#include<bits/stdc++.h>
namespace my_std{
    using namespace std;
    #define pii pair<int,int>
    #define fir first
    #define sec second
    #define MP make_pair
    #define rep(i,x,y) for (int i=(x);i<=(y);i++)
    #define drep(i,x,y) for (int i=(x);i>=(y);i--)
    #define go(x) for (int i=head[x];i;i=edge[i].nxt)
    #define templ template<typename T>
    #define sz 303030
    typedef long long ll;
    typedef double db;
    mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
    templ inline T rnd(T l,T r) {return uniform_int_distribution<T>(l,r)(rng);}
    templ inline bool chkmax(T &x,T y){return x<y?x=y,1:0;}
    templ inline bool chkmin(T &x,T y){return x>y?x=y,1:0;}
    templ inline void read(T& t) {
        t=0;char f=0,ch=getchar();double d=0.1;
        while(ch>'9'||ch<'0') f|=(ch=='-'),ch=getchar();
        while(ch<='9'&&ch>='0') t=t*10+ch-48,ch=getchar();
        if(ch=='.'){ch=getchar();while(ch<='9'&&ch>='0') t+=d*(ch^48),d*=0.1,ch=getchar();}
        t=(f?-t:t);
    }
    template<typename T,typename... Args>inline void read(T& t,Args&... args){read(t); read(args...);}
    void file() {
        #ifdef zqj
        freopen("a.in","r",stdin);
        #endif
    }
    inline void chktime() {
        #ifdef zqj
        cerr<<clock()/1000.0<<'\n';
        #endif
    }
    #ifdef mod
    ll ksm(ll x,int y){ll ret=1;for (;y;y>>=1,x=x*x%mod) if (y&1) ret=ret*x%mod;return ret;}
    ll inv(ll x){return ksm(x,mod-2);}
    #else
    ll ksm(ll x,int y){ll ret=1;for (;y;y>>=1,x=x*x) if (y&1) ret=ret*x;return ret;}
    #endif
}
using namespace my_std;

int n,m;
struct hh {
    ll w,l,t;
    bool operator < (const hh& b) const {
        return w<b.w;
    }
}a[sz];

int main() {
    file();
    ios::sync_with_stdio(false), cin.tie(0);
    cin>>n>>m;
    rep(i,1,n) cin>>a[i].w>>a[i].l>>a[i].t, a[i].t-=a[i].l;
    sort(a+1,a+n+1);
    static ll suft[sz],sufw[sz];
    drep(i,n,1) suft[i]=suft[i+1]+a[i].t,sufw[i]=sufw[i+1]+a[i].w*a[i].t;
    ll totl=0,totlw=0;
    rep(i,1,n) totl+=a[i].l,totlw+=a[i].l*a[i].w;
    ll ans=0;
    rep(i,1,n) {
        ll _totl=totl-a[i].l,_totlw=totlw-a[i].l*a[i].w;
        if (_totl+suft[i+1]<=m) {
            chkmax(ans,_totlw+sufw[i+1]+a[i].w*(m-_totl-suft[i+1]));
        }
        else {
            int L=i+1,R=n,pos=-1;
            while (L<=R) {
                int mid=(L+R)>>1;
                if (_totl+suft[mid+1]<=m) pos=mid,R=mid-1;
                else L=mid+1;
            }
            assert(pos!=-1);
            chkmax(ans,_totlw+sufw[pos+1]+a[pos].w*(m-_totl-suft[pos+1]));
        }
    }
    cout<<ans<<'\n';
    return 0;
}