Compilare: user.cpp: In function ‘int main()’: user.cpp:9:13: warning: unused variable ‘count’ [-Wunused-variable] int n,i,count=0,s=0,s2=0,s3=0; ^ user.cpp:9:21: warning: unused variable ‘s’ [-Wunused-variable] int n,i,count=0,s=0,s2=0,s3=0; ^ user.cpp:9:25: warning: unused variable ‘s2’ [-Wunused-variable] int n,i,count=0,s=0,s2=0,s3=0; ^ user.cpp:9:30: warning: unused variable ‘s3’ [-Wunused-variable] int n,i,count=0,s=0,s2=0,s3=0; ^