Compilare: user.cpp: In function ‘int main()’: user.cpp:11:32: warning: unused variable ‘x’ [-Wunused-variable] int s=0,beg,end,ind,smax,i,x; ^ user.cpp:31:18: warning: ‘end’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<beg<<" "<<end<<" "<<smax; ^ user.cpp:31:8: warning: ‘beg’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<beg<<" "<<end<<" "<<smax; ^ user.cpp:25:23: warning: ‘ind’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(s>smax && i-ind+1>=k){ ^