#include<bits/stdc++.h> using namespace std; int a[101][101]; int main() { int m,p,b=0,c=0,n; double x,xx; for(int i=0;i<m;++i){ for(int j=0;j<n;++j){ cin>>a[i][j]; p=a[i][j]; if(p==1) b++; if(p==-1) c++;}} x=1.0*b/m/n; xx=1.0*c/m/n; cout<<x<<" "<<xx; return 0; }