1 #include <cstdio> 2 using namespace std; 3 int n,a[110],tot,res; 4 int check(int x) 5 { 6 if (x != 0) 7 return 1; 8 return 0; 9 } 10 int main() 11 { 12 scanf("%d",&n); 13 for (int i = 1;i <= n;i++) 14 { 15 scanf("%d",&a[i]); 16 tot += a[i]; 17 } 18 for (int i = 1;i <= n;i++) 19 { 20 a[i + 1] -= tot / n - a[i]; 21 res += check(tot / n - a[i]); 22 } 23 printf("%d ",res); 24 }