[백준/파이썬] 10864번 친구

-Code

n, m = map(int, input().split())
arr = [[] * (n + 1) for _ in range(n + 1)]

for i in range(m):
    a, b = map(int, input().split())
    arr[a].append(b)
    arr[b].append(a)
for i in range(1, n + 1):
    print(len(arr[i]))