#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	int a[n];
	double tot=0;
	for(int i=1;i<=n;i++){
		cin>>a[i]; tot+=a[i];
		} tot/=(float)n;
		cout<<"AVE=";
		printf("%.1f",tot);
		cout<<endl;
		for(int i=1;i<=n;i++){
			if(a[i]>tot)
				cout<<i<<":"<<a[i]<<" ";
	}
	return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	int a[n];
	double tot=0;
	for(int i=1;i<=n;i++){
		cin>>a[i]; tot+=a[i];
		} tot/=(float)n;
		cout<<"AVE=";
		printf("%.1f",tot);
		cout<<endl;
		for(int i=1;i<=n;i++){
			if(a[i]>tot)
				cout<<i<<":"<<a[i]<<" ";
	}
	return 0;
}

b=float(sum)/m;
cout<<"AVE=";
printf("%.1f",b);
cout<<endl;

for(int k=0;k<m;k++){
	if(a[k]>b){
		cout<<k+1<<":"<<a[k]<<endl;
	}
	
}
return 0;

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	int a[n];
	double tot=0;
	for(int i=1;i<=n;i++){
		cin>>a[i]; tot+=a[i];
		} tot/=(float)n;
		cout<<"AVE=";
		printf("%.1f",tot);
		cout<<endl;
		for(int i=1;i<=n;i++){
			if(a[i]>tot)
				cout<<i<<":"<<a[i]<<" ";
	}
	return 0;
}