Compilare: user.cpp: In function ‘int main()’: user.cpp:7:11: warning: unused variable ‘big’ [-Wunused-variable] int i,big,k,j,biggest,m,c=0,g,lgmax,x,last,lg; ^ user.cpp:7:17: warning: unused variable ‘j’ [-Wunused-variable] int i,big,k,j,biggest,m,c=0,g,lgmax,x,last,lg; ^ user.cpp:7:19: warning: unused variable ‘biggest’ [-Wunused-variable] int i,big,k,j,biggest,m,c=0,g,lgmax,x,last,lg; ^ user.cpp:7:27: warning: unused variable ‘m’ [-Wunused-variable] int i,big,k,j,biggest,m,c=0,g,lgmax,x,last,lg; ^ user.cpp:7:29: warning: unused variable ‘c’ [-Wunused-variable] int i,big,k,j,biggest,m,c=0,g,lgmax,x,last,lg; ^ user.cpp:7:33: warning: unused variable ‘g’ [-Wunused-variable] int i,big,k,j,biggest,m,c=0,g,lgmax,x,last,lg; ^ user.cpp:15:13: warning: ‘lg’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(lg>=lgmax) ^