#include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; typedef long long int ll; typedef long double ld; #define FOR(i,l,r) for(ll i=l;i<r;i++) #define REP(i,n) FOR(i,0,n) #define RFOR(i,l,r) for(ll i=r-1;i>=l;i--) #define RREP(i,n) RFOR(i,0,n) #define ALL(x) x.begin(),x.end() #define PA pair<ll,ll> #define F first #define S second #define BS(A,x) binary_search(ALL(A),x) #define LB(A,x) (ll)(lower_bound(ALL(A),x)-A.begin()) #define UB(A,x) (ll)(upper_bound(ALL(A),x)-A.begin()) #define COU(A,x) (UB(A,x)-LB(A,x)) template<typename T>using min_priority_queue=priority_queue<T,vector<T>,greater<T>>; //using mint=modint1000000007; using mint=modint998244353; void chmax(ll&a,ll b){a=max(a,b);} void chmin(ll&a,ll b){a=min(a,b);} void print(vector<ll>&A){REP(i,A.size()){if(i)cout<<" ";cout<<A[i];}cout<<endl;} ld dist(ld x1,ld y1,ld x2,ld y2){return sqrtl((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));} int main(){ ll T;cin>>T; while(T--){ ll N,A,B;cin>>N>>A>>B; ll ans=0,a=N/A,b=N/B; ans=N*(a+b)-a*(a+1)/2*A-b*(b+1)/2*B; //cout<<" "<<ans<<endl; if(N>=A+B){ N-=A+B; ans-=floor_sum(N/A+1,B,-A,N+B); } cout<<ans<<endl; } return 0; }