题解 | #大巴车(数组分块,按块翻转,块内不变)#
大巴车(数组分块,按块翻转,块内不变)
https://www.nowcoder.com/practice/a776dfef53914c23a4271fc5fe608369
n2 = int(input().split(' ')[1]) l1 = input().split(' ') l2 = [l1[i:i+n2] for i in range(0,len(l1),n2)] print(' '.join([' '.join(j) for j in l2[::-1]]))