Compilare: main.cpp: In function 'int go(int)': main.cpp:22:38: warning: unused variable 'copie' [-Wunused-variable] int i, s1[20005], v1[20005], sum(0),copie ; ^~~~~ main.cpp:27:11: warning: 's1[1]' may be used uninitialized in this function [-Wmaybe-uninitialized] s1[1] -= start ; ^~~~~ main.cpp: In function 'void solve()': main.cpp:71:10: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] last -- ; ^