题解 | #蛇形矩阵#
蛇形矩阵
https://www.nowcoder.com/practice/649b210ef44446e3b1cd1be6fa4cab5e
思路:第一行各元素为前n项和,之后每行为前一行元素都-1后剔除掉首元素
N = int(input()) l = [n*(n+1)//2 for n in range(1,N+1)] print(*l) for i in range(N-1): l = [i-1 for i in l] print(*l[i+1:])