Compilare: main.cpp: In function 'int main()': main.cpp:14:15: warning: unused variable 'j' [-Wunused-variable] 14 | int n, i, j ,k; | ^ main.cpp:14:18: warning: unused variable 'k' [-Wunused-variable] 14 | int n, i, j ,k; | ^ main.cpp:16:20: warning: unused variable 'curr' [-Wunused-variable] 16 | int last, poz, curr, nxt; | ^~~~ main.cpp:36:21: warning: 'last' may be used uninitialized [-Wmaybe-uninitialized] 36 | cout << last << '\n'; | ^~~~ main.cpp:16:9: note: 'last' was declared here 16 | int last, poz, curr, nxt; | ^~~~