题解(大家快来看,看完点个赞)

这是一个肯定AC的题解

---

# include<iostream>
# include<cstdio>
using namespace std;

int a[1005];
int main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>a[i];
    }
    double ave = 0;
    double sum = 0;
    for(int i=1;i<=n;i++){
        sum+=a[i];
    }
    ave = sum/n;
    cout<<"AV=";
    printf("%.1f",ave);
    cout<<endl;
    for(int i=1;i<=n;i++){
        if(a[i]>ave){
            cout<<i<<":"<<a[i]<<" ";
        }
    }
    
    return 0;
}