📅  最后修改于: 2022-03-11 14:45:33.930000             🧑  作者: Mango
rows = int(input())
number = 1
i = 1
while(i <= rows):
j = 1
while(j <= i):
print(number, end = ' ')
number = number + 1
j = j + 1
i = i + 1
print()