Compilare: main.cpp: In function 'int main()': main.cpp:10:21: warning: unused variable 'i' [-Wunused-variable] int n, sum = 0, i, a, j, k, ii, best = -999, start; ^ main.cpp:10:30: warning: unused variable 'k' [-Wunused-variable] int n, sum = 0, i, a, j, k, ii, best = -999, start; ^ main.cpp:26:34: warning: 'ii' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << best << ' ' << ii << ' ' << j; ^~~ main.cpp:26:42: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << best << ' ' << ii << ' ' << j; ^