PY
py
1
2
3
4
5
6
7
8
def pattern(N, a=1, n=1):
if a<=N:
pattern(N,a+1,n+a)
print(*list(range(n,a+n))[::-1]
,sep=' ')
pattern(int(input()))
#https://www.sololearn.com/Discuss/1035685/?ref=app
Enter to Rename, Shift+Enter to Preview
OUTPUT
Run