Compilare: main.cpp: In function 'void dijkstra2(int)': main.cpp:91:10: warning: unused variable 'visited' [-Wunused-variable] bool visited[10010] = { 0 }; ^~~~~~~ main.cpp: In function 'void HamiltonianCicle2()': main.cpp:143:57: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] C[i][j] = min(C[i][j], C[i - (1 << j-1)][k] + Cost[k][j]); ~^~ main.cpp: In function 'int main()': main.cpp:178:15: warning: unused variable 'solution' [-Wunused-variable] long long solution = 1000000000; ^~~~~~~~