, v, weight; | ^ main.cpp:404:12: warning: unused variable 'u' [-Wunused-variable] 404 | int n, m, u, v, weight; | ^ main.cpp:404:15: warning: unused variable 'v' [-Wunused-variable] 404 | int n, m, u, v, weight; | ^