1982C.cpp

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

#define endl '\n'
#define ll long long
#define pb push_back
#define ff first
#define ss second
#define f(x,n) for(ll i = x ; i<n ; i++) 
#define all(x) x.begin(),x.end()  

void solve() {
    ll n,a,b;
    cin>>n>>a>>b;
    vector<int>arr(n);
    for(ll i = 0; i<n; i++){
        cin>>arr[i];
    }
    ll l = 0, ans = 0, sum = 0;
    for(ll r = 0; r<n; r++){
        sum+=arr[r];
        while(sum>b && l<=r){
            sum-=arr[l];
            l++;
        }
        if(sum>=a && sum<=b){
            ans++;
            sum = 0;
            l = r+1;
        }
    }
    cout<<ans<<endl;
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

#ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif

    int tc;
    cin >> tc;
    while (tc--) {
        solve();
    }

    return 0;
}