Compilare: user.cpp: In function ‘void generare()’: user.cpp:10:20: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] int maxim = 0 - 1 << 30; ^ user.cpp:11:42: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] int start, end, start_neg=-1,sum_neg=0-1<<30; ^ user.cpp:33:30: warning: ‘end’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << start << " " << end; ^ user.cpp:33:11: warning: ‘start’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << start << " " << end; ^