Submission #1302280

---

Source Code Expand

#include<iostream>
#include<string.h>
#include<ctype.h>
#include<string>
#include<math.h>
#define pi 3.141592653589
#include<iomanip>
using namespace std;
#include<algorithm>
#define rep(i,a,n) for(int i=a;i<n;i++)
#define INF 1e9
#define LINF 1e17
#define ll long long
#define MOD (int)(1e9+7)
 
 
 
int main(){
    
    int n,a[100];
    double sum=0;
    ll ans=0;
    
    cin>>n;
    rep(i,0,n){
        cin>>a[i];
        sum+=a[i];
    }
    sum=round(sum/n);
    rep(i,0,n){
        ans+=(a[i]-sum)*(a[i]-sum);
    }
    cout<<ans<<endl;
    
    return 0;
}

Submission Info

Judge Result