#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll = long long;
template <class T>
using V = vector<T>;


ll solve(void){
    ll n, a, b;
    cin >> n >> a >> b;

    ll na = floor_sum(n / a + 1, 1, -a, n) - n;
    ll nb = floor_sum(n + 1, b, -1, n) - n / b;
    ll nab = floor_sum(n / a + 1, b, -a, n) - n / b;
    return (na + nb - 2 * nab);

}
int main(void){
    int t;
    cin >> t;
    while(t--){
        cout << solve() << endl;
    }
}