Compilare: user.cpp: In function ‘int main(int, const char**)’: user.cpp:13:20: warning: overflow in implicit constant conversion [-Woverflow] int bestSum = -2e10, sum = 0, begin, end, idx; ^ user.cpp:31:47: warning: ‘end’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout << bestSum << ' ' << begin << ' ' << end << '\n'; ^ user.cpp:31:31: warning: ‘begin’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout << bestSum << ' ' << begin << ' ' << end << '\n'; ^