N = int(input())
d = dict()
G = [[] for _ in range(N + 1)]
Gnum = [0] * N
for _ in range(N):
    a,b = map(int,input().split())
    a -= 1
    b -= 1
    G[a].append(b)
    G[b].append(a)
    d[(a,b)] = _
    Gnum[a] += 1
    Gnum[b] += 1

stack = []
for i in range(N):
    if Gnum[i] == 1:
        stack.append(i)
ans = [0] * N
right = "->"
left = "<-"

s = set()
while stack:
    now = stack.pop()
    s.add(now)
    for v in G[now]:
        Gnum[v] -= 1
        if Gnum[v] == 1:
            stack.append(v)
        if (now,v) in d:
            ans[d[(now,v)]] = right
        else:
            ans[d[(v,now)]] = left
t = -1
for i in range(N):
    if i not in s:
        t = i
if t == -1:
    pass
else:
    u = t
    #flag = True
    while True:
        #flag = False
        for v in G[u]:
            if v not in s:
                #flag = True
                if (u,v) in d:
                    ans[d[(u,v)]] = right
                else:
                    ans[d[(v,u)]] = left
                s.add(v)
                u = v
                break
        if u == t:break
for S in ans:
    print(S)