Compilare: main.cpp: In function 'int main()': main.cpp:56:17: warning: unused variable 'k' [-Wunused-variable] 56 | int n,q,i,j,k,cnt,best,it,mi,a,b,r,pas,node,nxt,meh; | ^ main.cpp:56:31: warning: unused variable 'mi' [-Wunused-variable] 56 | int n,q,i,j,k,cnt,best,it,mi,a,b,r,pas,node,nxt,meh; | ^~ main.cpp:57:15: warning: variable 'sp' set but not used [-Wunused-but-set-variable] 57 | long long sp,least; | ^~