Compilare: main.cpp: In function 'int main()': main.cpp:10:31: warning: variable 'sumpr' set but not used [-Wunused-but-set-variable] int a=1,b,sum=0,x,apr,bpr,sumpr,i,n,maxx=-999999,xmax=-999999,aa,bb; ^~~~~ main.cpp:38:43: warning: 'bb' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << xmax << " "<< aa << " "<< bb; ^ main.cpp:38:35: warning: 'aa' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << xmax << " "<< aa << " "<< bb; ^~~ main.cpp:42:48: warning: 'bpr' may be used uninitialized in this function [-Wmaybe-uninitialized] fout <<maxx << " "<<apr << " "<<bpr; ^ main.cpp:42:40: warning: 'apr' may be used uninitialized in this function [-Wmaybe-uninitialized] fout <<maxx << " "<<apr << " "<<bpr; ^~~ main.cpp:19:25: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized] if (sum < 0 && b!=0) { ~^~~