题解 | #蛇形矩阵#
蛇形矩阵
https://www.nowcoder.com/practice/649b210ef44446e3b1cd1be6fa4cab5e
N = int(input())
num = 1
ls = [[] for i in range(N)]
for i in range(N):
for j in range(i+1):
ls[i].append(num)
num += 1
for i in range(N):
for j in ls:
if j:
print(j.pop(),end=' ')
print()
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