n=int(input())
matrix=[]
for i in range(0,n):
lst=[]
for j in range(0,i+1):
if i==j or j==0:
item=1
else:
item=matrix[i-1][j-1]+matrix[i-1][j]
lst.append(item)
matrix.append(lst)
for lst in matrix:
for item in lst:
print(item,end=" ")
print("")

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