Submission #1857275

---

Source Code Expand

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

#define rep(i,n) for(i=0;i<(n);i++)
#define For(i,a,b) for(i=(a);i<(b);i++)
typedef long long ll;

int main(){
	int i,j,k;
	int n,s,t,w;
	vector<int> a;
	int c=0;

	cin >> n >> s >> t;
	a.resize(n);
	rep(i,n) cin >> a[i];

	if(s<=a[0] && a[0]<=t) c++;
	For(i,1,n){
		a[i]=a[i-1]+a[i];
		if(s<=a[i] && a[i]<=t) c++;
	}

	//p(i,n) cout << a[i] << endl;

	cout << c << endl;

	return 0;
}

Submission Info

Judge Result