#include <stdio.h>
#include <math.h>
#include <stdlib.h>
int compare(const void *a,const void *b) {
return *(const int *)a-*(const int *)b;
}
int main() {
int t;
int num[300001];
scanf("%d",&t);
if (t==0){
printf("0");
return 0;
}
for(int i=0;i<t;i++) {
scanf("%d",&num[i]);
}
qsort(num,t,sizeof(int),compare);
int cut=(int)round(t*0.15);
float sum=0;
for(int i=cut; i<t-cut; i++) {
sum+=num[i];
}
printf("%d",(int)round(sum/(t-2*cut)));
return 0;
}
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