Run ID:86408
提交时间:2024-07-24 21:02:22
n = int(input()) a = list(map(int,input().split())) for i in range(n-2): a[i],a[i+1] = a[i+1],a[i] for i in range(n-1): print(a[i],end = ' ') print(a[-1])