Compilare: main.cpp: In function 'int main()': main.cpp:10:13: warning: unused variable 'j' [-Wunused-variable] 10 | int n,i,j,k,l,m,last,curr,x; | ^ main.cpp:10:15: warning: unused variable 'k' [-Wunused-variable] 10 | int n,i,j,k,l,m,last,curr,x; | ^ main.cpp:10:17: warning: unused variable 'l' [-Wunused-variable] 10 | int n,i,j,k,l,m,last,curr,x; | ^ main.cpp:10:21: warning: 'last' may be used uninitialized [-Wmaybe-uninitialized] 10 | int n,i,j,k,l,m,last,curr,x; | ^~~~