#include <iostream>
#include <algorithm>
#include <iomanip>
#include <vector>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <tuple>
#include <cmath>
#include <numeric>
#include <functional>
#include <cassert>
#include <atcoder/math>

#define debug_value(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << #x << "=" << x << endl;
#define debug(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << x << endl;

template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }

using namespace std;
typedef long long ll;

template<typename T>
vector<vector<T>> vec2d(int n, int m, T v){
    return vector<vector<T>>(n, vector<T>(m, v));
}

template<typename T>
vector<vector<vector<T>>> vec3d(int n, int m, int k, T v){
    return vector<vector<vector<T>>>(n, vector<vector<T>>(m, vector<T>(k, v)));
}

template<typename T>
void print_vector(vector<T> v, char delimiter=' '){
    if(v.empty()) {
        cout << endl;
        return;
    }
    for(int i = 0; i+1 < v.size(); i++) cout << v[i] << delimiter;
    cout << v.back() << endl;
}

// calc ceil(a/b) 
template<typename T>
T ceil_div(T a, T b){
    return (a+b-1)/b;
}

ll sub_solve(ll n, ll a, ll b){
    ll r = ceil_div(n, a);
    // debug_value(r)
    ll ans = 0;
    return atcoder::floor_sum(r, b, -a, n)+r;
    // for(int x = 0; x < r; x++) {
    //     ans += (n-a*x)/b+1;
    // }
    // return ans;
}

void solve(){
    ll n, a, b; cin >> n >> a >> b;
    // debug_value(r)
    ll ans = sub_solve(n, 1, b) + sub_solve(n, a, 1) - sub_solve(n, a, b);
    ans -= n*2;
    cout << ans << endl;
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout << setprecision(10) << fixed;
    int t; cin >> t;
    while(t--) solve();
}