#34536: 沒難度


yp11151246@yphs.tp.edu.tw (702-44)

School : 臺北市私立延平高級中學
ID : 196816
IP address : [203.72.178.1]
Last Login :
2023-05-09 13:21:54
a148. You Cannot Pass?! | From: [203.72.178.1] | Post Date : 2023-03-28 13:17

#include<iostream>
using namespace std;
main(){
double a,b;
while(cin>>a){
    double sum=0;
    for(int i=1;i<=a;i++){
        cin>>b;
            sum+=b;
    }
    sum/=a;
    if(sum>59) cout<<"no"<<endl;
    else cout<<"yes"<<endl;
}
}

 
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