import sys
from collections import deque, Counter
input = lambda: sys.stdin.readline().rstrip()
ii = lambda: int(input())
mi = lambda: map(int, input().split())
li = lambda: list(mi())
inf = 2 ** 63 - 1
mod = 998244353

from typing import List, Tuple
 
class BipartiteMatching:
    '''二部マッチング問題のソルバー。
    https://snuke.hatenablog.com/entry/2019/05/07/013609 のコードをPythonにベタ移植したもの。
    snuke is God.
    '''
 
    def __init__(self, n: int, m: int) -> None:
        self._n = n
        self._m = m
        self._to: List[List[int]] = [[] for _ in range(n)]
 
    def add_edge(self, a: int, b: int) -> None:
        self._to[a].append(b)
 
    def solve(self) -> List[Tuple[int, int]]:
        n, m, to = self._n, self._m, self._to
        pre = [-1] * n
        root = [-1] * n
        p = [-1] * n
        q = [-1] * m
        upd = True
        while upd:
            upd = False
            s = []
            s_front = 0
            for i in range(n):
                if p[i] == -1:
                    root[i] = i
                    s.append(i)
            while s_front < len(s):
                v = s[s_front]
                s_front += 1
                if p[root[v]] != -1: continue
                for u in to[v]:
                    if q[u] == -1:
                        while u != -1:
                            q[u] = v
                            p[v], u = u, p[v]
                            v = pre[v]
                        upd = True
                        break
                    u = q[u]
                    if pre[u] != -1: continue
                    pre[u] = v
                    root[u] = root[v]
                    s.append(u)
            if upd:
                for i in range(n):
                    pre[i] = -1
                    root[i] = -1
        return [(v, p[v]) for v in range(n) if p[v] != -1]


n = ii()

G = BipartiteMatching(n, n)
e = []
for i in range(n):
    u, v = mi()
    e.append(u - 1)
    G.add_edge(u - 1, i)
    G.add_edge(v - 1, i)

E = G.solve()

for i in range(n):
    if E[i][1] == e[i]:
        print('->')
    else:
        print('<-')