Compilare: main.cpp: In function 'void Solve(int)': main.cpp:33:9: warning: unused variable 'i' [-Wunused-variable] int i; ^ main.cpp: In function 'int main()': main.cpp:75:67: warning: 'secondStart' may be used uninitialized in this function [-Wmaybe-uninitialized] cout << answer << "\n" << firstStart << " " << secondStart << "\n"; ^~~~ main.cpp:75:45: warning: 'firstStart' may be used uninitialized in this function [-Wmaybe-uninitialized] cout << answer << "\n" << firstStart << " " << secondStart << "\n"; ^~~