#include #include #include int main(void){ using namespace std; int n=0, m=0,x[100000]; double ave=0.0,var=0.0,st=0.0,ans=0.0; cin >> n; for(int i=0;i> x[i]; ave += (double)x[i]; } cin >> m; ave = ave/(double)n; for(int i=0;i