import sys
#sys.setrecursionlimit((1<<19)-1)
#import pypyjit
#pypyjit.set_param('max_unroll_recursion=-1')
input=sys.stdin.buffer.readline

N,M=map(int,input().split())
can=[tuple(map(int,input().split())) for i in range(N)]
ans=0
while True:
    now=(0,0)
    for a,b,c in can:
        if M>=a:
            now=max(now,(((M-a)//(a-b)+1)*c*b,(M-a)%(a-b)))
    if now[0]==0:
        break
    ans+=now[0]
    M=now[1]
print(ans)