1 // 2 //  main.cpp 3 //  Luogu 4 // 5 //  Created by wanghan on 16/9/11. 6 //  Copyright © 2016年 wanghan. All rights reserved. 7 // 8  9 #include<iostream>10 #include<cstdio>11 #include<cstring>12 #include<algorithm>13 #include<cmath>14 #include<string>15 #include<cctype>16 #include<vector>17 #include<stack>18 #include<queue>19 #include<map>20 #include<set>21 #include<deque>22 #include<cmath>23 using namespace std;24 const int maxn=110;25 long long a[maxn];26 int n;27 int main(int argc, const char * argv[]) {28     while(cin>>n)29     {30         long long ans=0;31         for(int i=1;i<=n;i++){32             cin>>a[i];33             ans+=a[i];34         }35         long long cnt=ans/n;36         int tt=0;37         long long num=0;38         for(int i=1;i<=n;i++)39         {40             num+=a[i];41             if(num!=i*cnt) tt++;42         }43         cout<<tt<<endl;44     }45     return 0;46 }