#include <bits/stdc++.h>
using namespace std;

int solve(vector<int>& a){
	int n = a.size();
	int totalSum = accumulate(a.begin(),a.end(),0);
	if(totalSum%2!=0)return 0;
	int lhs = 0;
	int c=0;
	for(int i=0;i<n-1;i++){
		lhs += a[i];
		if(lhs == totalSum/2)c++;
	}
	return c;
}

int main() {
	int n;
	cin>>n;
	
	vector<int>a(n);
	for(int i=0;i<n;i++){
		cin>>a[i];
	}
	
	cout << solve(a);
	return 0;
}