#include<iostream> using namespace std; int main() { int n,s,sum,ave,max,min,i; while(cin>>n) { if(n==0) break; cin>>s; sum=max=min=s; for(i=1;i<n;i++) { cin>>s; sum+=s; if(max<s) max=s; else if(min>s) min=s; } ave=(sum-max-min)/(n-2); cout<<ave<<endl; } return 0; }

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