Compilare: user.cpp: In function ‘int main()’: user.cpp:10:9: warning: unused variable ‘maxa’ [-Wunused-variable] int maxa=0,maxb=0,i,n,s=0,x=0,w,z; ^ user.cpp:10:16: warning: unused variable ‘maxb’ [-Wunused-variable] int maxa=0,maxb=0,i,n,s=0,x=0,w,z; ^ user.cpp:10:31: warning: unused variable ‘x’ [-Wunused-variable] int maxa=0,maxb=0,i,n,s=0,x=0,w,z; ^ user.cpp:10:35: warning: unused variable ‘w’ [-Wunused-variable] int maxa=0,maxb=0,i,n,s=0,x=0,w,z; ^ user.cpp:10:37: warning: unused variable ‘z’ [-Wunused-variable] int maxa=0,maxb=0,i,n,s=0,x=0,w,z; ^