import sys
input = sys.stdin.readline

from math import gcd,lcm

from heapq import heappop,heappush

LCM=1

for i in range(1,301):
    LCM=lcm(LCM,i)

N,M=list(map(int,input().split()))

E=[[] for i in range(N)]

for i in range(M):
    x,y,a,b=list(map(int,input().split()))
    x-=1
    y-=1
    c=a*LCM//b

    E[x].append((y,c))
    E[y].append((x,c))

DIS=[LCM<<100]*N
DIS[0]=0

Q=[(0,0)]

while Q:
    dis,ind=heappop(Q)

    if DIS[ind]!=dis:
        continue

    for to,c in E[ind]:
        if DIS[to]>dis+c:
            DIS[to]=dis+c
            heappush(Q,(DIS[to],to))

for i in range(1,N):
    x=DIS[i]
    y=LCM

    G=gcd(x,y)

    print(x//G,y//G)