C++ :
#include<bits/stdc++.h> using namespace std; long long n,k,a[100]; int main() { scanf("%d",&n); for(int i=0;i<n;i++) scanf("%d",&a[i]); sort(a,a+n); for(int i=1;i<n-1;i++) k+=a[i]; printf("%.2f",k*1.0/(n-2)); return 0; }
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