Compilare: main.cpp: In function 'void solve()': main.cpp:31:21: warning: statement has no effect [-Wunused-value] for (ind; ind<marime2 && pozitii[nou[i-1]][ind]<pozitii[nou[i]][j]; ++ind); ^ main.cpp:21:9: warning: unused variable 'poz_init' [-Wunused-variable] int poz_init, poz_final, poz_actual; ^~~~~~~~ main.cpp:21:19: warning: unused variable 'poz_final' [-Wunused-variable] int poz_init, poz_final, poz_actual; ^~~~~~~~~ main.cpp:21:30: warning: unused variable 'poz_actual' [-Wunused-variable] int poz_init, poz_final, poz_actual; ^~~~~~~~~~ main.cpp:45:9: warning: unused variable 'marime_ultim' [-Wunused-variable] int marime_ultim=nou.size(); ^~~~~~~~~~~~