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

#define endl '\n'
#define rep(i, a, b) for(int i = (a); i <= (b); i++)
#define per(i, a, b) for(int i = (a); i >= (b); i--)
#define rept(i, a, ne) for(int i = (a); ~i ; i=ne[i])
#define debug(x) cout<<#x<<": "<<x<<endl
#define fi first
#define sec second
mt19937_64 rnd(chrono::steady_clock::now().time_since_epoch().count());
typedef long long LL;
typedef long double  LD;
typedef unsigned long long ULL;
typedef vector<int> VI;
typedef pair<int,int>PII;
const int N=1e5+10;
struct A
{
    LL x,y,z;

    bool operator<(const A& a)const
    {
        if(x>a.x)
        return 1;
        else if(x<a.x)
        return 0;
        return z>a.z;
    }
}a[N];
int nn;
void slove()
{
    nn++;
    LL n,k;
    cin>>n>>k;
    rep(i,1,n)
    {
        auto &[x,y,z]=a[i];
        cin>>x>>y>>z;
    }
    sort(a+1,a+1+n);

    

    
    
    LL nk=0;
    LL np=0;
    LL p=0;
    LL ans=0;
    rep(i,1,n)
    {
        auto [x,y,z]=a[i];
        
        // cout<<x<<' '<<y<<' '<<z;
        // cout<<endl;
        if(p==1&&z==1)
        y--,p=0;
        if(z==2)
        {
            LL num=min((k-nk)/z,y);
            if(num&&nk==0)
            np=x;
            y-=num;
            nk+=num*z;
            if(nk>=k-1)
            {
                if(nk==k-1)
                p=1;
                nk=0;

                ans+=np;
                np=0; 
                LL pnum=y/(k/z);
                ans+=pnum*x;
                y-=pnum*(k/z);
                if(y)
                {
                    np=x;
                    nk+=y*z;
                }
            }
        }
        else
        {
            LL num=min((k-nk)/z,y);
            if(num&&nk==0)
            np=x;
            y-=num;
            nk+=num*z;
            if(nk>=k)
            {
                nk=0;
                ans+=np;
                np=0; 
                LL pnum=y/(k/z);
                ans+=pnum*x;
                y-=pnum*(k/z);
                if(y)
                {
                    np=x;
                    nk+=y*z;
                }
            }
        }
        //  debug(nk);
        //  debug(ans);
        //  debug(p);
    }
   
    if(nk)ans+=np;
    cout<<ans<<endl;
}

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
//	cout << fixed << setprecision(9);
    int t=1;
	cin>>t;
    while(t--)
    {
        slove();
    }

    return 0;
}
//#pragma GCC optimize(2)