#include using namespace std; #define inf INT_MAX #define INF LLONG_MAX #define ll long long #define ull unsigned long long #define M (int)(1e9+7) #define P pair #define FOR(i,m,n) for(int i=(int)m;i<(int)n;i++) #define RFOR(i,m,n) for(int i=(int)m;i>=(int)n;i--) #define rep(i,n) FOR(i,0,n) #define rrep(i,n) RFOR(i,n,0) #define all(a) a.begin(),a.end() const int vx[4] = {0,1,0,-1}; const int vy[4] = {1,0,-1,0}; #define F first #define S second #define PB push_back #define EB emplace_back #define int ll #define vi vector #define IP pair #define PI pair #define PP pair #define Yes(f){cout<<(f?"Yes":"No")< divisor(int n){ vector ret; for(int i=1;i*i<=n;i++){ if(n%i==0){ ret.PB(i); if(i*i!=n) ret.PB(n/i); } } sort(all(ret)); return ret; } signed main(){ cin.tie(0); ios::sync_with_stdio(false); cout<>n; vi a(n); int s=0; rep(i,n){ cin>>a[i]; s+=a[i]; } vi div = divisor(s); int ans=0; for(auto x:div){ int sum=0; int p=s/x; bool flag=true; rep(i,n){ sum+=a[i]; if(sum>p) flag=false; if(sum==p) sum=0; } if(flag) ans=x; } cout<